Lacrosse 2015 Buick Owner'S Manual Download Page 259

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Black plate (6,1)

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-

7707475) - 2015 - CRC - 10/9/14

10-6

Vehicle Care

Engine Compartment Overview

2.4L L4 Engine

Summary of Contents for 2015 Buick

Page 1: ...2k15_buick_lacrosse_22941405B ai Modern Bridge Level 2 23321109 Spine Printer Adjust Color Black Date 09 03 14 ...

Page 2: ...s 3 33 Storage 4 1 Storage Compartments 4 1 Additional Storage Features 4 3 Instruments and Controls 5 1 Controls 5 2 Warning Lights Gauges and Indicators 5 7 Information Displays 5 26 Vehicle Messages 5 35 Vehicle Personalization 5 45 Universal Remote System 5 51 Lighting 6 1 Exterior Lighting 6 1 Interior Lighting 6 5 Lighting Features 6 6 Infotainment System 7 1 Introduction 7 1 Climate Control...

Page 3: ...82 Appearance Care 10 85 Service and Maintenance 11 1 General Information 11 1 Maintenance Schedule 11 2 Special Application Services 11 8 Additional Maintenance and Care 11 8 Recommended Fluids Lubricants and Parts 11 12 Maintenance Records 11 14 Technical Data 12 1 Vehicle Identification 12 1 Vehicle Data 12 2 Customer Information 13 1 Customer Information 13 1 Reporting Safety Defects 13 12 Veh...

Page 4: ...country specifications features applications that may not be available in your region or changes subsequent to the printing of this owner manual Refer to the purchase documentation relating to your specific vehicle to confirm the features Keep this manual in the vehicle for quick reference Canadian Vehicle Owners Propriétaires Canadiens A French language manual can be obtained from your dealer at ...

Page 5: ...r death Caution Caution indicates a hazard that could result in property or vehicle damage A circle with a slash through it is a safety symbol which means Do Not Do not do this or Do not let this happen Symbols The vehicle has components and labels that use symbols instead of text Symbols are shown along with the text describing the operation or information relating to a specific component control...

Page 6: ...ir Conditioning Antilock Brake System ABS g Audio Steering Wheel Controls or OnStar if equipped Brake System Warning Light Charging System I Cruise Control B Engine Coolant Temperature O Exterior Lamps g First Responder Fog Lamps Fuel Gauge Fuses 3 Headlamp High Low Beam Changer Heated Steering Wheel j LATCH System Child Restraints Malfunction Indicator Lamp Oil Pressure O Power Remote Vehicle Sta...

Page 7: ...Black plate 6 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 vi Introduction 2 NOTES ...

Page 8: ...mission 1 14 Vehicle Features Infotainment System 1 15 Steering Wheel Controls 1 15 Cruise Control 1 15 Driver Information Center DIC 1 15 Forward Collision Alert FCA System 1 16 Lane Departure Warning LDW 1 16 Lane Change Alert LCA 1 16 Rear Vision Camera RVC 1 17 Rear Cross Traffic Alert RCTA System 1 17 Parking Assist 1 17 Active Emergency Braking System 1 17 Power Outlets 1 17 Universal Remote...

Page 9: ...Black plate 2 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 1 2 In Brief Instrument Panel ...

Page 10: ...cking on page 9 48 7 Light Sensor See Automatic Headlamp System on page 6 3 8 Infotainment on page 7 1 9 Data Link Connector DLC Out of View See Malfunction Indicator Lamp on page 5 16 10 Front Storage on page 4 2 11 Hood Release See Hood on page 10 5 12 Cruise Control on page 9 37 Forward Collision Alert FCA System on page 9 50 If Equipped 13 Steering Wheel Adjustment on page 5 2 14 Horn on page ...

Page 11: ... key is also used for the ignition if the vehicle does not have pushbutton start K Press to unlock the driver door or all doors Q Press to lock all doors Lock and unlock feedback can be personalized Y Press and hold to release the trunk 7 Press and release to initiate vehicle locator Press and hold for at least three seconds to sound the panic alarm Press again to cancel the panic alarm See Keys o...

Page 12: ...ended on a remote start See Remote Vehicle Start on page 2 9 Door Locks To lock or unlock the doors From inside the vehicle use the door lock knob or the power door lock controls Pull once on the door handle to unlock it and a second time to open it From outside use the key or press Q or K on the Remote Keyless Entry RKE transmitter See Remote Keyless Entry RKE System Operation on page 2 3 See Doo...

Page 13: ...e 2 20 Seat Adjustment Manual Seats To adjust a manual seat 1 Pull the handle at the front of the seat 2 Slide the seat to the desired position and release the handle 3 Try to move the seat back and forth to be sure it is locked in place Seat Height Adjuster Press and hold the top or bottom of the switch to raise or lower the seat Release the switch when the desired height is reached See Seat Adju...

Page 14: ...the control up or down See Power Seat Adjustment on page 3 5 Lumbar Adjustment To adjust the lumbar support Press and hold the front or rear of the control to increase or decrease lumbar support If equipped press and hold the top or bottom of the control to raise or lower lumbar support See Lumbar Adjustment on page 3 5 Reclining Seatbacks Manual Reclining Seatbacks To recline a manual seatback 1 ...

Page 15: ...to recline Tilt the top of the control forward to raise See Reclining Seatbacks on page 3 6 Memory Features If equipped the 1 2 and SET buttons on the driver door are used to manually save and recall the driver seat and outside mirror positions See Memory Seats on page 3 7 and Vehicle Personalization on page 5 45 Heated and Ventilated Seats Heated and Ventilated Seat Buttons Shown Heated Seat Butt...

Page 16: ...e display indicate three for the highest setting and one for the lowest See Heated and Ventilated Front Seats on page 3 9 Head Restraint Adjustment Do not drive until the head restraints for all occupants are installed and adjusted properly To achieve a comfortable seating position change the seatback recline angle as little as necessary while keeping the seat and the head restraint height in the ...

Page 17: ... 1 Turn the control knob to select the L Left or R Right mirror 2 Push the control knob left right up or down to adjust the mirror Vehicles with the memory feature can store a preferred mirror position See Memory Seats on page 3 7 and Power Mirrors on page 2 18 Manual Folding Mirrors The outside mirrors can be folded inward to prevent damage when going through an automatic car wash To fold pull th...

Page 18: ...e 2 20 Vehicles with OnStar have three control buttons at the bottom of the mirror See your dealer for more information on the system and how to subscribe to OnStar See OnStar Overview on page 14 1 Steering Wheel Adjustment To adjust the steering wheel 1 Pull the lever down 2 Move the steering wheel up or down 3 Pull or push the steering wheel closer or away from you 4 Pull the lever up to lock th...

Page 19: ...er or Press to turn each lamp on or off For more information see Dome Lamps on page 6 5 Exterior Lighting The exterior lamp control is on the instrument panel on the outboard side of the steering wheel Turn the control to the following positions O Turns off the exterior lamps The knob returns to the AUTO position after it is released Turn to off again to reactivate the AUTO mode AUTO Automatically...

Page 20: ...RL on page 6 2 Fog Lamps on page 6 4 Windshield Wiper Washer The windshield wiper washer lever is on the right side of the steering column With the ignition in ACC ACCESSORY or ON RUN START move the lever to select the wiper speed HI Use for fast wipes LO Use for slow wipes INT Move the lever up to INT for intermittent wipes then turn the x INT band up for more frequent wipes or down for less freq...

Page 21: ... Seats 3 Fan Control 4 Air Delivery Mode Controls 5 Defrost 6 SYNC Synchronized Temperature 7 Power 8 A C Air Conditioning 9 Recirculation Auto Recirculation 10 Rear Window Defogger 11 AUTO Automatic Operation See Dual Automatic Climate Control System on page 8 1 Transmission Automatic Transmission Driver Shift Control DSC Driver Shift Control DSC allows shifting an automatic transmission similar ...

Page 22: ...Control 5 Press to turn cruise control on or off A white indicator comes on in the instrument cluster RES If there is a set speed in memory press the control up briefly to resume to that speed or press and hold to accelerate If cruise control is already active use to increase vehicle speed SET Press the control down briefly to set the speed and activate cruise control If cruise control is already ...

Page 23: ...seat See Forward Collision Alert FCA System on page 9 50 Lane Departure Warning LDW If equipped LDW may help avoid unintentional lane departures at speeds of 56 km h 35 mph or greater LDW uses a camera sensor to detect the lane markings The LDW light is green if a lane marking is detected If the vehicle departs the lane the light will change to amber and flash In addition beeps will sound or the d...

Page 24: ...at speeds less than 8 km h 5 mph RPA may display a warning triangle on the Rear Vision Camera screen and or a graphic on the instrument cluster to provide the object distance In addition multiple beeps may occur if very close to an object See Assistance Systems for Parking or Backing on page 9 48 Active Emergency Braking System If the vehicle has Adaptive Cruise Control ACC it also has the Active ...

Page 25: ...h programming the Universal Remote system See Universal Remote System on page 5 51 Sunroof On vehicles with a sunroof the switches are located on the overhead console The ignition must be in ON RUN or ACC ACCESSORY or Retained Accessory Power RAP must be active See Retained Accessory Power RAP on page 9 23 Vent Press the rear of the switch 2 to the first detent to vent the sunroof Press the front ...

Page 26: ...g the engine off when the vehicle is stopped When the engine shuts off automatically all the accessories will continue to operate normally In very hot or cold conditions the engine may not shut off See Starting the Engine on page 9 18 There are two air conditioning settings available The comfort setting maximizes cabin comfort The eco setting maximizes efficiency allowing more frequent and longer ...

Page 27: ...op feature may cause the engine to turn off when the brake pedal is applied and the vehicle comes to a complete stop When the brake pedal is released or the accelerator pedal is applied the engine will restart The engine will continue to run until the next auto stop To restart the engine during the auto stop release the brake pedal or press the accelerator pedal The engine starts immediately The v...

Page 28: ...service technician with the proper knowledge and tools See Doing Your Own Service Work on page 10 4 Performance and Maintenance Traction Control Electronic Stability Control The traction control system limits wheel spin The system turns on automatically every time the vehicle is started To turn off traction control press and release the Traction Control System TCS StabiliTrak button on the center ...

Page 29: ...s not replace normal monthly tire maintenance Maintain the correct tire pressures See Tire Pressure Monitor System on page 10 51 Engine Oil Life System The engine oil life system calculates engine oil life based on vehicle use and displays the CHANGE ENGINE OIL SOON message when it is time to change the engine oil and filter The oil life system should be reset to 100 only following an oil change R...

Page 30: ...weather conditions are appropriate use cruise control Always follow posted speed limits or drive more slowly when conditions require Keep vehicle tires properly inflated Combine several trips into a single trip Replace the vehicle s tires with the same TPC Spec number molded into the tire s sidewall near the size Follow recommended scheduled maintenance Roadside Assistance Program U S 1 800 252 11...

Page 31: ...Black plate 24 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 1 24 In Brief 2 NOTES ...

Page 32: ...2 18 Power Mirrors 2 18 Folding Mirrors 2 19 Heated Mirrors 2 19 Reverse Tilt Mirrors 2 19 Interior Mirrors Interior Rearview Mirrors 2 19 Manual Rearview Mirror 2 20 Automatic Dimming Rearview Mirror 2 20 Windows Windows 2 20 Power Windows 2 20 Sun Visors 2 22 Rear Window Sunshade 2 22 Roof Sunroof 2 23 Keys and Locks Keys Warning Leaving children in a vehicle with an ignition key or Remote Keyle...

Page 33: ...y blade for debris Periodically clean with a brush or pick See your dealer if a new key is needed If locked out of the vehicle see Roadside Assistance Program on page 13 5 With an active OnStar subscription an OnStar Advisor may remotely unlock the vehicle See OnStar Overview on page 14 1 Remote Keyless Entry RKE System See Radio Frequency Statement on page 13 12 If there is a decrease in the RKE ...

Page 34: ... theft deterrent system See Vehicle Alarm System on page 2 15 K Unlock Press to unlock the driver door or all doors See Door Unlock Options under Vehicle Personalization on page 5 45 The turn signal indicators may flash to indicate unlocking See Remote Unlock Light Feedback under Vehicle Personalization on page 5 45 Pressing K will disarm the theft deterrent system See Vehicle Alarm System on page...

Page 35: ...cking from the Driver Door When the doors are locked and the RKE transmitter is within 1 m 3 ft of the driver door handle pressing the lock unlock button on the driver door handle will unlock the driver door If the lock unlock button is pressed again within five seconds all passenger doors will unlock Driver Side Shown Passenger Similar Pressing the lock unlock button will cause all doors to lock ...

Page 36: ...e doors to automatically lock when exiting the vehicle see Remote Lock Unlock Start under Vehicle Personalization on page 5 45 Keyless Trunk Opening Lift up on the touch pad above the license plate to open the trunk if the RKE transmitter is within 1 m 3 ft Programming Transmitters to the Vehicle Only RKE transmitters programmed to the vehicle will work If a transmitter is lost or stolen a replace...

Page 37: ...o LOCK OFF 5 Repeat Steps 2 4 two more times After the third time turn to ON RUN the key is learned and all previously known keys will no longer work with the vehicle Remaining keys can be learned by following the procedure in Programming with a Recognized Transmitter Key Vehicles Only Programming with a Recognized Transmitter Keyless Access Vehicles Only A new transmitter can be programmed to the...

Page 38: ...ble in Canada This procedure will take approximately 30 minutes to complete The vehicle must be off and all of the transmitters you wish to program must be with you 1 Insert the vehicle key of the transmitter into the key lock cylinder on the outside of the driver door and turn the key to the unlock position five times within 10 seconds The Driver Information Center DIC displays REMOTE LEARN PENDI...

Page 39: ...he REPLACE BATTERY IN REMOTE KEY message may also be displayed at this time To start the vehicle 1 Place the transmitter in the transmitter pocket inside the armrest storage area 2 With the vehicle in P Park or N Neutral press the brake pedal and the ENGINE START STOP button See Starting the Engine on page 9 18 for additional information about the vehicle s keyless ignition with pushbutton start R...

Page 40: ...conds or until the turn signal lamps flash The turn signal lamps flashing confirms the request to remote start the vehicle has been received When the engine starts the parking lamps will turn on and remain on as long as the engine is running The doors will be locked and the climate control system may come on Turn the ignition to ON RUN Key Access or select the ON RUN START ignition position Keyles...

Page 41: ...tion cycles The vehicle s ignition must be changed to ON RUN START and then back to OFF before the remote start procedure can be used again Canceling a Remote Start To cancel a remote start do any of the following Aim the RKE transmitter at the vehicle and press and hold until the parking lamps turn off Turn on the hazard warning flashers Turn the vehicle on and then off Conditions in Which Remote...

Page 42: ...lways lock the vehicle whenever leaving it Continued Warning Continued Outsiders can easily enter through an unlocked door when slowing or stopping the vehicle Lock the doors to help prevent this from happening To lock or unlock the doors from the outside press Q or K on the Remote Keyless Entry RKE transmitter or use the key in the door See Remote Keyless Entry RKE System Operation on page 2 3 To...

Page 43: ...transmission into P Park Automatic door unlocking can be programmed through the Driver Information Center DIC See Vehicle Personalization on page 5 45 Lockout Protection If equipped with pushbutton start and the vehicle is in ACC ACCESSORY or ON RUN START and locking is requested with the driver door open all doors will lock and only the driver door will unlock If equipped with a keyed ignition an...

Page 44: ...Remote Keyless Entry RKE transmitter 2 Open the door from the outside To cancel the safety lock 1 Unlock the door and open it from the outside 2 Insert the key into the safety lock slot and turn it so the slot is in the vertical position Do the same for the other door Doors Trunk Warning Exhaust gases can enter the vehicle if it is driven with the liftgate trunk hatch open or with any objects that...

Page 45: ... see Engine Exhaust on page 9 26 Remote Trunk Release To open the trunk press V on the driver door when the vehicle is off or in P Park To open the trunk from outside the vehicle press and hold Y on the Remote Keyless Entry RKE transmitter to unlock all doors then use the touch pad above the license plate If equipped with Keyless Access the trunk can be opened using the touch pad when the RKE tran...

Page 46: ...eal Vehicle Alarm System This vehicle has an anti theft alarm system The indicator light on the instrument panel near the windshield indicates the status of the system Off Alarm system is disarmed On Solid Vehicle is secured during the delay to arm the system Fast Flash Vehicle is unsecured A door the hood or the trunk is open Slow Flash Alarm system is armed Arming the Alarm System 1 Turn off the...

Page 47: ... Alarm System To disarm the alarm system or turn off the alarm if it has been activated do one of the following Press K on the RKE transmitter Unlock the vehicle using the Keyless Access system if equipped Start the vehicle To avoid setting off the alarm by accident Lock the vehicle after all occupants have left the vehicle and all doors are closed Always unlock a door with the RKE transmitter or ...

Page 48: ... engine still does not start with the other key the vehicle needs service If the vehicle does start the first key may be damaged See your dealer who can service the theft deterrent system and have a new key made Do not leave the key or device that disarms or deactivates the theft deterrent system in the vehicle Immobilizer Operation Keyless Access This vehicle has a passive theft deterrent system ...

Page 49: ...eterrent system and have a new transmitter programmed to the vehicle Do not leave the transmitter or device that disarms or deactivates the theft deterrent system in the vehicle Exterior Mirrors Convex Mirrors Warning A convex mirror can make things like other vehicles look farther away than they really are If you cut too sharply into the right lane you could hit a vehicle on the right Check the i...

Page 50: ... See Rear Window Defogger under Dual Automatic Climate Control System on page 8 1 Reverse Tilt Mirrors If equipped with memory seats the passenger and or driver mirror tilts to a preselected position when the vehicle is in R Reverse This allows the curb to be seen when parallel parking The mirror s return to the original position when The vehicle is shifted out of R Reverse or remains in R Reverse...

Page 51: ...alone in a vehicle especially with the windows closed in warm or hot weather They can be overcome by the extreme heat and suffer permanent injuries or even death from heat stroke The vehicle aerodynamics are designed to improve fuel economy performance This may result in a pulsing sound when either rear window is down and the front windows are up To reduce the sound open either a front window or t...

Page 52: ...e window by pushing or pulling the switch Rear Window Lockout This feature prevents the rear passenger windows from operating except from the driver position Press o on the driver door to activate the rear window lockout switch The indicator light comes on when activated Press o again to deactivate the lockout switch Programming the Power Windows If the battery on the vehicle has been recharged di...

Page 53: ...r from the center mount to pivot to the side window or if equipped extend along the rod Rear Window Sunshade If equipped the rear window sunshade button is on the overhead console To open the sunshade press and release The sunshade will fully extend To close the sunshade press and release the switch again The sunshade will fully close The sunshade only operates when the ignition is in ON RUN or AC...

Page 54: ...y press either switch a second time The sunshade opens automatically with the sunroof To express open the sunshade fully press and release the rear of the switch 3 To stop the sunshade partway press the switch a second time To express close fully press and release the front of the switch 4 To stop the sunshade partway press the switch a second time Anti Pinch Feature If an object is in the path of...

Page 55: ...0 9 14 2 24 Keys Doors and Windows Periodically open the sunroof and remove any obstacles or loose debris Wipe the sunroof seal and roof sealing area using a clean cloth mild soap and water Do not remove grease from the sunroof If water is seen dripping into the water drainage system this is normal ...

Page 56: ... 19 Replacing Safety Belt System Parts after a Crash 3 20 Airbag System Airbag System 3 20 Where Are the Airbags 3 22 When Should an Airbag Inflate 3 23 What Makes an Airbag Inflate 3 24 How Does an Airbag Restrain 3 24 What Will You See after an Airbag Inflates 3 25 Passenger Sensing System 3 26 Servicing the Airbag Equipped Vehicle 3 31 Adding Equipment to the Airbag Equipped Vehicle 3 31 Airbag...

Page 57: ...henever an occupant is seated in the seat Adjust the head restraint so that the top of the restraint is at the same height as the top of the occupant s head This position reduces the chance of a neck injury in a crash Front Seats The vehicle s front seats have adjustable head restraints in the outboard seating positions The height of the head restraint can be adjusted To raise or lower the head re...

Page 58: ...t removable Rear Seats The vehicle s rear seats have adjustable head restraints in the outboard seating positions The height of the head restraint can be adjusted Pull the head restraint up to raise it Try to move the head restraint to make sure that it is locked in place To lower the head restraint press the button located on the top of the seatback and push the head restraint down Try to move th...

Page 59: ...ull on the head restraint to make sure that it is locked Always adjust the head restraint so that the top of the restraint is at the same height as the top of the occupant s head If you are installing a child restraint in the rear seat see Securing a Child Restraint Designed for the LATCH System under Lower Anchors and Tethers for Children LATCH System on page 3 41 Front Seats Seat Adjustment Seat...

Page 60: ...ower Seat Adjustment To adjust the seat Move the seat forward or rearward by moving the control forward or rearward Raise or lower the front part of the seat cushion by moving the front of the control up or down Raise or lower the entire seat by moving the rear of the control up or down Some vehicles are equipped with a feature that activates a vibration in the driver seat to help the driver avoid...

Page 61: ...ou could go into it receiving neck or other injuries The lap belt could go up over your abdomen The belt forces would be there not at your pelvic bones This could cause serious internal injuries For proper protection when the vehicle is in motion have the seatback upright Then sit well back in the seat and wear the safety belt properly Manual Reclining Seatbacks Warning If either seatback is not l...

Page 62: ... seatback and the seatback will return to the upright position 2 Push and pull on the seatback to make sure it is locked Power Reclining Seatbacks To adjust a power seatback Tilt the top of the control rearward to recline Tilt the top of the control forward to raise Memory Seats If memory equipped the 1 2 and SET buttons on the driver door are used to manually save and recall the driver seat and o...

Page 63: ...ehicle personalization menu memory 1 or 2 positions are recalled in the following ways To activate the recall when On Driver Door Open is selected in the personalization menu do one of the following On vehicles with RKE press K on the RKE transmitter and open the driver door On vehicles with Keyless Access press the lock unlock button on the outside driver door handle and open the door The RKE tra...

Page 64: ...ing the position press and hold the appropriate manual control for the memory item that is not recalling for two seconds Try recalling again by opening the driver door and pressing K on the RKE transmitter If recalling the exit postion press and hold the power seat control rearward for two seconds Try recalling the exit position again If the memory position is still not recalling see your dealer f...

Page 65: ...d seat symbol on the display indicate three for the highest setting and one for the lowest If the heated seats are on high the level may automatically lower after approximately 30 minutes The passenger seat may take longer to heat up Remote Start Auto Heated and Ventilated Seats During a remote start the heated or ventilated seats if equipped can be turned on automatically When it is cold outside ...

Page 66: ... the lever on the top of the seatback to unlock it A tab near the seatback lever raises when the seatback is unlocked 2 Fold the seatback down Repeat the steps to fold the other seatback if desired Raising the Seatback Warning If either seatback is not locked it could move forward in a sudden stop or crash That could cause injury to the person sitting there Always push and pull on the seatbacks to...

Page 67: ...ack Lower the armrest to access the two cupholders and the storage area To fold lift the armrest up and push it rearward until it is flush with the seatback Safety Belts This section of the manual describes how to use safety belts properly It also describes some things not to do with safety belts Warning Do not let anyone ride where a safety belt cannot be worn properly In a crash if you or your p...

Page 68: ...hield the instrument panel or the safety belts When you wear a safety belt you and the vehicle slow down together There is more time to stop because you stop over a longer distance and when worn properly your strongest bones take the forces from the safety belts That is why wearing safety belts makes such good sense Questions and Answers About Safety Belts Q Will I be trapped in the vehicle after ...

Page 69: ...e important things to know about wearing a safety belt properly Sit up straight and always keep your feet on the floor in front of you Always use the correct buckle for your seating position Wear the lap part of the belt low and snug on the hips just touching the thighs In a crash this applies force to the strong pelvic bones and you would be less likely to slide under the lap belt If you slid und...

Page 70: ...lt across you very quickly If this happens let the belt go back slightly to unlock it Then pull the belt across you more slowly If the shoulder portion of a passenger belt is pulled out all the way the child restraint locking feature may be engaged If this happens let the belt go back all the way and start again 3 Push the latch plate into the buckle until it clicks Pull up on the latch plate to m...

Page 71: ...d right front passenger seating positions Adjust the height so the shoulder portion of the belt is on the shoulder and not falling off of it The belt should be close to but not contacting the neck Improper shoulder belt height adjustment could reduce the effectiveness of the safety belt in a crash See How to Wear Safety Belts Properly on page 3 14 Press the release button and move the height adjus...

Page 72: ...and probably other parts of the vehicle s safety belt system will need to be replaced See Replacing Safety Belt System Parts after a Crash on page 3 20 Rear Safety Belt Comfort Guides This vehicle may have rear safety belt comfort guides If not they are available through your dealer Rear safety belt comfort guides may provide added safety belt comfort for older children who have outgrown booster s...

Page 73: ... across the chest These parts of the body are best able to take belt restraining forces 4 Buckle position and release the safety belt as described previously in this section Make sure the shoulder portion of the belt is on the shoulder and not falling off of it The belt should be close to but not contacting the neck To remove and store the comfort guide squeeze the belt edges together so that the ...

Page 74: ...e it only for the seat it is made to fit The extender has been designed for adults Never use it for securing child seats To wear it attach it to the regular safety belt See the instruction sheet that comes with the extender Safety System Check Now and then check that the safety belt reminder light safety belts buckles latch plates retractors and anchorages are all working properly Look for any oth...

Page 75: ...have the safety belt assemblies inspected or replaced New parts and repairs may be necessary even if the safety belt system was not being used at the time of the crash Have the safety belt pretensioners checked if the vehicle has been in a crash or if the airbag readiness light stays on after you start the vehicle or while you are driving See Airbag Readiness Light on page 5 14 Airbag System The v...

Page 76: ...ags Airbags are designed to work with safety belts not replace them Also airbags are not designed to inflate in every crash In some crashes safety belts are the only restraint See When Should an Airbag Inflate on page 3 23 Wearing your safety belt during a crash helps reduce the chance of hitting things inside the vehicle or being ejected from it Airbags are supplemental restraints to the safety b...

Page 77: ...the airbag symbol The system checks the airbag electrical system for malfunctions The light tells you if there is an electrical problem See Airbag Readiness Light on page 5 14 Where Are the Airbags The driver frontal airbag is in the center of the steering wheel The front outboard passenger frontal airbag is in the passenger side instrument panel Driver Side Shown Passenger Side Similar The driver...

Page 78: ...ure anything to the roof of a vehicle with roof rail airbags by routing a rope or tie down through any door or window opening If you do the path of an inflating roof rail airbag will be blocked When Should an Airbag Inflate This vehicle is equipped with airbags See Airbag System on page 3 20 Airbags are designed to inflate if the impact exceeds the specific airbag system s deployment threshold Dep...

Page 79: ...hese roof rail airbags are designed to inflate during a rollover or in a severe frontal impact Roof rail airbags are not designed to inflate in rear impacts Both roof rail airbags will inflate when either side of the vehicle is struck if the sensing system predicts that the vehicle is about to roll over on its side or in a severe frontal impact In any particular crash no one can say whether an air...

Page 80: ...t come into contact with you may be warm but not too hot to touch There may be some smoke and dust coming from the vents in the deflated airbags Airbag inflation does not prevent the driver from seeing out of the windshield or being able to steer the vehicle nor does it prevent people from leaving the vehicle Warning When an airbag inflates there may be dust in the air This dust could cause breath...

Page 81: ...sabled The airbag readiness light and or the 12 volt battery warning light are displayed Before the vehicle can be operated again it must be serviced at your dealer In many crashes severe enough to inflate the airbag windshields are broken by vehicle deformation Additional windshield breakage may also occur from the front outboard passenger airbag Airbags are designed to inflate only once After an...

Page 82: ...e allowed to inflate or not According to accident statistics children are safer when properly secured in a rear seat in the correct child restraint for their weight and size Whenever possible children aged 12 and under should be secured in a rear seating position Never put a rear facing child seat in the front This is because the risk to the rear facing child is so great if the airbag inflates War...

Page 83: ... as a reminder that the airbag is off See Passenger Airbag Status Indicator on page 5 15 The passenger sensing system is designed to turn on the front outboard passenger frontal airbag anytime the system senses that a person of adult size is sitting properly in the front outboard passenger seat When the passenger sensing system has allowed the airbag to be enabled the on indicator will light and s...

Page 84: ...fter reinstalling the child restraint and restarting the vehicle the on indicator is still lit turn the vehicle off Then slightly recline the vehicle seatback and adjust the seat cushion if adjustable to make sure that the vehicle seatback is not pushing the child restraint into the seat cushion Also make sure the child restraint is not trapped under the vehicle head restraint If this happens adju...

Page 85: ...tion on the seat during vehicle maneuvers and braking which helps the passenger sensing system maintain the passenger airbag status See Safety Belts and Child Restraints in the Index for additional information about the importance of proper restraint use A thick layer of additional material such as a blanket or cushion or aftermarket equipment such as seat covers seat heaters and seat massagers ca...

Page 86: ... system in several places around the vehicle Your dealer and the service manual have information about servicing the vehicle and the airbag system To purchase a service manual see Service Publications Ordering Information on page 13 11 Warning For up to 10 seconds after the vehicle is turned off and the battery is disconnected an airbag can still inflate during improper service You can be injured ...

Page 87: ...ing System on page 3 26 If the vehicle has rollover roof rail airbags see Different Size Tires and Wheels on page 10 60 for additional important information If you have to modify your vehicle because you have a disability and you have questions about whether the modifications will affect the vehicle s airbag system or if you have questions about whether the airbag system will be affected if the ve...

Page 88: ... Restraints Older Children Older children who have outgrown booster seats should wear the vehicle safety belts The manufacturer instructions that come with the booster seat state the weight and height limitations for that booster Use a booster seat with a lap shoulder belt until the child passes the fit test below Sit all the way back on the seat Do the knees bend at the seat edge If yes continue ...

Page 89: ...fort Guides under Lap Shoulder Belt on page 3 15 According to accident statistics children are safer when properly restrained in a rear seating position In a crash children who are not buckled up can strike other people who are buckled up or can be thrown out of the vehicle Older children need to use safety belts properly Warning Never allow more than one child to wear the same safety belt The saf...

Page 90: ...be seriously injured or strangled if a shoulder belt is wrapped around their neck The shoulder belt can tighten but cannot be loosened if it is locked The shoulder belt locks when it is pulled all the way out of the retractor It unlocks when the shoulder belt is allowed to go all Continued Warning Continued the way back into the retractor but it cannot do this if it is wrapped around a child s nec...

Page 91: ...ho are up against or very close to any airbag when it inflates can be seriously injured or killed Never put a rear facing child restraint in the front outboard seat Secure a rear facing child restraint in a rear seat It is also better to secure a forward facing child restraint in a rear seat If you must secure a forward facing child restraint in Continued Warning Continued the front outboard seat ...

Page 92: ...tion there are many kinds of restraints available for children with special needs Warning To reduce the risk of neck and head injury during a crash infants need complete support In a crash if an infant is in a rear facing child restraint the crash forces can be distributed across the strongest part of an infant s body the back and shoulders Infants should always be secured in rear facing child res...

Page 93: ...ing surface against the back of the infant The harness system holds the infant in place and in a crash acts to keep the infant positioned in the restraint Forward Facing Child Seat A forward facing child seat provides restraint for the child s body with the harness Booster Seats A booster seat is a child restraint designed to improve the fit of the vehicle s safety belt system A booster seat can a...

Page 94: ... this manual The child restraint instructions are important so if they are not available obtain a replacement copy from the manufacturer Keep in mind that an unsecured child restraint can move around in a collision or sudden stop and injure people in the vehicle Be sure to properly secure any child restraint in the vehicle even when no child is in it In some areas of the United States and Canada C...

Page 95: ... a rear seat even if the airbag is off If you secure a forward facing child restraint in the front seat always move the front passenger seat as far back as it will go It is better to secure the child restraint in a rear seat See Passenger Sensing System on page 3 26 for additional information When securing a child restraint in a rear seating position study the instructions that came with the child...

Page 96: ...H system this can be done as long as the booster seat can be positioned properly and there is no interference with the proper positioning of the lap shoulder belt on the child Make sure to follow the instructions that came with the child restraint and also the instructions in this manual When installing a child restraint with a top tether you must also use either the lower anchors or the safety be...

Page 97: ...rash The child restraint may have a single tether 3 or a dual tether 4 Either will have a single attachment 2 to secure the top tether to the anchor Some child restraints that have a top tether are designed for use with or without the top tether being attached Others require the top tether always to be attached In Canada the law requires that forward facing child restraints have a top tether and t...

Page 98: ... that the top tether be attached or if the instructions that come with the child restraint say that the top tether must be attached According to accident statistics children and infants are safer when properly restrained in a child restraint system or infant restraint system secured in a rear seating position See Where to Put the Restraint on page 3 39 for additional information Securing a Child R...

Page 99: ...ed to go all the way back into the retractor but it cannot do this if it is wrapped around a child s neck If the shoulder belt is locked and tightened around a child s neck the only way to loosen the belt is to cut it Buckle any unused safety belts behind the child restraint so children cannot reach them Pull the shoulder belt all the way out of the retractor to set the lock and tighten the belt b...

Page 100: ...at Use anchors 1 and 2 when installing a child restraint using LATCH in the right rear seating position Use anchors 3 and 4 when installing a child restraint using LATCH in the center rear seating position Use anchors 4 and 5 when installing a child restraint using LATCH in the left rear seating position Installing child restraints using LATCH in the center and left rear seating positions at the s...

Page 101: ...d restraint to the lower anchors 2 If the child restraint manufacturer recommends that the top tether be attached attach and tighten the top tether to the top tether anchor if equipped Refer to the child restraint instructions and the following steps 2 1 Find the top tether anchor Open the cover to expose the anchor 2 2 Route attach and tighten the top tether according to the child restraint instr...

Page 102: ...3 Before placing a child in the child restraint make sure it is securely held in place To check grasp the child restraint at the LATCH path and attempt to move it side to side and back and forth There should be no more than 2 5 cm 1 in of movement for proper installation Head Restraint Removal and Reinstallation The rear outboard head restraints can be removed if they interfere with the proper ins...

Page 103: ...traint posts into the holes in the top of the seatback The notches on the posts must face the driver side of the vehicle 2 Push the head restraint down If necessary press the height adjustment release button to further lower the head restraint See Head Restraints on page 3 2 3 Try to move the head restraint to make sure that it is locked in place Replacing LATCH System Parts After a Crash Warning ...

Page 104: ... Do not secure a child seat in a position without a top tether anchor if a national or local law requires that the top tether be anchored or if the instructions that come with the child restraint say that the top strap must be anchored If the child restraint or vehicle seat position does not have the LATCH system you will be using the safety belt to secure the child restraint in this position Be s...

Page 105: ...he lock When the retractor lock is set the belt can be tightened but not pulled out of the retractor 5 To tighten the belt push down on the child restraint pull the shoulder portion of the belt to tighten the lap portion of the belt and feed the shoulder belt back into the retractor When installing a forward facing child restraint it may be helpful to use your knee to push down on the child restra...

Page 106: ...Securing Child Restraints Front Passenger Seat This vehicle has airbags A rear seat is a safer place to secure a forward facing child restraint See Where to Put the Restraint on page 3 39 In addition the vehicle has a passenger sensing system which is designed to turn off the front outboard passenger frontal airbag under certain conditions See Passenger Sensing System on page 3 26 and Passenger Ai...

Page 107: ...op strap must be anchored In Canada the law requires that forward facing child restraints have a top tether and that the tether be attached When using the lap shoulder belt to secure the child restraint in this position follow the instructions that came with the child restraint and the following instructions 1 Move the seat as far back as it will go before securing the forward facing child restrai...

Page 108: ...e belt out of the retractor to make sure the retractor is locked If the retractor is not locked repeat Steps 5 and 6 7 Before placing a child in the child restraint make sure it is securely held in place To check grasp the child restraint at the safety belt path and attempt to move it side to side and back and forth When the child restraint is properly installed there should be no more than 2 5 cm...

Page 109: ...Black plate 54 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 3 54 Seats and Restraints 2 NOTES ...

Page 110: ...Storage 4 3 Center Console Storage 4 3 Additional Storage Features Convenience Net 4 3 Storage Compartments Warning Do not store heavy or sharp objects in storage compartments In a crash these objects may cause the cover to open and could result in injury Glove Box The glove box is located on the passenger side of the instrument panel Lift up on the lever to open it Cupholders Press and release to...

Page 111: ...5 2015 CRC 10 9 14 4 2 Storage If equipped pull the second row seat armrest down to access cupholders Front Storage Pull up on the handle and pull the cover down to open If equipped there is storage under the climate controls Press the chrome area to open There is a power outlet inside ...

Page 112: ...mrest Press the button to access An accessory power outlet USB port SD card reader and transmitter pocket are inside See Power Outlets on page 5 5 and the infotainment manual Press the fixed button to access the cup holders Additional Storage Features Convenience Net Use the convenience net located in the trunk to store small loads as far forward as possible The net should not be used to store hea...

Page 113: ...Black plate 4 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 4 4 Storage 2 NOTES ...

Page 114: ...ke System ABS Warning Light 5 20 Lane Departure Warning LDW Light 5 21 Vehicle Ahead Indicator 5 21 Traction Off Light 5 21 StabiliTrak OFF Light 5 22 Traction Control System TCS StabiliTrak Light 5 22 Engine Coolant Temperature Warning Light 5 22 Tire Pressure Light 5 23 Engine Oil Pressure Light 5 23 Low Fuel Warning Light 5 24 Security Light 5 24 High Beam On Light 5 25 Adaptive Forward Lightin...

Page 115: ...cle Personalization Vehicle Personalization 5 45 Universal Remote System Universal Remote System 5 51 Universal Remote System Programming 5 51 Universal Remote System Operation 5 53 Controls Steering Wheel Adjustment To adjust the steering wheel 1 Pull the lever down 2 Move the steering wheel up or down 3 Pull or push the steering wheel closer or away from you 4 Pull the lever up to lock the steer...

Page 116: ... RUN START move the windshield wiper lever to select the wiper speed HI Use for fast wipes LO Use for slow wipes INT Intermittent Wipes Move the lever up to INT for intermittent wipes then turn the x INT band up for more frequent wipes or down for less frequent wipes OFF Use to turn the wipers off 1X Mist For a single wipe briefly move the wiper lever down For several wipes hold the wiper lever do...

Page 117: ... windshield is warmed Otherwise the washer fluid can form ice on the windshield blocking your vision Compass The vehicle may have a compass display on the Driver Information Center DIC The compass receives its heading and other information from the Global Positioning System GPS antenna StabiliTrak and vehicle speed information The compass system is designed to operate for a certain number of miles...

Page 118: ... opened within 10 minutes of turning off the vehicle See Retained Accessory Power RAP on page 9 23 Open the protective cover to use the accessory power outlet Certain electrical accessories may not be compatible with the accessory power outlet and could overload vehicle or adapter fuses If there is a problem see your dealer When adding electrical equipment be sure to follow the installation instru...

Page 119: ... power supply and the indicator light turns off To reset the circuit unplug the item and plug it back in or turn the Remote Accessory Power RAP off and then back on See Retained Accessory Power RAP on page 9 23 Prolonged usage of the power outlet at the maximum load of 150 watts may cause the outlet to overheat and automatically shut down The power restarts when equipment that operates within the ...

Page 120: ... prevent injury Warning lights come on when there could be a problem with a vehicle function Some warning lights come on briefly when the engine is started to indicate they are working Gauges can indicate when there could be a problem with a vehicle function Often gauges and warning lights work together to indicate a problem with the vehicle When one of the warning lights comes on and stays on whi...

Page 121: ...Black plate 8 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 5 8 Instruments and Controls Instrument Cluster English Shown Metric Similar ...

Page 122: ...Black plate 9 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 Instruments and Controls 5 9 English eAssist Shown Metric eAssist Similar ...

Page 123: ... Settings Audio Press V to select the Audio app then press T to enter the Audio menu In the Audio menu browse for music select from the favorites or change the audio source Phone Press V to select the Phone app then press T to enter the Phone menu In the Phone menu if there is no active phone call view recent calls scroll through contacts or select from the favorites If there is an active call mut...

Page 124: ...a speed that they do not want to exceed To set the Speed Warning press T when Speed Warning is displayed Press y or z to adjust the value Press V to set the speed Once the speed is set this feature can be turned off by pressing V while viewing this page If the selected speed limit is exceeded a pop up warning is displayed with a chime Software Information Displays the open source software informat...

Page 125: ...de when the engine is shutting off and restarting A slight bump may be felt when the transmission is determining the most fuel efficient operating range Caution If the engine is operated with the rpm s in the warning area at the high end of the tachometer the vehicle could be damaged and Continued Caution Continued the damage would not be covered by the vehicle warranty Do not operate the engine w...

Page 126: ... half full but it actually took a little more or less than half the tank s capacity to fill the tank The gauge moves a little while turning a corner or speeding up The gauge takes a few seconds to stabilize after the ignition is turned on and goes back to empty when the ignition is turned off Engine Coolant Temperature Gauge Metric English This gauge shows the engine coolant temperature If the gau...

Page 127: ...r the light nor the chime comes on Passenger Safety Belt Reminder Light There is a passenger safety belt reminder light near the passenger airbag status indicator See Passenger Sensing System on page 3 26 When the vehicle is started this light flashes and a chime may come on to remind passengers to fasten their safety belt Then the light stays on solid until the belt is buckled This cycle continue...

Page 128: ...er Airbag Status Indicator The vehicle has a passenger sensing system See Passenger Sensing System on page 3 26 for important safety information The overhead console has a passenger airbag status indicator United States Canada and Mexico When the vehicle is started the passenger airbag status indicator will light ON and OFF or the symbol for on and off for several seconds as a system check Then af...

Page 129: ... working The light turns off when the engine is started If it does not have the vehicle serviced by your dealer If the light stays on or comes on while driving there could be a problem with the electrical charging system Have it checked by your dealer Driving while this light is on could drain the battery If a short distance must be driven with the light on be sure to turn off all accessories such...

Page 130: ...aust intake or fuel system of the vehicle or the replacement of the original tires with other than those of the same Tire Performance Criteria TPC can affect the vehicle s emission controls and can cause this light to come on Modifications to these systems could lead to costly repairs not covered by the vehicle warranty This could also result in a failure to pass a required Emission Inspection Mai...

Page 131: ... might go away once the engine is warmed up If one or more of these conditions occurs change the fuel brand used It may require at least one full tank of the proper fuel to turn the light off See Fuel on page 9 58 If none of the above have made the light turn off your dealer can check the vehicle The dealer has the proper test equipment and diagnostic tools to fix any mechanical or electrical prob...

Page 132: ...n prepare the vehicle for inspection Brake System Warning Light The vehicle brake system consists of two hydraulic circuits If one circuit is not working the remaining circuit can still work to stop the vehicle For normal braking performance both circuits need to be working If the warning light comes on there is a brake problem Have the brake system inspected right away Metric English This light c...

Page 133: ...a problem If this light stays on there is a problem with the Electric Parking Brake system or another system on the vehicle that is causing the parking brake system to work at a reduced level The vehicle can still be driven but should be taken to a dealer as soon as possible See the information for the Electric Parking Brake under Parking Brake on page 9 31 If a message displays in the Driver Info...

Page 134: ... been crossed without using a turn signal in that direction See Lane Departure Warning LDW on page 9 57 Vehicle Ahead Indicator If equipped this indicator will display green when a vehicle is detected ahead and amber when you are following a vehicle ahead much too closely See Forward Collision Alert FCA System on page 9 50 Traction Off Light This light comes on briefly while starting the engine If...

Page 135: ...m TCS StabiliTrak Light This light comes on briefly when the engine is started If the light does not come on have the vehicle serviced by your dealer If the system is working normally the indicator light turns off If the light is on and not flashing the TCS and potentially the StabiliTrak system have been disabled A DIC message may display Check the DIC messages to determine which feature s is no ...

Page 136: ...the tires are significantly underinflated A Driver Information Center DIC tire pressure message may also display See Tire Messages on page 5 43 Stop as soon as possible and inflate the tires to the pressure value shown on the Tire and Loading Information label See Tire Pressure on page 10 50 When the Light Flashes First and Then Is On Steady If the light flashes for about a minute and then stays o...

Page 137: ...is light is near the fuel gauge and comes on briefly when the ignition is turned on as a check to show it is working It also comes on when the fuel tank is low on fuel The light turns off when fuel is added If it does not have the vehicle serviced Security Light The security light should come on briefly as the engine is started If it does not come on have the vehicle serviced by your dealer If the...

Page 138: ...d when there is a problem with the AFL system It flashes when the system is switching between lighting modes See Adaptive Forward Lighting AFL on page 6 3 Front Fog Lamp Light For vehicles with fog lamps this light comes on when the fog lamps are on The light goes out when the fog lamps are turned off See Fog Lamps on page 6 4 for more information Lamps On Reminder This light comes on when the ext...

Page 139: ... light stays on until all doors are closed and completely latched If a door is not closed properly a chime sounds after the engine is started and the vehicle is not in P Park Information Displays Power Flows eAssist Only To view the Power Flow screens in the center stack display press the button on the Home screen or on the Application Tray on the top of the infotainment system touch screen Then p...

Page 140: ...wer from the wheels returns to the battery during regenerative braking or coasting Hybrid Power Both the engine and battery are active with energy flowing to the wheels Power Off No power is flowing to the wheels Energy Information eAssist Only To view the Efficiency Tips screen on the center stack display press the button on the Home screen or on the Application Tray on the top of the infotainmen...

Page 141: ...creens DIC Info Page Options The info pages on the DIC can be turned on or off through the Settings app 1 Press S to access the cluster applications 2 Press y or z to scroll to the Settings application 3 Press V to select the Settings app 4 Press y or z to scroll to Info Pages and press T 5 Select Edit List or press T 6 Press y or z to move through the list of possible information displays 7 Press...

Page 142: ...ulated based on the various vehicle speeds recorded since the last reset of this value The average speed can be reset by pressing and holding V while this display is active or by pressing T and resetting through the right menu Fuel Range and Instantaneous Fuel Economy Displays the approximate distance the vehicle can be driven without refueling LOW will be displayed when the vehicle is low on fuel...

Page 143: ...arrow to choose the selection and V to change the setting When viewing best AFE a several second press and hold of V will reset the best value The best value will show until the selected distance has been traveled The display provides feedback on how current driving behavior in the bar graph affects the running average in the left display and how well recent driving compares to the best that has b...

Page 144: ...he right side This display cannot be reset ECO Index The bar graph on the left hand side provides feedback on the efficiency of current driving behavior The graph shows a percentage value that is based on current fuel consumption compared to what is expected from the vehicle with good and bad driving habits Each box represents 10 with all boxes filled being 100 More economical driving will result ...

Page 145: ...cluster See Vehicle Personalization on page 5 45 and Settings under Instrument Cluster on page 5 8 HUD Display on the Vehicle Windshield The HUD may display some of the following vehicle information and vehicle messages or alerts Speed Tachometer Audio Phone Navigation Collision Alert Cruise Control Lane Departure Low Fuel Some vehicle messages or alerts displayed in the HUD may be cleared by usin...

Page 146: ...the angle and position of the sunlight on the HUD display This is normal Polarized sunglasses could make the HUD image harder to see PAGE Press to select the display view Release the PAGE button when the desired display is shown on the HUD If vehicle messages are displayed pressing PAGE may clear the message OFF To turn HUD off turn the HUD dimming knob fully counterclockwise until the HUD display...

Page 147: ...g phone calls appearing in the instrument cluster may also display in any HUD view Metric English Navigation View This display includes the information in speed view along with Turn by Turn Navigation information The compass heading is displayed when navigation routing is not active Navigation Turn by Turn Alerts shown in the instrument cluster may also be displayed in any HUD view Metric English ...

Page 148: ...nother The messages that do not require immediate action can be acknowledged and cleared by pressing V Set Reset The messages that require immediate action cannot be cleared until that action is performed All messages should be taken seriously clearing the message does not correct the problem The following are the possible messages and some information about them Battery Voltage and Charging Messa...

Page 149: ...might be heard operating and you might notice pulsation in the brake pedal This is normal under these conditions Take the vehicle to your dealer for service SERVICE PARKING BRAKE This message is displayed when there is a problem with the electric parking brake See Parking Brake on page 9 31 for more information Take the vehicle to your dealer Compass Messages CAL This message is displayed when the...

Page 150: ...ve Cruise Control on page 9 39 SERVICE ADAPTIVE CRUISE CONTROL This message displays when the Adaptive Cruise Control ACC needs service Take the vehicle to your dealer SHIFT TO PARK BEFORE EXITING This message may display if Adaptive Cruise Control ACC is engaged holding the vehicle at a stop and the driver attempts to exit the vehicle Put the vehicle in P Park before exiting Door Ajar Messages DR...

Page 151: ...ntinuous chime sounds if the engine cooling system reaches unsafe temperatures for operation Stop and turn off the vehicle as soon as it is safe to do so to avoid severe damage This message clears when the engine has cooled to a safe operating temperature Engine Oil Messages CHANGE ENGINE OIL SOON This message displays when the engine oil needs to be changed When you change the engine oil be sure ...

Page 152: ...ossible Fuel System Messages FUEL LEVEL LOW This message displays when the vehicle is low on fuel Refuel as soon as possible TIGHTEN GAS CAP This message displays when the fuel cap is not on tight Tighten the fuel cap Key and Lock Messages NO REMOTE DETECTED This message displays when the transmitter battery is weak on vehicles with Keyless Access See Starting the Vehicle with a Low Transmitter Ba...

Page 153: ...but braking is less likely to occur See Active Emergency Braking System on page 9 53 AUTOMATIC COLLISION PREPARATION UNAVAILABLE This message displays when the Active Emergency Braking System has been unavailable for some time The Active Emergency Braking System does not need service This can occur under the following conditions The radar is not clean Keep the radar sensors free of mud dirt snow i...

Page 154: ...hicle to your dealer to repair the system Adaptive Cruise Control ACC Forward Collision Alert FCA and or the Active Emergency Braking System may not work Do not use these systems until the vehicle has been repaired SERVICE FRONT CAMERA If this message remains on after continued driving the vehicle needs service Do not use the Lane Departure Warning LDW and Forward Collision Alert FCA features Take...

Page 155: ... when there is a problem with the Traction Control System TCS When this message is displayed the system will not limit wheel spin Adjust your driving accordingly See your dealer for service SERVICE STABILITRAK This message displays if there is a problem with the StabiliTrak system If this message appears try to reset the system Stop turn off the engine for at least 15 seconds then start the engine...

Page 156: ...s message displays while performing an on board jump start of the vehicle See Jump Starting On board with eAssist Only JUMP START DISABLED SEE OWNERS MANUAL This message displays if there is a problem with the on board jump start system or the 12 volt battery is too low to perform an on board jump start Try using jumper cables and performing a normal jump start See Jump Starting On board with eAss...

Page 157: ...attempting to remove the key from the ignition or from the vehicle if the vehicle is not in P Park TRANSMISSION HOT IDLE ENGINE This message displays and a chime sounds if the transmission fluid in the vehicle gets hot Driving with the transmission fluid temperature high can cause damage to the vehicle Stop the vehicle and let it idle to allow the transmission to cool This message clears when the ...

Page 158: ...urn to the previous menu Personalization Menus The following list of features may be available Time and Date Language Language Valet Mode Radio Vehicle Bluetooth Voice Display Rear Camera Return to Factory Settings Software Information Each menu is detailed in the following information Time and Date Manually set the time and date See Clock on page 5 4 Language Language Select Language then select ...

Page 159: ...Detection Systems Select and the following may be displayed Alert Type Auto Collision Preparation Go Notifier Side Blind Zone Alert Rear Cross Traffic Alert Alert Type This feature allows the alert type to be changed for the Safety Alert Seat Select Beeps or Safety Alert Seat Auto Collision Preparation This feature will turn on or off the Forward Collision Alert feature as well as the Automatic Br...

Page 160: ...call This feature automatically recalls the current driver s previously stored 1 or 2 button positions when entering the vehicle See Memory Seats on page 3 7 Select Off On Driver Door Open or On At ignition On Easy Exit Options This feature moves the seat rearward allowing the driver more room to exit the vehicle See Memory Seats on page 3 7 Select Off or On Chime Volume This allows the selection ...

Page 161: ...lect Off or On Remote Lock Unlock Start Select and the following may be displayed Remote Unlock Light Feedback Remote Lock Feedback Remote Door Unlock Remote Start Auto Cool Seats Remote Start Auto Heat Seats Passive Door Unlock Passive Door Lock Remote Left in Vehicle Reminder Remote Unlock Light Feedback When on the exterior lamps will flash when unlocking the vehicle with the RKE transmitter Se...

Page 162: ...ing may be displayed Pair New Device Device Management Ringtones Voice Mail Numbers Pair New Device Select to pair a new device See Pairing in Infotainment Controls under Bluetooth in the infotainment manual Device Management Select to connect to a different phone source disconnect a phone or delete a phone Ringtones Press to change the ring tone for the specific phone The phone does not need to b...

Page 163: ...layed Guidance Lines Rear Park Assist Symbols Guidance Lines Select to turn Off or On See Assistance Systems for Parking or Backing on page 9 48 Rear Park Assist Symbols Select to turn Off or On See Assistance Systems for Parking or Backing on page 9 48 Return to Factory Settings Select and the following may be displayed Restore Vehicle Settings Clear All Private Data Restore Radio Settings Restor...

Page 164: ...tem It may help to have another person assist with the programming process Keep the original hand held transmitter for use in other vehicles as well as for future programming Erase the programming when vehicle ownership is terminated See Erasing Universal Remote System Buttons later in this section To program a garage door opener park outside directly in line with and facing the garage door opener...

Page 165: ...uously or the garage door moves when the button is pressed then programming is complete There is no need to complete Steps 4 6 If the indicator light does not come on or the garage door does not move a second button press may be required For a second time press and hold the newly programmed button for five seconds If the light stays on or the garage door moves programming is complete If the indica...

Page 166: ...e system to pick up the signal during programming If the programming did not work replace Step 2 under Programming the Universal Remote System with the following Press and hold the Universal Remote system button while pressing and releasing the hand held transmitter button every two seconds until the signal has been successfully accepted by the Universal Remote system The Universal Remote system i...

Page 167: ...nd Controls Reprogramming a Single Universal Remote System Button To reprogram any of the system buttons 1 Press and hold any one of the buttons Do not release the button 2 The indicator light will begin to flash after 20 seconds Without releasing the button proceed with Step 1 under Programming the Universal Remote System ...

Page 168: ...r Lighting Instrument Panel Illumination Control 6 5 Dome Lamps 6 5 Reading Lamps 6 6 Sun Visor Lamps 6 6 Lighting Features Entry Lighting 6 6 Exit Lighting 6 7 Battery Load Management 6 7 Battery Power Protection 6 8 Exterior Lighting Exterior Lamp Controls The exterior lamp control is on the instrument panel on the outboard side of the steering wheel Turn the control to the following positions O...

Page 169: ...turns on in the instrument cluster when the high beam headlamps are on Flash to Pass To flash the high beams pull the turn signal lever toward you and release Daytime Running Lamps DRL DRL can make it easier for others to see the front of your vehicle during the day Fully functional DRL are required on all vehicles first sold in Canada If equipped with High Intensity Discharge HID headlamps the de...

Page 170: ...n it is bright enough outside the headlamps will turn off or may change to Daytime Running Lamps DRL The automatic headlamp system turns off when the exterior lamp control is turned to O or the ignition is off Lights On with Wipers If the windshield wipers are activated in daylight with the engine on and the exterior lamp control is in AUTO the headlamps parking lamps and other exterior lamps come...

Page 171: ...hes in the direction of the turn or lane change Raise or lower the lever until the arrow starts to flash to signal a lane change Hold it there until the lane change is completed If the lever is briefly pressed and released the turn signal flashes three times The turn and lane change signal can be turned off manually by moving the lever back to its original position If after signaling a turn or lan...

Page 172: ...n Some localities have laws that require the headlamps to be on along with the fog lamps Interior Lighting Instrument Panel Illumination Control The brightness of the instrument panel lighting and steering wheel controls can be adjusted D Instrument Panel Illumination Move and hold the thumbwheel up or down to brighten or dim the lights Dome Lamps The interior lamps control in the overhead console...

Page 173: ...Lighting The headlamps taillamps license plate lamps back up lamps dome lamps and most of the interior lights turn on briefly when the Remote Keyless Entry RKE transmitter K button is pressed See Ignition Positions Key Access on page 9 15 or Ignition Positions Keyless Access on page 9 16 After about 30 seconds the exterior lamps turn off then the dome lamps and remaining interior lights dim to off...

Page 174: ... raised slightly to quickly bring the charge back up When the state of charge is high the voltage is lowered slightly to prevent overcharging If the vehicle has a voltmeter gauge or a voltage display on the Driver Information Center DIC you may see the voltage move up or down This is normal If there is a problem an alert will be displayed The battery can be discharged at idle if the electrical loa...

Page 175: ...loads as much as possible See Battery Voltage and Charging Messages on page 5 35 Battery Power Protection The battery saver feature is designed to protect the vehicle s battery If the exterior lamps or any interior light is left on and the ignition is turned off the battery rundown protection system automatically turns the lamp off after about 10 minutes ...

Page 176: ...9 14 Infotainment System 7 1 Infotainment System Introduction Infotainment 7 1 Introduction Infotainment See the infotainment manual for information on the radio audio players phone navigation system Rear Seat Entertainment RSE and voice or speech recognition It also includes information on settings ...

Page 177: ...Black plate 2 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 7 2 Infotainment System 2 NOTES ...

Page 178: ...omatic Climate Control System 8 1 Air Vents Air Vents 8 6 Maintenance Air Intake 8 6 Passenger Compartment Air Filter 8 6 Service 8 7 Climate Control Systems Dual Automatic Climate Control System The heating cooling and ventilation for the vehicle can be controlled with this system 1 Driver and Passenger Temperature Controls 2 Heated and Ventilated Front Seats If Equipped ...

Page 179: ...her and lower in cold weather Turn off the air conditioning when it is not needed Only use defrost to clear the windows Automatic Operation The system automatically controls the fan speed air delivery air conditioning and recirculation in order to heat or cool the vehicle to the desired temperature When the AUTO indicator light is on the system is in full automatic operation If the air delivery mo...

Page 180: ... the instrument panel outlets Floor Air is directed to the floor outlets 0 MAX Defrost Clears the windshield of fog or frost more quickly Air is directed to the windshield For best results clear all snow and ice from the windshield before defrosting For eAssist vehicles that have the auto defog feature auto stops can occur in defrost mode In this mode the auto stops are shorter and less frequent t...

Page 181: ... the indicator light turns off Press AUTO to return to automatic operation and recirculation runs automatically as needed The indicator light is off The Air Quality Sensor may operate the recirculation mode automatically See Climate and Air Quality under Vehicle Personalization on page 5 45 Auto Defog The climate control system may have a sensor to automatically detect high humidity inside the veh...

Page 182: ...ick up stations clearly The repairs would not be covered by the vehicle warranty Heated and Ventilated Front Seats If Equipped Press M or L to heat the driver or passenger seat cushion and seatback Press C or if equipped to ventilate the driver or passenger seat SeeHeated and Ventilated Front Seats on page 3 9 Remote Start Climate Control Operation If Equipped If the vehicle is equipped with the r...

Page 183: ...cool Operation Tips Keep all outlets open whenever possible for best system performance Keep the path under all seats clear of objects to help circulate the air inside the vehicle more effectively Use of non GM approved hood deflectors can adversely affect the performance of the system Maintenance Air Intake Clear away any ice snow or leaves from the air intake at the base of the windshield that c...

Page 184: ...tioning evaporator should never be repaired or replaced by one from a salvage vehicle It should only be replaced by a new evaporator to ensure proper and safe operation During service all refrigerants should be reclaimed with proper equipment Venting refrigerants directly to the atmosphere is harmful to the environment and may also create unsafe conditions based on inhalation combustion frostbite ...

Page 185: ...Black plate 8 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 8 8 Climate Controls 2 NOTES ...

Page 186: ...ting Into Park 9 24 Shifting out of Park 9 25 Parking over Things That Burn 9 25 Engine Exhaust Engine Exhaust 9 26 Running the Vehicle While Parked 9 26 Automatic Transmission Automatic Transmission 9 27 Manual Mode 9 29 Drive Systems All Wheel Drive 9 30 Brakes Antilock Brake System ABS 9 30 Parking Brake 9 31 Brake Assist 9 33 Hill Start Assist HSA 9 33 Ride Control Systems Traction Control Ele...

Page 187: ... governments have enacted laws regarding driver distraction Become familiar with the local laws in your area To avoid distracted driving always keep your eyes on the road hands on the wheel and mind on the drive Do not use a phone in demanding driving situations Use a hands free method to place or receive necessary phone calls Watch the road Do not read take notes or look up information on phones ...

Page 188: ...ated with drinking and driving is a global tragedy Warning Drinking and then driving is very dangerous Your reflexes perceptions attentiveness and judgment can be affected by even a small amount of alcohol You can have a serious or even fatal collision if you drive after drinking Do not drink and drive or ride with a driver who has been drinking Ride home in a cab or if you are with a group design...

Page 189: ...y be reduced Normal use of the power steering assist should return when the system cools down See specific vehicle steering messages under Vehicle Messages on page 5 35 Variable Effort Steering Some vehicles have a steering system that varies the amount of effort required to steer the vehicle in relation to the speed of the vehicle The amount of steering effort required is less at slower speeds to...

Page 190: ...ehicle is out of the curve before accelerating gently into the straightaway Steering in Emergencies There are some situations when steering around a problem may be more effective than braking Holding both sides of the steering wheel allows you to turn 180 degrees without removing a hand Antilock Brake System ABS allows steering while braking Off Road Recovery The vehicle s right wheels can drop of...

Page 191: ...st your driving according to weather conditions Stopping distance can be longer and vehicle control can be affected when traction is reduced by water snow ice gravel or other material on the road Learn to recognize warning clues such as enough water ice or packed snow on the road to make a mirrored surface and slow down when you have any doubt Try to avoid sudden steering acceleration or braking i...

Page 192: ... driving tips include Allow extra following distance Pass with caution Keep windshield wiping equipment in good shape Keep the windshield washer fluid reservoir filled Have good tires with proper tread depth See Tires on page 10 42 Turn off cruise control Hill and Mountain Roads Driving on steep hills or through mountains is different than driving on flat or rolling terrain Tips for driving in the...

Page 193: ...ce under the tires slick so there is even less traction Traction Control should be turned on See Traction Control Electronic Stability Control on page 9 34 The Antilock Brake System ABS improves vehicle stability during hard stops on slippery roads but apply the brakes sooner than when on dry pavement See Antilock Brake System ABS on page 9 30 Allow greater following distance on any slippery road ...

Page 194: ...t periods as needed to warm the vehicle and then shut the engine off and close the window most of the way to save heat Repeat this until help arrives but only when you feel really uncomfortable from the cold Moving about to keep warm also helps If it takes some time for help to arrive now and then when you run the engine push the accelerator pedal slightly so the engine runs faster than the idle s...

Page 195: ...tion that could free the vehicle If that does not get the vehicle out after a few tries it might need to be towed out If the vehicle does need to be towed out see Towing the Vehicle on page 10 82 Vehicle Load Limits It is very important to know how much weight the vehicle can carry This weight is called the vehicle capacity weight and includes the weight of all occupants cargo and all nonfactory i...

Page 196: ...inflation pressures 4 For more information on tires and inflation see Tires on page 10 42 and Tire Pressure on page 10 50 There is also important loading information on the Certification label It tells you the Gross Vehicle Weight Rating GVWR and the Gross Axle Weight Rating GAWR for the front and rear axle See Certification Label later in this section Steps for Determining Correct Load Limit 1 Lo...

Page 197: ...ansferred to your vehicle Consult this manual to determine how this reduces the available cargo and luggage load capacity of your vehicle See Trailer Towing Except eAssist on page 9 66 or Trailer Towing eAssist on page 9 67 for important information on towing a trailer towing safety rules and trailering tips Example 1 1 Vehicle Capacity Weight for Example 1 453 kg 1 000 lbs 2 Subtract Occupant Wei...

Page 198: ...ertification label is attached to the vehicle s center pillar B pillar The label tells the gross weight capacity of the vehicle called the Gross Vehicle Weight Rating GVWR The GVWR includes the weight of the vehicle all occupants fuel and cargo Never exceed the GVWR for the vehicle or the Gross Axle Weight Rating GAWR for either the front or rear axle And if there is a heavy load it should be spre...

Page 199: ...ver stack heavier things like suitcases inside the vehicle so that some of them are above the tops of the seats Do not leave an unsecured child restraint in the vehicle Secure loose items in the vehicle Do not leave a seat folded down unless needed Starting and Operating New Vehicle Break In Caution The vehicle does not need an elaborate break in But it will perform better in the long run if you f...

Page 200: ...is stopped turn the ignition switch to LOCK OFF to turn the engine off Retained Accessory Power RAP will remain active See Retained Accessory Power RAP on page 9 23 for more information This is the only position from which the key can be removed This locks the ignition and automatic transmission Do not turn the engine off when the vehicle is moving This will cause a loss of power assist in the bra...

Page 201: ... position can be used to operate the electrical accessories including the ventilation fan and 12 volt power outlet as well as to display some warning and indicator lights This position can also be used for service and diagnostics and to verify the proper operation of the malfunction indicator lamp as may be required for emission inspection purposes The transmission is also unlocked in this positio...

Page 202: ...See Transmission Messages on page 5 44 When the vehicle is shifted into P Park the ignition system will switch to OFF Do not turn the engine off when the vehicle is moving This will cause a loss of power assist in the brake and steering systems and disable the airbags If the vehicle must be shut off in an emergency 1 Brake using a firm and steady pressure Do not pump the brakes repeatedly This may...

Page 203: ...e Only Mode This power mode is available for service and diagnostics and to verify the proper operation of the malfunction indicator lamp as may be required for emission inspection purposes With the vehicle off and the brake pedal not applied pressing and holding the button for more than five seconds will place the vehicle in Service Only Mode The instruments and audio systems will operate as they...

Page 204: ...econds between each try to let the cranking motor cool down 2 If the engine does not start after five to 10 seconds especially in very cold weather below 18 C or 0 F it could be flooded with too much gasoline Try pushing the accelerator pedal all the way to the floor and holding it there as you hold the key in START for up to a maximum of 15 seconds Wait at least 15 seconds between each try to all...

Page 205: ... cool down When the engine starts let go of the button and the accelerator If the vehicle starts briefly but then stops again do the same thing This clears the extra gasoline from the engine Do not race the engine immediately after starting it Operate the engine and transmission gently until the oil warms up and lubricates all moving parts eAssist Automatic Engine Start Stop Warning Exiting the ve...

Page 206: ...ot be able to shut the engine off while maintaining interior comfort To maximize fuel economy use the eco air conditioning mode The shift lever is in P Park N Neutral R Reverse or M Manual Mode The high voltage battery pack charge is low The hood is not fully closed Brake pedal pressure is low If the malfunction indicator lamp is on auto stop may be prevented High humidity is detected The Engine W...

Page 207: ...engine coolant heater operation at temperatures above 18 C 0 F To Use the Engine Coolant Heater 1 Turn off the engine 2 Open the hood and unwrap the electrical cord 3 6L V6 Engine The electrical cord is located on the driver side of the engine compartment between the fender and the engine compartment fuse block on vehicles with a six cylinder engine 2 4L L4 Engine The electrical cord is located on...

Page 208: ...er cord permanently attached to the vehicle Possible heater cord and thermostat damage could occur While in use do not let the heater cord touch vehicle parts or sharp edges Never close the hood on the heater cord Before starting the vehicle unplug the cord reattach the cover to the plug and securely fasten the cord Keep the cord away from any moving parts 4 Before starting the engine be sure to u...

Page 209: ...njured To be sure the vehicle will not move even when you are on fairly level ground always set the parking brake and move the shift lever to P Park See Shifting Into Park on page 9 24 If you are towing a trailer see Driving Characteristics and Towing Tips on page 9 63 If you have to leave the vehicle with the engine running be sure the vehicle is in P Park and the parking brake is firmly set befo...

Page 210: ...n uncharged battery or a battery with low voltage try charging or jump starting the battery See Jump Starting On board with eAssist Only on page 10 78 or Jump Starting with or without eAssist on page 10 79 If the shift lever cannot be moved out of P Park 1 Apply and maintain the regular brakes 2 Turn the ignition to the ON RUN position See Ignition Positions Key Access on page 9 15 or Ignition Pos...

Page 211: ...paired Continued Warning Continued There are holes or openings in the vehicle body from damage or aftermarket modifications that are not completely sealed If unusual fumes are detected or if it is suspected that exhaust is coming into the vehicle Drive it only with the windows completely down Have the vehicle repaired immediately Never park the vehicle with the engine running in an enclosed area s...

Page 212: ...rking brake and move the shift lever to P Park See Shifting Into Park on page 9 24 and Driving Characteristics and Towing Tips on page 9 63 Make sure the shift lever is fully in P Park before starting the engine The vehicle has an automatic transmission shift lock control system The regular brake must be fully applied first and then the shift lever button pressed before shifting from P Park when t...

Page 213: ...ear while the engine is running at high speed Caution Shifting out of P Park or N Neutral with the engine running at high speed may damage the transmission The repairs would not be covered by the vehicle warranty Be sure the engine is not running at high speed when shifting the vehicle D Drive This position is for normal driving It provides good fuel economy when pushing the accelerator pedal arou...

Page 214: ...t chassis tuning is modified See Selective Ride Control on page 9 36 If you press the switch on the side of the shift lever the transmission will enter Manual Mode and the DIC gear indicator will change to an M followed by a number representing the gear the vehicle is currently in 2 In Manual Mode press the Plus end of the switch on the side of the shift lever to upshift or the Minus end to downsh...

Page 215: ...o all four wheels It is fully automatic and adjusts itself as needed for road conditions All Wheel Drive AWD system performance will be automatically reduced when the compact spare tire is in use To restore full AWD performance and prevent excessive wear to the AWD system replace the compact spare tire with a full size tire as soon as possible See Compact Spare Tire on page 10 77 Brakes Antilock B...

Page 216: ...stopping distance If you get too close to the vehicle in front of you there will not be enough time to apply the brakes if that vehicle suddenly slows or stops Always leave enough room up ahead to stop even with ABS Using ABS Do not pump the brakes Just hold the brake pedal down firmly and let ABS work You may hear the ABS pump or motor operating and feel the brake pedal pulsate This is normal Bra...

Page 217: ...g light is on lift up on the EPB switch and hold it up Continue to hold the switch until the red parking brake status light remains on If the amber parking brake warning light is on see your dealer If the EPB is applied while the vehicle is moving the vehicle will decelerate as long as the switch is held up If the switch is held up until the vehicle comes to a stop the EPB will remain applied The ...

Page 218: ...ic brake control module increases brake pressure at each corner of the vehicle until the ABS activates Minor brake pedal pulsation or pedal movement during this time is normal and the driver should continue to apply the brake pedal as the driving situation dictates The Brake Assist feature will automatically disengage when the brake pedal is released or brake pedal pressure is quickly decreased Hi...

Page 219: ... traction control or StabiliTrak begins to limit wheel spin cruise control will disengage Cruise control may be turned back on when road conditions allow Both systems come on automatically when the vehicle is started and begins to move The systems may be heard or felt while they are operating or while performing diagnostic checks This is normal and does not mean there is a problem with the vehicle...

Page 220: ... The vehicle driveline could be damaged To turn off only TCS press and release the g button The traction off light i displays in the instrument cluster The appropriate DIC message displays See Ride Control System Messages on page 5 42 To turn TCS on again press and release the g button The traction off light i displayed in the instrument cluster will turn off If TCS is limiting wheel spin when the...

Page 221: ... The vehicle may have a ride control system called Selective Ride Control The system provides the following performance benefits Reduced Impact Harshness Improved Road Isolation Improved High Speed Stability Improved Handling Response Better Control of Body Ride Motions To switch from TOUR to SPORT mode move the shift lever to the M S Manual Sport position TOUR Use for normal city and highway driv...

Page 222: ...l on slippery roads If equipped with the Traction Control System TCS the system may begin to limit wheel spin while you are using cruise control If this happens the cruise control will automatically disengage See Traction Control Electronic Stability Control on page 9 34 If a collision alert occurs when cruise control is activated cruise control is disengaged See Forward Collision Alert FCA System...

Page 223: ...ed See Instrument Cluster on page 5 8 Resuming a Set Speed If the cruise control is set at a desired speed and then the brakes are applied or is pressed the cruise control is disengaged without erasing the set speed from memory Once the vehicle reaches about 40 km h 25 mph or more press RES up briefly The vehicle returns to the previously set speed Increasing Speed While Using Cruise Control If th...

Page 224: ...e are four ways to end cruise control Step lightly on the brake pedal Press Shift the transmission to N Neutral To turn off cruise control press 5 Erasing Speed Memory The cruise control set speed is erased from memory if 5 is pressed or the ignition is turned off Adaptive Cruise Control If equipped with Adaptive Cruise Control ACC it allows the driver to select the cruise control set speed and fo...

Page 225: ... for children pedestrians animals or other objects Continued Warning Continued Do not use Adaptive Cruise Control when On winding and hilly roads or when the sensors are blocked by snow ice or dirt The system may not detect a vehicle ahead Keep the entire front of the vehicle clean Visibility is low such as in fog rain or snow conditions Adaptive Cruise Control performance is limited under these c...

Page 226: ...d when driving at lower speeds To set ACC 1 Press 2 Get up to the desired speed 3 Press and release the SET control on the steering wheel 4 Remove foot from the accelerator After ACC is set it may immediately apply the brakes if a vehicle ahead is detected closer than the selected following gap The ACC indicator displays on the instrument cluster and Head Up Display HUD When ACC is active the indi...

Page 227: ...release the accelerator pedal The vehicle will now cruise at the lower speed Press and hold SET down until the desired lower speed is reached then release it To decrease the vehicle speed in smaller increments press SET down briefly For each press the vehicle speed decreases to the next 5 km h 1 mph mark on the speedometer The speedometer reading can be displayed in either English or metric units ...

Page 228: ...a Vehicle The vehicle ahead symbol is in the instrument cluster and HUD display The vehicle ahead symbol only displays when a vehicle is detected in your vehicle s path moving in the same direction If this symbol is not displaying ACC will not respond to or brake to vehicles ahead ACC automatically slows the vehicle down and adjusts vehicle speed to follow the vehicle in front at the selected foll...

Page 229: ...ead has driven away and ACC has not resumed the vehicle ahead symbol will flash as a reminder to check traffic ahead before proceeding In addition the left and right sides of the Safety Alert Seat will pulse three times or three beeps will sound See Alert Type and Go Notifier in Collision Detection Systems under Vehicle Personalization on page 5 45 When the vehicle ahead drives away press RES or t...

Page 230: ...s resting on the accelerator pedal You could crash into a vehicle ahead of you Curves in the Road Warning On curves ACC may not detect a vehicle ahead in your lane You could be startled if the vehicle accelerates up to the set speed especially when following a vehicle exiting or entering exit ramps You could lose control of the vehicle or crash Do not use ACC while driving on an entrance or exit r...

Page 231: ...ld respond to vehicles in different lanes signs guardrails and other stationary objects when entering or exiting a curve This is normal operation The vehicle does not need service Other Vehicle Lane Changes ACC will not detect a vehicle ahead until it is completely in the lane The brakes may need to be manually applied Do Not Use ACC on Hills and When Towing a Trailer Do not use ACC when driving o...

Page 232: ... reduce crash damage while driving backing and parking Read this entire section before using these systems Warning Do not rely on the Driver Assistance Systems These systems do not replace the need for paying attention and driving safely You may not hear or feel alerts or warnings provided by these systems Failure to use proper care when driving may result in injury death or vehicle damage See Def...

Page 233: ...Some models may also have the Rear Cross Traffic Alert RCTA feature When the vehicle is shifted into R Reverse the RVC displays an image of the area behind the vehicle in the center stack display When the vehicle is shifted out of R Reverse the screen returns to the previous content after a short delay To return to this previous screen sooner press one of the radio buttons If the message Service R...

Page 234: ...eat pulses occur on the left or right side depending on the direction of the detected vehicle Use caution while backing up when towing a trailer as the RCTA detection zones that extend out from the back of the vehicle do not move further back when a trailer is towed With RPA as the vehicle backs up at speeds of less than 8 km h 5 mph the sensors on the rear bumper detect objects up to 2 5 m 8 ft b...

Page 235: ...the feature has been disabled Turn off parking assist when towing a trailer The parking assist symbols and guidance lines can be turned on or off through the Settings menu on the infotainment system 1 On the infotainment system press the Settings screen button or turn the MENU knob to highlight Settings and press MENU 2 Select Rear Camera 3 Press Rear Park Assist Symbols or Guidance Lines and then...

Page 236: ...iving on page 9 3 FCA can be disabled through vehicle personalization See the Auto Collision Preparation portion of Collision Detection Systems under Vehicle Personalization on page 5 45 Detecting the Vehicle Ahead FCA warnings will not occur unless the FCA system detects a vehicle ahead The vehicle ahead indicator will display green when a vehicle is detected in front Vehicles may not be detected...

Page 237: ...ehicle speed the farther away the alert will occur Consider traffic and weather conditions when selecting the alert timing The range of selectable alert timing may not be appropriate for all drivers and driving conditions Changing the FCA timing setting automatically changes the following gap setting Far Medium or Near for the Adaptive Cruise Control ACC feature Following Distance Indication The f...

Page 238: ...when the brake pedal is released Warning IBA may increase vehicle braking in situations when it may not be necessary You could block the flow of traffic If this occurs take your foot off the brake pedal and then apply the brakes as needed Automatic Collision Preparation ACP System When driving in a forward gear above 9 km h 5 mph ACP may help reduce crash damage by applying the brakes It has a det...

Page 239: ...omatic Braking Warning Automatic Braking may automatically brake the vehicle suddenly in situations where it is unexpected and undesired It could respond to a turning vehicle ahead guardrails signs and other non moving objects To override Automatic Braking firmly press the accelerator pedal if it is safe to do so Automatic Braking can be disabled or reduced through vehicle personalization See the ...

Page 240: ...are when Continued Warning Continued changing lanes may result in injury death or vehicle damage Before making a lane change always check mirrors glance over your shoulder and use the turn signals 1 SBZA Detection Zone 2 LCA Detection Zone LCA Detection Zones The LCA sensor covers a zone of approximately one lane over from both sides of the vehicle or 3 5 m 11 ft The height of the zone is approxim...

Page 241: ...ith traffic and roadside objects e g guardrails barriers LCA displays may not come on when passing a vehicle quickly or when towing a trailer The LCA detection zones that extend back from the side of the vehicle do not move further back when a trailer is towed Use caution while changing lanes when towing a trailer LCA may alert to objects attached to the vehicle such as a trailer bicycle or object...

Page 242: ...5 mph or greater Warning The LDW system does not steer the vehicle The LDW system may not Provide enough time to avoid a crash Detect lane markings under poor weather or visibility conditions This can occur if the windshield or headlamps are blocked by dirt snow or ice if they are not in proper condition or if the sun shines directly into the camera Detect road edges Detect lanes on winding or hil...

Page 243: ...re Close vehicles ahead Sudden lighting changes such as when driving through tunnels Banked roads If the LDW system is not functioning properly when lane markings are clearly visible cleaning the windshield may help LDW alerts may occur due to tar marks shadows cracks in the road temporary or construction lane markings or other road imperfections This is normal system operation the vehicle does no...

Page 244: ...used only in FlexFuel vehicles Caution Do not use fuel containing methanol It can corrode metal parts in the fuel system and also damage plastic and rubber parts That damage would not be covered under the vehicle warranty Some gasolines mainly high octane racing gasolines can contain an octane enhancing additive called methylcyclopentadienyl manganese tricarbonyl MMT Do not use gasolines and or fu...

Page 245: ...e or fuel containing up to 85 ethanol E85 All other vehicles should use only the unleaded gasoline as described in Fuel on page 9 58 The use of E85 or FlexFuel is encouraged when the vehicle is designed to use it E85 or FlexFuel is made from renewable sources To help locate fuel stations that carry E85 or FlexFuel the U S Department of Energy has an alternative fuel website See www afdc energy gov...

Page 246: ...from fuel Do not leave the fuel pump unattended Do not reenter the vehicle while pumping fuel Keep children away from the fuel pump and never let children pump fuel Fuel can spray out if the fuel cap is opened too quickly This spray can happen if the tank is nearly full and is more likely in hot weather Open the fuel cap slowly and wait for any hiss noise to stop then unscrew the cap all the way T...

Page 247: ...t and could damage the fuel tank and Continued Caution Continued emissions system See Malfunction Indicator Lamp on page 5 16 Filling a Portable Fuel Container Warning Filling a portable fuel container while it is in the vehicle can cause fuel vapors that can ignite either by static electricity or other means You or others could be badly burned and the vehicle could be damaged Always Use approved ...

Page 248: ...he engine axle or other parts Then during the first 800 km 500 mi of trailer towing do not drive over 80 km h 50 mph and do not make starts at full throttle Vehicles can tow in D Drive Shift the transmission to a lower gear if the transmission shifts too often under heavy loads and or hilly conditions Do not use Adaptive Cruise Control when towing The Automatic Collision Preparation System should ...

Page 249: ...nation will not accelerate as quickly and is longer so it is necessary to go much farther beyond the passed vehicle before returning to the lane Backing Up Hold the bottom of the steering wheel with one hand To move the trailer to the left move that hand to the left To move the trailer to the right move your hand to the right Always back up slowly and if possible have someone guide you Making Turn...

Page 250: ...s If something goes wrong the rig could start to move People can be injured and both the vehicle and the trailer can be damaged When possible always park the rig on a flat surface If parking the rig on a hill 1 Press the brake pedal but do not shift into P Park yet Turn the wheels into the curb if facing downhill or into traffic if facing uphill 2 Have someone place chocks under the trailer wheels...

Page 251: ...ry See Weight of the Trailer Tongue later in this section Maximum trailer weight is calculated assuming only the driver is in the tow vehicle and it has all the required trailering equipment The weight of additional optional equipment passengers and cargo in the tow vehicle must be subtracted from the maximum trailer weight Ask your dealer for trailering information or advice or write us at our Cu...

Page 252: ...istance The rear bumper on the vehicle is not intended for hitches Do not attach rental hitches or other bumper type hitches to it Use only a frame mounted hitch that does not attach to the bumper Will any holes be made in the body of the vehicle when the trailer hitch is installed If so seal the holes when the hitch is removed If the holes are not sealed dirt water and deadly carbon monoxide CO f...

Page 253: ...r cause components to not work and would not be covered by the warranty Always check with your dealer before adding electrical equipment Add on equipment can drain the vehicle s 12 volt battery even if the vehicle is not operating The vehicle has an airbag system Before attempting to add anything electrical to the vehicle see Servicing the Airbag Equipped Vehicle on page 3 31 and Adding Equipment ...

Page 254: ...with AWD 10 23 Washer Fluid 10 24 Brakes 10 25 Brake Fluid 10 26 Battery 10 27 All Wheel Drive 10 28 Starter Switch Check 10 28 Automatic Transmission Shift Lock Control Function Check 10 29 Ignition Transmission Lock Check 10 29 Park Brake and P Park Mechanism Check 10 29 Wiper Blade Replacement 10 30 Windshield Replacement 10 30 Headlamp Aiming Headlamp Aiming 10 31 Bulb Replacement Bulb Replace...

Page 255: ... Quality Grading 10 60 Wheel Alignment and Tire Balance 10 62 Wheel Replacement 10 62 Tire Chains 10 63 If a Tire Goes Flat 10 63 Tire Sealant and Compressor Kit 10 65 Storing the Tire Sealant and Compressor Kit 10 72 Tire Changing 10 72 Compact Spare Tire 10 77 Jump Starting Jump Starting On board with eAssist Only 10 78 Jump Starting with or without eAssist 10 79 Towing the Vehicle Towing the Ve...

Page 256: ...e Accessories and Modifications Adding non dealer accessories or making modifications to the vehicle can affect vehicle performance and safety including such things as airbags braking stability ride and handling emissions systems aerodynamics durability and electronic systems like antilock brakes traction control and stability control These accessories or modifications could even cause malfunction...

Page 257: ... manual tools or parts Always follow owner manual procedures and consult the service manual for your vehicle before doing any service work If doing some of your own service work use the proper service manual It tells you much more about how to service the vehicle than this manual can To order the proper service manual see Service Publications Ordering Information on page 13 11 This vehicle has an ...

Page 258: ...eering column below the instrument panel 2 Go to the front of the vehicle and push the secondary hood release handle toward the driver side of the vehicle 3 Lift the hood To close the hood 1 Before closing the hood be sure all the filler caps are on properly 2 Lower the hood 30 cm 12 in above the vehicle and release it so it fully latches Check to make sure the hood is closed and repeat the proces...

Page 259: ...Black plate 6 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 10 6 Vehicle Care Engine Compartment Overview 2 4L L4 Engine ...

Page 260: ...Oil on page 10 11 5 Engine Oil Dipstick Out of View See Engine Oil on page 10 11 6 High Voltage Cable Orange Color 7 Transmission Fluid Cap See Automatic Transmission Fluid on page 10 15 8 Brake Master Cylinder Reservoir See Brakes on page 10 25 9 Battery Under Cover See Battery on page 10 27 10 Coolant Surge Tank and Pressure Cap See Engine Coolant on page 10 19 11 Engine Compartment Fuse Block o...

Page 261: ...Black plate 8 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 10 8 Vehicle Care 3 6L V6 Engine AWD ...

Page 262: ...gine with AWD on page 10 23 3 Engine Oil Fill Cap See Engine Oil on page 10 11 4 Engine Oil Dipstick See Engine Oil on page 10 11 5 Engine Cover 6 Transmission Fluid Cap and Dipstick See Automatic Transmission Fluid on page 10 15 7 Brake Master Cylinder Reservoir See Brakes on page 10 25 8 Coolant Surge Tank and Pressure Cap See Engine Coolant on page 10 19 9 Battery Cover See Battery on page 10 2...

Page 263: ...Black plate 10 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 10 10 Vehicle Care 3 6L V6 Engine FWD ...

Page 264: ...cation and of the proper viscosity grade See Selecting the Right Engine Oil in this section Check the engine oil level regularly and maintain the proper oil level See Checking Engine Oil and When to Add Engine Oil in this section Change the engine oil at the appropriate time See Engine Oil Life System on page 10 13 Always dispose of engine oil properly See What to Do with Used Oil in this section ...

Page 265: ... to the engine If you find that you have an oil level above the operating range i e the engine has so much oil that the oil level gets above the cross hatched area that shows the proper operating range the engine could be damaged You should drain out the excess oil or limit driving of the vehicle and seek a service professional to remove the excess amount of oil See Engine Compartment Overview on ...

Page 266: ... protection Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty What to Do with Used Oil Used engine oil contains certain elements that can be unhealthy for your skin and could even cause cancer Do not let used oil stay on your skin for very long Clean your skin and nails with soap and water or a good hand cleaner Wash or properly dispose...

Page 267: ...the system is ever reset accidentally the oil must be changed at 5 000 km 3 000 mi since the last oil change Remember to reset the oil life system whenever the oil is changed How to Reset the Engine Oil Life System Reset the system whenever the engine oil is changed so that the system can calculate the next engine oil change To reset the system 1 Using the DIC controls on the right side of the ste...

Page 268: ...on page 13 11 Change the fluid at the intervals listed in Maintenance Schedule on page 11 2 and be sure to use the fluid listed in Recommended Fluids and Lubricants on page 11 12 Engine Air Cleaner Filter The engine air cleaner filter is in the engine compartment on the passenger side of the vehicle See Engine Compartment Overview on page 10 6 When to Inspect the Engine Air Cleaner Filter Inspect ...

Page 269: ...he filter 7 Inspect or replace the engine air cleaner filter 8 Reverse Steps 2 4 to reinstall the filter cover housing 3 6L V6 Engine AWD 1 Electrical Connector 2 Air Duct Clamp 3 Screws To inspect or replace the engine air cleaner filter 1 Open the hood See Hood on page 10 5 2 Disconnect the outlet duct by loosening the air duct clamp 2 3 Disconnect the electrical connector 1 4 Remove the screws ...

Page 270: ...ter housing 7 Pull out the filter 8 Inspect or replace the engine air cleaner filter 9 Reverse Steps 2 5 to reinstall the filter cover housing Warning Operating the engine with the air cleaner filter off can cause you or others to be burned The air cleaner not only cleans the air it helps to stop flames if the engine backfires Use caution when working on the engine and do not drive with the air cl...

Page 271: ...d can cause injury Keep hands clothing and tools away from any underhood electric fan Warning Heater and radiator hoses and other engine parts can be very hot Do not touch them If you do you can be burned Do not run the engine if there is a leak If you run the engine it could lose all coolant That could cause an engine fire and you could be burned Get any leak fixed before you drive the vehicle Ca...

Page 272: ...he coolant warning system is set for the proper coolant mixture With plain water or the wrong mixture the engine could get too hot but you would not get the overheat warning The engine could catch fire and you or others could be burned Use a 50 50 mixture of clean drinkable water and DEX COOL coolant Use a 50 50 mixture of clean drinkable water and DEX COOL coolant If using this mixture nothing el...

Page 273: ...ing do not do anything else until it cools down If coolant is visible but the coolant level is not at or above the mark pointed to add a 50 50 mixture of clean drinkable water and DEX COOL coolant Be sure the cooling system is cool before this is done If no coolant is visible in the coolant surge tank add coolant as follows How to Add Coolant to the Coolant Surge Tank Warning You can be burned if ...

Page 274: ...t the engine and let it run until the upper radiator hose starts getting hot Watch out for the engine cooling fans By this time the coolant level inside the coolant surge tank may be lower If the level is lower add more of the proper mixture to the coolant surge tank until the level reaches the mark pointed to on the front of the coolant surge tank 5 Replace the cap tightly Caution If the pressure...

Page 275: ...ency If No Steam Is Coming from the Engine Compartment If an engine overheat warning is displayed but no steam can be seen or heard the problem might not be too serious Sometimes the engine can get a little too hot when the vehicle Climbs a long hill on a hot day Stops after high speed driving Idles for long periods in traffic Tows a trailer If the overheat warning displays with no sign of steam 1...

Page 276: ...gnificant loss in power and engine performance The engine coolant temperature warning light comes on the instrument panel to indicate the vehicle has entered overheated engine protection operating mode The temperature gauge also indicates an overheat condition exists Driving extended distances and or towing a trailer in the overheat protection mode should be avoided Power Steering Fluid 2 4L L4 En...

Page 277: ... level on the dipstick The fluid level should be between MIN and MAX on the dipstick What to Use To determine what kind of fluid to use see Recommended Fluids and Lubricants on page 11 12 Always use the proper fluid Washer Fluid What to Use When windshield washer fluid is needed be sure to read the manufacturer s instructions before use If operating the vehicle in an area where the temperature may...

Page 278: ...come and go or be heard all the time when the vehicle is moving except when applying the brake pedal firmly Warning The brake wear warning sound means that soon the brakes will not work well That could lead to a crash When the brake wear warning sound is heard have the vehicle serviced Caution Continuing to drive with worn out brake pads could result in costly brake repair Some driving conditions ...

Page 279: ...e brake hydraulic system can also cause a low fluid level Have the brake hydraulic system fixed since a leak means that sooner or later the brakes will not work well Do not top off the brake fluid Adding fluid does not correct a leak If fluid is added when the linings are worn there will be too much fluid when new brake linings are installed Add or remove brake fluid as necessary only when work is...

Page 280: ...d Be careful not to spill brake fluid on the vehicle If you do wash it off immediately Battery The original equipment battery is maintenance free Do not remove the cap and do not add fluid This vehicle has a standard 12 volt battery Refer to the replacement number on the original battery label when a new standard 12 volt battery is needed eAssist vehicles also have a high voltage battery Only a tr...

Page 281: ...xtended Storage Remove the 12 volt battery black negative cable from the battery or use a battery trickle charger Remember to reconnect the battery when ready to drive the vehicle All Wheel Drive Transfer Case Under normal driving conditions transfer case fluid does not require changing or checking unless there is a fluid leak or unusual noise If required have the transfer case serviced by your de...

Page 282: ...Lock Check If equipped with a key type ignition while parked and with the parking brake set try to turn the ignition to LOCK OFF in each shift lever position The ignition should turn to LOCK OFF only when the shift lever is in P Park The ignition key should come out only in LOCK OFF Contact your dealer if service is required Park Brake and P Park Mechanism Check Warning When you are doing this che...

Page 283: ...3 To replace the windshield wiper blade 1 Pull the windshield wiper assembly away from the windshield 2 Lift up on the latch in the middle of the wiper blade where the wiper arm attaches 3 With the latch open pull the wiper blade down toward the windshield far enough to release it from the J hooked end of the wiper arm 4 Remove the wiper blade Allowing the wiper blade arm to touch the windshield w...

Page 284: ...r Halogen Bulbs Warning Halogen bulbs have pressurized gas inside and can burst if you drop or scratch the bulb You or others could be injured Be sure to read and follow the instructions on the bulb package High Intensity Discharge HID Lighting Warning The high intensity discharge lighting system operates at a very high voltage If you try to service any of the system components you could be seriou...

Page 285: ...ounterclockwise one quarter turn 3 If replacing a turn signal lamp bulb on a non eAssist vehicle remove the close out panel push pins and close out panel covering the bulb socket 4 Remove the bulb socket from the headlamp by turning counterclockwise one quarter turn 5 Remove the bulb from the socket If replacing the high low beam bulb pry the two clips on either end of the bulb and pull straight o...

Page 286: ...back the trunk trim 3 Remove the four plastic wing nuts holding the taillamp assembly in place 4 Pull out the taillamp assembly and disconnect the wiring harness 5 Turn the bulb socket counterclockwise to remove it 6 Pull the old bulb straight out of the bulb socket 7 Reverse Steps 1 6 to install License Plate Lamp The license plate lamps for this vehicle are on the trunk lid To replace one of the...

Page 287: ...aps into place Replacement Bulbs Exterior Lamp Bulb Number Back Up Lamp 921LL W16W Front Turn Signal Lamp 7444NA Headlamp High Beam Base HIR2 Headlamp Low Beam Base HIR2 License Plate Lamp W5WLL Rear Turn Signal 7443NA WY21W For replacement bulbs not listed here contact your dealer Electrical System High Voltage Devices and Wiring Warning Exposure to high voltage can cause shock burns and even dea...

Page 288: ...if the lamps go on and off or remain off Windshield Wipers If the wiper motor overheats due to heavy snow or ice the windshield wipers will stop until the motor cools and will then restart Although the circuit is protected from electrical overload overload due to heavy snow or ice may cause wiper linkage damage Always clear ice and heavy snow from the windshield before using the windshield wipers ...

Page 289: ...ze the three retaining clips on the cover and lift it straight up Caution Spilling liquid on any electrical component on the vehicle may damage it Always keep the covers on any electrical component The vehicle may not be equipped with all of the fuses relays and features shown J Case Fuses Usage 6 Wiper 12 Starter J Case Fuses Usage 21 Rear Power Windows 22 Sunroof 24 Front Power Windows ...

Page 290: ... Control Module Battery 2 Engine Control Module Battery 3 Air Conditioning Compressor Clutch 5 Engine Control Module Run Crank 7 Long Range Radar Front Camera 8 Ignition Coils Even Six Cylinder Engine Ignition Coils All Four Cylinder Engine 9 Ignition Coils Odd Six Cylinder Engine Mini Fuses Usage 10 Engine Control Module Switched Battery from Engine Control Module Relay 11 Six Cylinder Engine Pos...

Page 291: ...ring if equipped or eAssist Power Inverter Module 29 Heated Seat Left Power Lumbar 30 Heated Seat Right Power Pack Cooling Fan eAssist 31 All Wheel Drive Electronic Suspension Control 32 Body Control Module 6 33 Memory Seat Front 34 Antilock Brake System Valves 35 Amplifier 36 Adaptive Forward Lighting AFL Motors Battery Mini Fuses Usage 37 Right High Beam 38 Left High Beam 46 Cooling Fan Relay 47...

Page 292: ...ptive Forward Lighting AFL Module Battery 65 Not Used Mini Fuses Usage 66 AIR Solenoid eAssist 67 Fuel Pump Power Module Chassis Control Module 69 Regulated Voltage Control Sensor 70 Parking Assist Side Blind Zone 71 Passive Entry Passive Start Mini Relays Usage 7 Engine Control Module 9 Cooling Fan 13 Cooling Fan 15 Run Crank 16 AIR Pump 17 Rear Window Defogger Micro Relays Usage 1 Air Conditioni...

Page 293: ...ess in on the sides of the door to release it from the instrument panel Pull the door toward you to release it from the hinge The vehicle may not be equipped with all of the fuses relays and features shown Fuses Usage 1 APO 3 2 Body Control Module 7 3 Steering Wheel Controls Backlight 4 Radio Human Machine Interface Rear Auxiliary Audio Jack Front Auxiliary Audio Video Jack Touchpad Remote Media P...

Page 294: ...tomatic Occupant Sensing 16 Trunk 17 Heater Ventilation Air Conditioning Controller Fuses Usage 18 Pre Fuse for Fuses 4 and 5 19 Center Stack Displays Head Up Display Right Steering Wheel Control Switch Rear Seat Infotainment Display eAssist HVAC Center Stack Displays 20 Rear Seat Entertainment Display Rear Seat Audio 21 Instrument Cluster 22 Discrete Logic Ignition Switch 23 Body Control Module 3...

Page 295: ...d tires pose the same danger as overloaded tires The resulting crash could cause serious injury Check all tires frequently to maintain the recommended pressure Tire pressure should be checked when the tires are cold Overinflated tires are more likely to be cut punctured or broken by a sudden impact such as when hitting a pothole Keep tires at the recommended pressure Continued Warning Continued Wo...

Page 296: ... roads Consider installing winter tires on the vehicle if frequent driving on ice or snow covered roads is expected See your dealer for details regarding winter tire availability and proper tire selection Also see Buying New Tires on page 10 58 With winter tires there may be decreased dry road traction increased road noise and shorter tread life After changing to winter tires be alert for changes ...

Page 297: ...ion code molded onto the sidewall GM s TPC specifications meet or exceed all federal safety guidelines 3 DOT Department of Transportation The Department of Transportation DOT code indicates that the tire is in compliance with the U S Department of Transportation Motor Vehicle Safety Standards DOT Tire Date of Manufacture The last four digits of the TIN indicate the tire manufactured date The first...

Page 298: ...Spare Tire Example 1 Tire Ply Material The type of cord and number of plies in the sidewall and under the tread 2 Temporary Use Only The compact spare tire or temporary use tire should not be driven at speeds over 80 km h 50 mph The compact spare tire is for emergency use when a regular road tire has lost air and gone flat If the vehicle has a compact spare tire see Compact Spare Tire on page 10 7...

Page 299: ...ed onto the sidewall GM s TPC specifications meet or exceed all federal safety guidelines Tire Designations Tire Size The following is an example of a typical passenger vehicle tire size 1 Passenger P Metric Tire The United States version of a metric tire sizing system The letter P as the first character in the tire size means a passenger vehicle tire engineered to standards set by the U S Tire an...

Page 300: ...between the plies and the tread Cords may be made from steel or other reinforcing materials Bead The tire bead contains steel wires wrapped by steel cords that hold the tire onto the rim Bias Ply Tire A pneumatic tire in which the plies are laid at alternate angles less than 90 degrees to the centerline of the tread Cold Tire Pressure The amount of air pressure in a tire measured in kPa kilopascal...

Page 301: ...ing The load rating for a tire at the maximum permissible inflation pressure for that tire Maximum Loaded Vehicle Weight The sum of curb weight accessory weight vehicle capacity weight and production options weight Normal Occupant Weight The number of occupants a vehicle is designed to seat multiplied by 68 kg 150 lb See Vehicle Load Limits on page 9 10 Occupant Distribution Designated seating pos...

Page 302: ...when only 1 6 mm 1 16 in of tread remains See When It Is Time for New Tires on page 10 57 UTQGS Uniform Tire Quality Grading Standards A tire information system that provides consumers with ratings for a tire s traction temperature and treadwear Ratings are determined by tire manufacturers using government testing procedures The ratings are molded into the sidewall of the tire See Uniform Tire Qua...

Page 303: ...hicle indicates the original equipment tires and the correct cold tire inflation pressures The recommended pressure is the minimum air pressure needed to support the vehicle s maximum load carrying capacity See Vehicle Load Limits on page 9 10 How the vehicle is loaded affects vehicle handling and ride comfort Never load the vehicle with more weight than it was designed to carry When to Check Chec...

Page 304: ...use sudden tire failure You could have a crash and you or others could be killed Some high speed rated tires require inflation pressure adjustment for high speed operation When speed limits and road conditions are such that a vehicle can be driven at high speeds make sure the tires are rated for high speed operation in excellent condition and set to the correct cold tire inflation pressure for the...

Page 305: ...that the TPMS is not a substitute for proper tire maintenance and it is the driver s responsibility to maintain correct tire pressure even if under inflation has not reached the level to trigger illumination of the TPMS low tire pressure telltale Your vehicle has also been equipped with a TPMS malfunction indicator to indicate when the system is not operating properly The TPMS malfunction indicato...

Page 306: ...r Information Center DIC on page 5 28 The low tire pressure warning light may come on in cool weather when the vehicle is first started and then turn off as the vehicle is driven This could be an early indicator that the air pressure is getting low and needs to be inflated to the proper pressure A Tire and Loading Information label attached to your vehicle shows the size of the original equipment ...

Page 307: ...cess is performed successfully See your dealer for service Replacement tires or wheels do not match the original equipment tires or wheels Tires and wheels other than those recommended could prevent the TPMS from functioning properly See Buying New Tires on page 10 58 Operating electronic devices or being near facilities using radio wave frequencies similar to the TPMS could cause the TPMS sensors...

Page 308: ...e DIC info page 5 Press and hold the V Set Reset button located in the center of the DIC controls The horn sounds twice to signal the receiver is in relearn mode and the TIRE LEARNING ACTIVE message displays on the DIC screen 6 Start with the driver side front tire 7 Place the relearn tool against the tire sidewall near the valve stem Then press the button to activate the TPMS sensor A horn chirp ...

Page 309: ...he tire has a bump bulge or split The tire has a puncture cut or other damage that cannot be repaired well because of the size or location of the damage Tire Rotation Tires should be rotated every 12 000 km 7 500 mi See Maintenance Schedule on page 11 2 Tires are rotated to achieve a uniform wear for all tires The first rotation is the most important Anytime unusual wear is noticed rotate the tire...

Page 310: ...ome loose after time The wheel could come off and cause an accident When changing a wheel remove any rust or dirt from places where the wheel attaches to the vehicle In an emergency a cloth or a paper towel can be used however use a scraper or wire brush later to remove all rust or dirt Lightly coat the center of the wheel hub with wheel bearing grease after a wheel change or tire rotation to prev...

Page 311: ...e rubber Parking for an extended period can cause flat spots on the tires that may result in vibrations while driving When storing a vehicle for at least a month remove the tires or raise the vehicle to reduce the weight from the tires Buying New Tires GM has developed and matched specific tires for the vehicle The original equipment tires installed were designed to meet General Motors Tire Perfor...

Page 312: ...Continued Only your dealer or authorized tire service center should mount or dismount the tires Warning Mixing tires of different sizes brands or types may cause loss of control of the vehicle resulting in a crash or other vehicle damage Use the correct size brand and type of tires on all wheels Warning Using bias ply tires on the vehicle may cause the wheel rim flanges to develop cracks after man...

Page 313: ...ected This increases the chance of a crash and serious injury Only use GM specific wheel and tire systems developed for the vehicle and have them properly installed by a GM certified technician See Buying New Tires on page 10 58 and Accessories and Modifications on page 10 3 Uniform Tire Quality Grading The following information relates to the system developed by the United States National Highway...

Page 314: ...A A B and C Those grades represent the tire s ability to stop on wet pavement as measured under controlled conditions on specified government test surfaces of asphalt and concrete A tire marked C may have poor traction performance Warning The traction grade assigned to this tire is based on straight ahead braking traction tests and does not include acceleration cornering hydroplaning or peak tract...

Page 315: ...er diagnosis Wheel Replacement Replace any wheel that is bent cracked or badly rusted or corroded If wheel nuts keep coming loose the wheel wheel bolts and wheel nuts should be replaced If the wheel leaks air replace it Some aluminum wheels can be repaired See your dealer if any of these conditions exist Your dealer will know the kind of wheel that is needed Each new wheel should have the same loa...

Page 316: ...rer s instructions To avoid vehicle damage drive slow and readjust or remove the traction device if it contacts the vehicle Do not spin the wheels If traction devices are used install them on the front tires If a Tire Goes Flat It is unusual for a tire to blow out while driving especially if the tires are maintained properly See Tires on page 10 42 If air goes out of a tire it is much more likely ...

Page 317: ...at tire If it is used for anything else you or others could be badly injured or killed if the vehicle slips off the jack If a jack is provided with the vehicle only use it for changing a flat tire If a tire goes flat avoid further tire and wheel damage by driving slowly to a level place well off the road if possible Turn on the hazard warning flashers See Hazard Warning Flashers on page 6 4 Warnin...

Page 318: ...Kit Warning Idling a vehicle in an enclosed area with poor ventilation is dangerous Engine exhaust may enter the vehicle Engine exhaust contains carbon monoxide CO which cannot be seen or smelled It can cause unconsciousness and even death Never run the engine in an enclosed area that has no fresh air ventilation For more information see Engine Exhaust on page 9 26 Warning Overinflating a tire cou...

Page 319: ...ective See Roadside Assistance Program on page 13 5 Read and follow all of the tire sealant and compressor kit instructions The kit includes 1 On Off Button 2 Selector Switch Sealant Air or Air Only 3 Pressure Relief Button 4 Pressure Gauge 5 Air Only Hose Black 6 Sealant Air Hose Clear 7 Power Plug Tire Sealant Read and follow the safe handling instructions on the label adhered to the compressor ...

Page 320: ...ve the tire sealant and compressor kit from its storage location See Storing the Tire Sealant and Compressor Kit on page 10 72 2 Unwrap the sealant air hose 6 and the power plug 7 3 Place the kit on the ground Make sure the tire valve stem is positioned close to the ground so the hose will reach it 4 Remove the valve stem cap from the flat tire by turning it counterclockwise 5 Attach the sealant a...

Page 321: ...ompressor may be turned on off until the correct pressure is reached Caution If the recommended pressure cannot be reached after approximately 25 minutes the vehicle should not be driven farther The tire is too severely damaged and the tire sealant and compressor kit cannot inflate the tire Remove the power plug from the accessory power outlet and unscrew the inflating hose from the tire valve See...

Page 322: ...Tire Not Punctured If the tire pressure has fallen more than 68 kPa 10 psi below the recommended inflation pressure stop driving the vehicle The tire is too severely damaged and the tire sealant cannot seal the tire See Roadside Assistance Program on page 13 5 If the tire pressure has not dropped more than 68 kPa 10 psi from the recommended inflation pressure use the compressor kit to inflate the ...

Page 323: ...the power plug 7 3 Place the kit on the ground Make sure the tire valve stem is positioned close to the ground so the hose will reach it 4 Remove the tire valve stem cap from the flat tire by turning it counterclockwise 5 Attach the air only hose 5 onto the tire valve stem by turning it clockwise until it is tight 6 Plug the power plug 7 into the accessory power outlet in the vehicle Unplug all it...

Page 324: ...s reached This option is only functional when using the air only hose 5 11 Press the on off button 1 to turn the tire sealant and compressor kit off Be careful while handling the tire sealant and compressor kit as it could be warm after usage 12 Unplug the power plug 7 from the accessory power outlet in the vehicle 13 Disconnect the air only hose 5 from the tire valve stem by turning it counterclo...

Page 325: ...ut counterclockwise to remove it 4 Remove the tire sealant and compressor kit To store the tire sealant and compressor kit reverse the steps Tire Changing Removing the Spare Tire and Tools The equipment you need is located in the trunk 1 Open the trunk 2 Remove the spare tire cover 3 Turn the retainer nut counterclockwise and remove the spare tire 4 Place the spare tire next to the tire being chan...

Page 326: ... could be sharp so do not try to remove the cover with your bare hands Do not drop the cap or lay it face down as it could become scratched or damaged Store the wheel cover in the trunk until you have the flat tire repaired or replaced 3 Turn the wheel wrench counterclockwise to loosen all of the wheel nuts but do not remove them yet Caution Make sure that the jack lift head is in the correct posi...

Page 327: ...personal injury and vehicle damage be sure to fit the jack lift head into the proper location before raising the vehicle Warning Lifting a vehicle and getting under it to do maintenance or repairs is dangerous without the appropriate safety equipment and training If a jack is provided with the vehicle it is designed only for changing a flat tire If it is used for anything else you or others could ...

Page 328: ...se a scraper or wire brush later to remove all rust or dirt 9 Remove any rust or dirt from the wheel bolts mounting surfaces and spare wheel 10 Install the compact spare tire Warning Never use oil or grease on bolts or nuts because the nuts might come loose The vehicle s wheel could fall off causing a crash 11 Put the wheel nuts back on with the rounded end of the nuts toward the wheel Turn each n...

Page 329: ... in the proper sequence and to the proper torque specification See Capacities and Specifications on page 12 2 for the wheel nut torque specification 13 Tighten the wheel nuts firmly in a crisscross sequence as shown 14 Lower the jack all the way and remove the jack from under the vehicle 15 Tighten the wheel nuts firmly with the wheel wrench Caution Wheel covers will not fit on the vehicle s compa...

Page 330: ... could lead to a crash and you or others could be injured Use only one compact spare tire at a time If this vehicle has a compact spare tire it was fully inflated when new however it can lose air over time Check the inflation pressure regularly It should be 420 kPa 60 psi Stop as soon as possible and check that the spare tire is correctly inflated after being installed on the vehicle The compact s...

Page 331: ...s wheel together Caution Tire chains will not fit the compact spare Using them can damage the vehicle and the chains Do not use tire chains on the compact spare Jump Starting Jump Starting On board with eAssist Only If the vehicle fails to crank it may be jump started by using the eAssist battery to charge the 12 volt battery Use the following procedure to activate the on board jump start using th...

Page 332: ...s is selected the jump start will begin and the display will show WAIT TO START 6 When the jump start is complete the display will show ATTEMPT START or JUMP START DISABLED If the vehicle is started the on board jump start function will be automatically disabled If the vehicle cranks but does not start the procedure may be repeated again If the vehicle start is still unsuccessful the jump start ca...

Page 333: ...pushing or pulling it will not work and it could damage the vehicle The vehicle has a battery cover which must be removed to gain access to the battery for jump starting 1 Clips 2 Pivot Points To remove the battery cover 1 Release the two rear clips 1 2 Lift the battery cover up towards the front of the vehicle to release it from the pivot points 2 and remove 3 Reverse Steps 1 2 to reinstall the b...

Page 334: ...ey could be damaged The repairs would not be covered by the vehicle warranty Whenever possible turn off or unplug all accessories on either vehicle when jump starting 4 Turn the ignition to LOCK OFF and switch off all lights and accessories in both vehicles except the hazard warning flashers if needed Warning An electric fan can start up even when the engine is not running and can injure you Keep ...

Page 335: ...tart after a few tries it probably needs service Caution If the jumper cables are connected or removed in the wrong order electrical shorting may occur and damage the vehicle The repairs would not be covered by the vehicle warranty Always connect and remove the jumper cables in the correct order making sure that the cables do not touch each other or other metal Jumper Cable Removal Reverse the seq...

Page 336: ...le Be sure to read the tow vehicle manufacturer s recommendations What is the distance that will be traveled Some vehicles have restrictions on how far and how long they can tow Is the proper towing equipment going to be used See your dealer or trailering professional for additional advice and equipment recommendations Is the vehicle ready to be towed Just as preparing the vehicle for a long trip ...

Page 337: ...manufacturer instructions 2 Drive the front wheels onto the dolly 3 Shift the transmission to P Park 4 Firmly set the parking brake 5 Use an adequate clamping device designed for towing to ensure that the front wheels are locked into the straight ahead position 6 Secure the vehicle to the dolly following the manufacturer instructions 7 Release the parking brake only after the vehicle being towed i...

Page 338: ...on Do not use petroleum based acidic or abrasive cleaning agents as they can damage the vehicle s paint metal or plastic parts If damage occurs it would not be covered by the vehicle warranty Approved cleaning Continued Caution Continued products can be obtained from your dealer Follow all manufacturer directions regarding correct product usage necessary safety precautions and appropriate disposal...

Page 339: ...lts ice melting agents road oil and tar tree sap bird droppings chemicals from industrial chimneys etc can damage the vehicle s finish if they remain on painted surfaces Wash the vehicle as soon as possible If necessary use non abrasive cleaners that are marked safe for painted surfaces to remove foreign matter Occasional hand waxing or mild polishing should be done to remove residue from the pain...

Page 340: ...r cold water a soft cloth and a car washing soap to clean exterior lamps lenses emblems decals and stripes Follow instructions under Washing the Vehicle previously in this section Lamp covers are made of plastic and some have a UV protective coating Do not clean or wipe them when dry Do not use any of the following on lamp covers Abrasive or caustic agents Washer fluids and other cleaning agents i...

Page 341: ...lean cloth See Recommended Fluids and Lubricants on page 11 12 Tires Use a stiff brush with tire cleaner to clean the tires Caution Using petroleum based tire dressing products on the vehicle may damage the paint finish and or tires When applying a tire dressing always wipe off any overspray from all painted surfaces on the vehicle Wheels and Trim Aluminum or Chrome Use a soft clean cloth with mil...

Page 342: ...ny corrosive materials from the underbody Take care to thoroughly clean any areas where mud and other debris can collect Sheet Metal Damage If the vehicle is damaged and requires sheet metal repair or replacement make sure the body repair shop applies anti corrosion material to parts repaired or replaced to restore corrosion protection Original manufacturer replacement parts will provide the corro...

Page 343: ...g the following cleaners or techniques Never use a razor or any other sharp object to remove a soil from any interior surface Never use a brush with stiff bristles Never rub any surface aggressively or with excessive pressure Do not use laundry detergents or dishwashing soaps with degreasers For liquid cleaners use approximately 20 drops per 3 8 L 1 gal of water A concentrated soap solution will l...

Page 344: ...ward the center Fold the cleaning cloth to a clean area frequently to prevent forcing the soil in to the fabric 4 Continue gently rubbing the soiled area until there is no longer any color transfer from the soil to the cleaning cloth 5 If the soil is not completely removed use a mild soap solution followed only by plain water If the soil is not completely removed it may be necessary to use a comme...

Page 345: ...them to dry naturally Never use heat steam or spot removers Do not use cleaners that contain silicone or wax based products Cleaners containing these solvents can permanently change the appearance and feel of leather or soft trim and are not recommended Do not use cleaners that increase gloss especially on the instrument panel Reflected glare can decrease visibility through the windshield under ce...

Page 346: ...designed for your vehicle If the floor mats need replacing it is recommended that GM certified floor mats be purchased Non GM floor mats may not fit properly and may interfere with the accelerator or brake pedal Always check that the floor mats do not interfere with the pedals Do not use a floor mat if the vehicle is not equipped with a floor mat retainer on the driver side floor Use the floor mat...

Page 347: ...Black plate 94 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 10 94 Vehicle Care 2 NOTES ...

Page 348: ...as trained technicians who can perform required maintenance using genuine replacement parts They have up to date tools and equipment for fast and accurate diagnostics Many dealers have extended evening and Saturday hours courtesy transportation and online scheduling to assist with service needs Your dealer recognizes the importance of providing competitively priced maintenance and repair services ...

Page 349: ...riven in heavy city traffic in hot weather Mainly driven in hilly or mountainous terrain Frequently towing a trailer Used for high speed or competitive driving Used for taxi police or delivery service Refer to the information in the Maintenance Schedule Additional Required Services Severe chart Warning Performing maintenance work can be dangerous and can cause serious injury Perform maintenance wo...

Page 350: ...e System on page 10 13 Tire Rotation and Required Services Every 12 000 km 7 500 mi Rotate the tires if recommended for the vehicle and perform the following services See Tire Rotation on page 10 56 Check engine oil level and oil life percentage If needed change engine oil and filter and reset oil life system See Engine Oil on page 10 11 and Engine Oil Life System on page 10 13 Check engine coolan...

Page 351: ...ee Starter Switch Check on page 10 28 Check automatic transmission shift lock control function See Automatic Transmission Shift Lock Control Function Check on page 10 29 Check ignition transmission lock See Ignition Transmission Lock Check on page 10 29 Check parking brake and automatic transmission park mechanism See Park Brake and P Park Mechanism Check on page 10 29 Check accelerator pedal for ...

Page 352: ...000 km 97 500 mi 168 000 km 105 000 mi 180 000 km 112 500 mi 192 000 km 120 000 mi 204 000 km 127 500 mi 216 000 km 135 000 mi 228 000 km 142 500 mi 240 000 km 150 000 mi Rotate tires and perform Required Services Check engine oil level and oil life percentage Change engine oil and filter if needed Replace passenger compartment air filter 1 Inspect evaporative control system 2 Replace engine air c...

Page 353: ... traffic areas with poor air quality or areas with high dust levels Replacement may also be needed if there is a reduction in air flow excessive window fogging or odors 2 Check all fuel and vapor lines and hoses for proper hook up routing and condition 3 Or every four years whichever comes first 4 Or every five years whichever comes first See Cooling System on page 10 17 5 Or every 10 years whiche...

Page 354: ...68 000 km 105 000 mi 180 000 km 112 500 mi 192 000 km 120 000 mi 204 000 km 127 500 mi 216 000 km 135 000 mi 228 000 km 142 500 mi 240 000 km 150 000 mi Rotate tires and perform Required Services Check engine oil level and oil life percentage Change engine oil and filter if needed Replace passenger compartment air filter 1 Inspect evaporative control system 2 Replace engine air cleaner filter 3 Ch...

Page 355: ...er comes first Inspect for fraying excessive cracking or damage replace if needed 6 Or every three years whichever comes first Special Application Services Severe Commercial Use Vehicles Only Lubricate chassis components every 5 000 km 3 000 mi Have underbody flushing service performed See Underbody Maintenance in Exterior Care on page 10 85 Additional Maintenance and Care Your vehicle is an impor...

Page 356: ...ained dealer technicians have access to tools and equipment to inspect the brakes and recommend quality parts engineered for the vehicle Fluids Proper fluid levels and approved fluids protect the vehicle s systems and components See Recommended Fluids and Lubricants on page 11 12 for GM approved fluids Engine oil and windshield washer fluid levels should be checked at every fuel fill Instrument cl...

Page 357: ...alanced Maintaining the tires can save money and fuel and can reduce the risk of tire failure Signs that the tires need to be replaced include three or more visible treadwear indicators cord or fabric showing through the rubber cracks or cuts in the tread or sidewall or a bulge or split in the tire Trained dealer technicians can inspect and recommend the right tires Your dealer can also provide ti...

Page 358: ...r has the required equipment to ensure proper wheel alignment Windshield For safety appearance and the best viewing keep the windshield clean and clear Signs of damage include scratches cracks and chips Trained dealer technicians can inspect the windshield and recommend proper replacement if needed Wiper Blades Wiper blades need to be cleaned and kept in good condition to provide a clear view Sign...

Page 359: ...Brake Fluid GM Part No 19299818 in Canada 19299819 Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements Hydraulic Power Steering System If Equipped DEXRON VI Automatic Transmission Fluid Automatic Transmission DEXRON VI Automatic Transmission Fluid Hood Latch Assembly Secondary Latch Pivots Spring Anchor and Release Pawl Lubriplate Lubricant Aeros...

Page 360: ...r or specification can be obtained from your dealer Part GM Part Number ACDelco Part Number Engine Air Cleaner Filter 55560894 A3128C Engine Oil Filter 2 4L L4 Engine 12605566 PF457G 3 6L V6 Engine 89017525 PF63 Passenger Compartment Air Filter 13271191 CF176 Spark Plugs 2 4L L4 Engine 12620540 41 108 3 6L V6 Engine 12622561 41 109 Wiper Blades Driver Side 65 cm 25 6 in 25892079 Passenger Side 45 ...

Page 361: ... 9 14 11 14 Service and Maintenance Maintenance Records After the scheduled services are performed record the date odometer reading who performed the service and the type of services performed in the boxes provided Retain all maintenance receipts Date Odometer Reading Serviced By Services Performed ...

Page 362: ...Black plate 15 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 Service and Maintenance 11 15 Date Odometer Reading Serviced By Services Performed ...

Page 363: ...Black plate 16 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 11 16 Service and Maintenance Date Odometer Reading Serviced By Services Performed ...

Page 364: ...hicle It can be seen through the windshield from outside The VIN also appears on the Vehicle Certification and Service Parts labels and certificates of title and registration Engine Identification The eighth character in the VIN is the engine code This code identifies the vehicle s engine specifications and replacement parts See Engine Specifications under Capacities and Specifications on page 12 ...

Page 365: ...e air conditioning system refrigerant type and charge amount see the refrigerant label under the hood See your dealer for more information Engine Cooling System 2 4L L4 Engine 9 6 L 10 1 qt 3 6L V6 Engine 9 4 L 9 9 qt Engine Oil with Filter 2 4L L4 Engine 4 7 L 5 0 qt 3 6L V6 Engine 5 7 L 6 0 qt Fuel Tank 2 4L L4 Engine 62 8 L 16 6 gal 3 6L V6 Engine AWD 74 0 L 19 5 gal 3 6L V6 Engine FWD 70 5 L 1...

Page 366: ...ties Metric English All capacities are approximate When adding be sure to fill to the approximate level as recommended in this manual Recheck fluid level after filling Engine Specifications Engine VIN Code Transmission Spark Plug Gap 2 4L L4 Engine R Automatic 0 75 0 90 mm 0 030 0 035 in 3 6L V6 Engine 3 Automatic 0 95 1 10 mm 0 037 0 043 in ...

Page 367: ...e Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 12 4 Technical Data Engine Drive Belt Routing 2 4L L4 Engine Belt removal and installation requires special tools See your dealer for service 3 6L V6 Engine ...

Page 368: ... Canadian Government 13 13 Reporting Safety Defects to General Motors 13 13 Vehicle Data Recording and Privacy Vehicle Data Recording and Privacy 13 14 Event Data Recorders 13 14 OnStar 13 15 Infotainment System 13 15 Customer Information Customer Satisfaction Procedure Your satisfaction and goodwill are important to your dealer and to Buick Normally any concerns with the sales transaction or the ...

Page 369: ...th the new vehicle However if you continue to remain unsatisfied after following the procedure outlined in Steps One and Two you can file with the Better Business Bureau BBB Auto Line Program to enforce your rights The BBB Auto Line Program is an out of court program administered by the Council of Better Business Bureaus to settle automotive disputes regarding vehicle repairs or the interpretation...

Page 370: ...imately 70 days We believe our impartial program offers advantages over courts in most jurisdictions because it is informal quick and free of charge For further information concerning eligibility in the Canadian Motor Vehicle Arbitration Plan CAMVAP call toll free 1 800 207 0685 or call the General Motors Customer Care Centre 1 800 263 3777 English 1 800 263 7854 French or write to Mediation Arbit...

Page 371: ...Owner Experience U S my buick com The Buick online owner experience allows interaction with Buick and keeps important vehicle specific information in one place Membership Benefits E Vehicle Information Download owner manuals and view vehicle specific how to videos G Maintenance Information View maintenance schedules required maintenance alerts and OnStar onboard vehicle diagnostic information Sche...

Page 372: ...vailable to qualified applicants for cost reimbursement of eligible aftermarket adaptive equipment required for the vehicle such as hand controls or a wheelchair scooter lift for the vehicle For more information on the limited offer visit www gmmobility com or call the GM Mobility Assistance Center at 1 800 323 9935 Text Telephone TTY users call 1 800 833 9935 General Motors of Canada also has a M...

Page 373: ...ugh fuel for the vehicle to get to the nearest service station Lock Out Service Service to unlock the vehicle if you are locked out A remote unlock may be available if you have OnStar For security reasons the driver must present identification before this service is given Emergency Tow from a Public Road or Highway Tow to the nearest Buick dealer for warranty service or if the vehicle was in a cra...

Page 374: ...y cost for parts and labor for repairs not covered by the warranty are the owner responsibility Scheduling Service Appointments When the vehicle requires warranty service contact your dealer and request an appointment By scheduling a service appointment and advising the service consultant of your transportation needs your dealer can help minimize your inconvenience If the vehicle cannot be schedul...

Page 375: ...ourtesy Rental Vehicle For an overnight warranty repair the dealer may provide an available courtesy rental vehicle or provide for reimbursement of a rental vehicle Reimbursement is limited and must be supported by original receipts as well as a signed and completed rental agreement and meet state provincial local and rental vehicle provider requirements Requirements vary and may include minimum a...

Page 376: ...ther than GM and may not have been tested for the vehicle As a result these parts may fit poorly exhibit premature durability corrosion problems and may not perform properly in subsequent collisions Aftermarket parts are not covered by the GM New Vehicle Limited Warranty and any vehicle failure related to such parts is not covered by that warranty Repair Facility GM also recommends that you choose...

Page 377: ...el year Vehicle Identification Number VIN Insurance company and policy number General description of the damage to the other vehicle Choose a reputable repair facility that uses quality replacement parts See Collision Parts earlier in this section If the airbag has inflated see What Will You See after an Airbag Inflates on page 3 25 Managing the Vehicle Damage Repair Process In the event that the ...

Page 378: ...uctions to assist in the diagnosis and service of the vehicle Owner Information Owner publications are written specifically for owners and intended to provide basic operational information about the vehicle The Owner Manual includes the Maintenance Schedule for all models In Portfolio Includes a Portfolio Owner Manual and Warranty Manual RETAIL SELL PRICE 35 00 40 00 U S plus handling and shipping...

Page 379: ...y Canada Standards RSS GEN 210 220 310 ICES 001 Operation is subject to the following two conditions 1 The device may not cause harmful interference 2 The device must accept any interference received including interference that may cause undesired operation of the device Changes or modifications to any of these systems by other than an authorized service facility could void authorization to use th...

Page 380: ...n Canada and you believe that the vehicle has a safety defect notify Transport Canada immediately and notify General Motors of Canada Limited Call Transport Canada at 1 800 333 0510 or write to Transport Canada Road Safety Branch 80 rue Noel Gatineau QC J8Z 0A1 Reporting Safety Defects to General Motors In addition to notifying NHTSA or Transport Canada in a situation like this please notify Gener...

Page 381: ...assist in understanding how a vehicle s systems performed The EDR is designed to record data related to vehicle dynamics and safety systems for a short period of time typically 30 seconds or less The EDR in this vehicle is designed to record such data as How various systems in your vehicle were operating Whether or not the driver and passenger safety belts were buckled fastened How far if at all t...

Page 382: ... and the data is not tied to a specific vehicle or vehicle owner OnStar If the vehicle is equipped with OnStar and has an active subscription additional data may be collected through the OnStar system This includes information about the vehicle s operation collisions involving the vehicle the use of the vehicle and its features and in certain situations the location and approximate GPS speed of th...

Page 383: ...Black plate 16 1 Buick LaCrosse Owner Manual GMNA Localizing U S Canada Mexico 7707475 2015 CRC 10 9 14 13 16 Customer Information 2 NOTES ...

Page 384: ...services may require a paid subscription OnStar requires the vehicle battery and electrical system cellular service and GPS satellite signals to be available and operating OnStar acts as a link to existing public emergency service providers OnStar may collect information about you and your vehicle including location information See OnStar s Terms and Conditions and Privacy Statement for more detai...

Page 385: ... to get a priority connection to an OnStar Emergency Advisor available 24 7 to Get help for an emergency Be a Good Samaritan or respond to an AMBER Alert Get assistance in severe weather or other crisis and evacuation routes OnStar Services Emergency With Automatic Crash Response the OnStar system can automatically connect to an OnStar Emergency Advisor The built in system can automatically connec...

Page 386: ...g Voice Commands During a Planned Route Cancel Route 1 Press System responds OnStar ready then a tone Say Cancel route System responds Do you want to cancel directions 2 Say Yes System responds OK request completed thank you goodbye Route Preview 1 Press System responds OnStar ready then a tone 2 Say Route preview System responds with the next three maneuvers Repeat 1 Press System responds OnStar ...

Page 387: ... or say WiFi settings 2 The WiFi settings will display the WiFi network name SSID passphrase and level of encryption 3 To change the SSID or passphrase press Q or call 1 888 4 ONSTAR to connect with an Advisor OnStar RemoteLink Mobile App If Equipped Download the OnStar RemoteLink mobile app to select Apple Android and BlackBerry or Windows 7 or 8 mobile devices From the mobile device check the ve...

Page 388: ... responds OK dialing 911 Retrieve My Number 1 Press System responds OnStar ready 2 Say My number System responds Your OnStar Hands Free Calling number is then says the number End a Call Press System responds Call ended Store a Name Tag for Speed Dialing 1 Press System responds OnStar ready 2 Say Store System responds Please say the number you would like to store 3 Say the entire number without pau...

Page 389: ... vehicle is disposed of sold transferred or if the lease ends Reactivation for Subsequent Owners Press Q and follow the prompts to speak to an Advisor as soon as possible The Advisor will update vehicle records and explain the OnStar service options available How OnStar Service Works Automatic Crash Response Emergency Services Crisis Assist Stolen Vehicle Assistance Vehicle Diagnostics Remote Door...

Page 390: ...rvices to help subscribers with physical disabilities and medical conditions Press Q for help with Locating a gas station with an attendant to pump gas Finding a hotel restaurant etc that meets accessibility needs Providing directions to the closest hospital or pharmacy in urgent situations TTY Users OnStar has the ability to communicate to deaf hard of hearing or speech impaired customers while i...

Page 391: ...ing cellular and GPS signal reception Cellular reception is required for OnStar to send remote signals to the vehicle Unable to Connect to OnStar Message If there is limited cellular coverage or the cellular network has reached maximum capacity this message may come on Press Q to try the call again or try again after driving a few miles into another cellular area Vehicle and Power Issues OnStar se...

Page 392: ... A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM DAMAGES OR OTHER LIABILITY WHETHER IN AN ACTION OF CONTRACT TORT OR OTHERWISE ARISING FROM OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE Except as contained in this notice the name of a copyright holder shall not be used...

Page 393: ...n and or other materials provided with the distribution The sole exception to this condition is redistribution of a standard UnZipSFX binary including SFXWiz as part of a self extracting archive that is permitted without inclusion of this license as long as the normal SFX banner has not been removed from the binary or disabled 3 Altered versions including but not limited to ports to new operating ...

Page 394: ...m 3 26 What Makes an Airbag Inflate 3 24 What Will You See after an Airbag Inflates 3 25 When Should an Airbag Inflate 3 23 Where Are the Airbags 3 22 Airbags Adding Equipment to the Vehicle 3 31 Passenger Status Indicator 5 15 Readiness Light 5 14 Servicing Airbag Equipped Vehicles 3 31 System Check 3 20 Alarm Vehicle Security 2 15 Alert Lane Change 9 55 Side Blind Zone SBZA 9 54 All Season Tires...

Page 395: ...D Lighting 10 31 License Plate Lamps 10 33 Taillamps Turn Signal Stoplamps and Back up Lamps 10 33 Buying New Tires 10 58 C Calibration 5 4 California Fuel Requirements 9 59 Perchlorate Materials Requirements 10 3 Warning 10 3 Canadian Vehicle Owners iii Capacities and Specifications 12 2 Carbon Monoxide Engine Exhaust 9 26 Trunk 2 13 Winter Driving 9 8 Cautions Danger and Warnings iv Center Conso...

Page 396: ...e 13 4 Offices 13 3 Text Telephone TTY Users 13 4 Customer Information Service Publications Ordering Information 13 11 Customer Satisfaction Procedure 13 1 D Damage Repair Collision 13 8 Danger Warnings and Cautions iv Data Recorders Event 13 14 Daytime Running Lamps DRL 6 2 Defensive Driving 9 3 Delayed Locking 2 12 Differential Limited Slip 9 36 Distracted Driving 9 2 Dome Lamps 6 5 Door Ajar Li...

Page 397: ...9 Coolant Temperature Gauge 5 13 Coolant Temperature Warning Light 5 22 Cooling System 10 17 Cooling System Messages 5 38 Drive Belt Routing 12 4 Exhaust 9 26 Heater 9 22 Oil Life System 10 13 Oil Messages 5 38 Overheated Protection Operating Mode 10 23 Overheating 10 21 Power Messages 5 39 Pressure Light 5 23 Running While Parked 9 26 Starting 9 18 Entry Lighting 6 6 Equipment Towing 9 67 Event D...

Page 398: ...California 9 59 System Messages 5 39 Fuses Engine Compartment Fuse Block 10 36 Fuses and Circuit Breakers 10 35 Instrument Panel Fuse Block 10 40 G Garage Door Opener 5 51 Programming 5 51 Gauges Engine Coolant Temperature 5 13 Fuel 5 12 Odometer 5 11 Speedometer 5 11 Tachometer 5 11 Warning Lights and Indicators 5 7 General Information Service and Maintenance 11 1 Towing 9 63 Vehicle Care 10 2 Gl...

Page 399: ... 9 33 Hood 10 5 Horn 5 3 How to Wear Safety Belts Properly 3 14 I Ignition Positions 9 15 9 16 Ignition Transmission Lock Check 10 29 Immobilizer 2 16 Indicator Vehicle Ahead 5 21 Infants and Young Children Restraints 3 35 Information Energy 5 27 Infotainment 7 1 Infotainment System 13 15 Instrument Cluster 5 8 Interior Rearview Mirrors 2 19 Introduction iii J Jump Starting 10 78 10 79 K Key and L...

Page 400: ...ng 5 20 Brake System Warning 5 19 Charging System 5 16 Cruise Control 5 25 Door Ajar 5 26 Electric Parking Brake 5 20 Engine Coolant Temperature Warning 5 22 Engine Oil Pressure 5 23 Flash to Pass 6 2 Front Fog Lamp 5 25 High Beam On 5 25 High Low Beam Changer 6 2 Lane Departure Warning 5 21 Low Fuel Warning 5 24 Safety Belt Reminders 5 14 Security 5 24 Service Electric Parking Brake 5 20 StabiliT...

Page 401: ...9 Messages cont d Lamp 5 40 Object Detection System 5 40 Ride Control System 5 42 Security 5 43 Service Vehicle 5 43 Starting the Vehicle 5 43 Tire 5 43 Transmission 5 44 Vehicle 5 35 Vehicle Speed 5 44 Window 5 44 Mirrors Automatic Dimming Rearview 2 20 Convex 2 18 Folding 2 19 Heated 2 19 Manual Rearview 2 20 Power 2 18 Tilt in Reverse 2 19 Mirrors Interior Rearview 2 19 Monitor System Tire Pres...

Page 402: ... P Park Shifting Into 9 24 Shifting Out of 9 25 Parking Brake 9 31 Brake and P Park Mechanism Check 10 29 Over Things That Burn 9 25 Parking or Backing Assistance Systems 9 48 Passenger Airbag Status Indicator 5 15 Passenger Compartment Air Filter 8 6 Passenger Sensing System 3 26 Perchlorate Materials Requirements California 10 3 Personalization Vehicle 5 45 Power Door Locks 2 11 Flows 5 26 Mirro...

Page 403: ... Parts after a Crash 3 48 Replacing Safety Belt System Parts after a Crash 3 20 Reporting Safety Defects Canadian Government 13 13 General Motors 13 13 U S Government 13 12 Restraints Where to Put 3 39 Retained Accessory Power RAP 9 23 Reverse Tilt Mirrors 2 19 Ride Control Systems Enhanced Traction System ETS 9 36 Messages 5 42 Selective 9 36 Roads Driving Wet 9 6 Roadside Assistance Program 13 5...

Page 404: ...1 Parts Identification Label 12 1 Publications Ordering Information 13 11 Scheduling Appointments 13 7 Vehicle Messages 5 43 Service Electric Parking Brake Light 5 20 Services Special Application 11 8 Servicing the Airbag 3 31 Shift Lock Control Function Check Automatic Transmission 10 29 Shifting Into Park 9 24 Out of Park 9 25 Side Blind Zone Alert SBZA 9 54 Signals Turn and Lane Change 6 4 Spar...

Page 405: ...one TTY Users 13 4 Theft Deterrent Systems 2 16 2 17 Immobilizer 2 16 Time 5 4 Tires 10 42 All Season 10 43 Buying New Tires 10 58 Chains 10 63 Changing 10 72 Compact Spare 10 77 Designations 10 46 Different Size 10 60 If a Tire Goes Flat 10 63 Inflation Monitor System 10 52 Inspection 10 56 Messages 5 43 Pressure 10 51 Pressure Light 5 23 Pressure Monitor System 10 51 Rotation 10 56 Tires cont d ...

Page 406: ...ding 10 60 Universal Remote System 5 51 Operation 5 53 Programming 5 51 Using This Manual iii V Vehicle Alarm System 2 15 Canadian Owners iii Control 9 3 Identification Number VIN 12 1 Load Limits 9 10 Messages 5 35 Personalization 5 45 Remote Start 2 9 Security 2 15 Speed Messages 5 44 Towing 10 82 Vehicle Ahead Indicator 5 21 Vehicle Care Storing the Tire Sealant and Compressor Kit 10 72 Tire Pr...

Page 407: ...lignment and Tire Balance 10 62 Different Size 10 60 Replacement 10 62 When It Is Time for New Tires 10 57 Where to Put the Restraint 3 39 Windows 2 20 Messages 5 44 Power 2 20 Windshield Replacement 10 30 Wiper Washer 5 3 Winter Driving 9 8 Winter Tires 10 43 Wiper Blade Replacement 10 30 Wiring High Voltage Devices 10 34 ...

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