background image

Black plate (17,1)

Chevrolet Tahoe and GMC Yukon/Yukon Denali Hybrid - 2012

Vehicle Care

10-17

Engine Compartment
Fuse Block

Hybrid Auxiliary Engine
Compartment Fuse Block

The hybrid auxiliary engine
compartment fuse block is located
in the engine compartment near the
front of the vehicle. Lift the cover
for access to the fuse/relay block.
See

Engine Compartment Overview

on page 10

4

for more information

on its location. For more information
on the main underhood fuse block,
see

Engine Compartment Fuse

Block

in the owner manual.

Fuses

Usage

1

ACPO (SUV Only)

2

BECM FAN

3

ACCM

Fuses

Usage

4

CAB HTR PMP

5

EMPTY

6

COOL PUMP

Summary of Contents for 2012 Tahoe

Page 1: ...Vehicle Messages 5 12 Infotainment System 7 1 Introduction 7 1 Climate Controls 8 1 Climate Control Systems 8 1 Driving and Operating 9 1 Driving Information 9 1 Starting and Operating 9 2 Engine Exh...

Page 2: ...o your specific vehicle to confirm each of the features found on your vehicle For vehicles first sold in Canada substitute the name General Motors of Canada Limited for Chevrolet Motor Division and or...

Page 3: ...ponents of the vehicle It does not explain everything you need to know about the vehicle Read this supplement along with the owner manual to learn about the vehicle s features and controls Index A goo...

Page 4: ...Black plate 4 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 iv Introduction 2 NOTES...

Page 5: ...ange Selection Mode switch is located on the shift lever To enable the Range Selection feature 1 Move the column shift lever to the M Manual position The current range will appear next to the M This i...

Page 6: ...oads or in most off road situations 4 n Four Wheel Drive Low This setting delivers extra torque You might choose Four Wheel Drive Low if you are driving off road in deep sand deep mud deep snow and wh...

Page 7: ...Automatic Engine Start Stop Feature Start the engine as you would any other engine See Starting the Engine in the owner manual for more information on starting The hybrid system provides very quiet en...

Page 8: ...uto Stop mode until vehicle conditions require the engine to run The near instant starting of the engine from Auto Stop mode is called Auto Start EV Mode The vehicle also has an EV mode which uses onl...

Page 9: ...the hybrid battery See your dealer if the hybrid battery needs service See Battery on page 10 13 Service Never try to do your own service on hybrid components You can be injured and the vehicle can be...

Page 10: ...Black plate 6 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 1 6 In Brief 2 NOTES...

Page 11: ...tment Tahoe and Yukon Hybrid A Power Seat Adjustment Control B Manual Lumbar Control C Manual Reclining Seatback Lever Adjust the seat forward or rearward by sliding the control A forward or rearward...

Page 12: ...on the seatback to make sure it is locked Airbag System Replacing Airbag System Parts after a Crash If an airbag inflates or the vehicle has been in a crash the vehicle s sensing system may command t...

Page 13: ...9 StabiliTrak OFF Light 5 10 Traction Control System TCS StabiliTrak Light 5 10 Engine Oil Pressure Light 5 10 Information Displays Driver Information Center DIC 5 11 Vehicle Messages Vehicle Messages...

Page 14: ...ight turns off To reset the circuit unplug the item and plug it back in or turn the Retained Accessory Power RAP off and then back on The power restarts when equipment using 150 watts or less is plugg...

Page 15: ...Black plate 3 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 Instruments and Controls 5 3 Warning Lights Gauges and Indicators Instrument Cluster English version shown Metric similar...

Page 16: ...t efficient when the gauge is kept in the middle The gauge moves to the left when braking and to the right when accelerating When either are done aggressively the efficiency is decreased Fuel Gauge Me...

Page 17: ...the tank was 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 does not go ba...

Page 18: ...g extended idles on hot days it could read as low as 105 kPa 15 psi and still be considered normal When the engine is running readings in the low pressure zone may be caused by a dangerously low oil l...

Page 19: ...IC when the vehicle speed is zero See Driver Information Center DIC on page 5 11 for more information Engine Coolant Temperature Gauge Metric English This gauge shows the engine coolant temperature It...

Page 20: ...riven with the light on be certain to turn off all the accessories Brake System Warning Light With the ignition in ON RUN the brake system warning light comes on when the parking brake is set If the v...

Page 21: ...BS Warning Light For vehicles with the Antilock Brake System ABS this light comes on briefly when the engine is in ON RUN That is normal If the light does not come on then have it fixed so it will be...

Page 22: ...indicator light turns off See the owner manual for more information Traction Control System TCS StabiliTrak Light The Traction Control System TCS StabiliTrak light comes on briefly when the engine is...

Page 23: ...s the trip fuel button to display the Trip Fuel Menu items For more items see Driver Information Center DIC in the owner manual BATTERY VOLTAGE This display shows the current battery voltage If the vo...

Page 24: ...system light will appear in the instrument panel cluster See Battery Warning Light in the owner manual Driving with this message on could drain the battery Have the electrical system checked as soon...

Page 25: ...ervice Vehicle Messages SERVICE HYBRID SYSTEM If this message is displayed on the DIC the vehicle may continue to operate but you need to have it serviced as soon as possible SERVICE POWER STEERING Th...

Page 26: ...Black plate 14 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 5 14 Instruments and Controls 2 NOTES...

Page 27: ...ment For vehicles with a navigation radio system see the Navigation System manual for more information To view the hybrid screen press the MENU button on the radio The hybrid screen displays when ente...

Page 28: ...Black plate 2 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 7 2 Infotainment System 2 NOTES...

Page 29: ...e control system select the AUTO mode and the desired temperature setting The climate control system automatically adjusts the fan speed and airflow direction The climate control system continues to a...

Page 30: ...Black plate 2 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 8 2 Climate Controls 2 NOTES...

Page 31: ...owing Information 9 16 Trailer Towing 9 16 Towing Equipment 9 17 Driving Information Steering Electric Power Steering Your vehicle has electric power steering It does not have power steering fluid Reg...

Page 32: ...art the engine may turn off and operate in the Auto Stop mode Some of the vehicle conditions that allow the engine to stop running and enter the Auto Stop mode are Ignition switch is in the ON RUN pos...

Page 33: ...t are The hood is opened The gear selector is in M Manual Mode The hybrid battery state of charge is too low The hybrid battery voltage temperature or power limits are exceeded A remote vehicle start...

Page 34: ...Also the wrong kind of extension cord could overheat and cause a fire You could be seriously injured Plug the cord into a properly grounded three prong 110 volt AC outlet If the cord will not reach us...

Page 35: ...leave the vehicle with the engine running The vehicle could move suddenly if the shift lever is not fully in P Park with the parking brake firmly set If you have four wheel drive and the transfer case...

Page 36: ...pressure from the parking pawl in the transmission then you will be able to pull the shift lever out of P Park Engine Exhaust Running the Vehicle While Parked It is better not to park with the engine...

Page 37: ...the vehicle when the engine is running unless you have to If you have left the engine running the vehicle can move suddenly You or others could be injured To be sure the vehicle will not move even whe...

Page 38: ...is not running at high speed when shifting the vehicle D Drive This position is for normal driving It provides the best fuel economy If you need more power for passing and you are Going less than abo...

Page 39: ...tion Mode The Range Selection Mode controls the vehicle s transmission To use this feature 1 Move the shift lever to the M Manual Mode 2 Press the plus minus button to upshift or downshift selecting t...

Page 40: ...send the engine s driving power to all four wheels for extra traction Read the following before using four wheel drive Notice Driving on clean dry pavement in Four Wheel Drive High or Four Wheel Driv...

Page 41: ...utomatic Four Wheel Drive This setting is ideal for use when road surface traction conditions are variable When driving your vehicle in AUTO the front axle is engaged but the vehicle s power is primar...

Page 42: ...d except when shifting from Four Wheel Drive Low The indicator light will flash while shifting It will remain on when the shift is completed Shifting Into Two Wheel Drive High Turn the knob to the Two...

Page 43: ...r moving less than 5 km h 3 mph with the transmission in N Neutral and the ignition in ON RUN The preferred method for shifting out of Four Wheel Drive Low is to have your vehicle moving 1 6 to 3 2 km...

Page 44: ...en the transfer case shift to N Neutral is complete 7 If the engine is running verify that the transfer case is in N Neutral by shifting the transmission to R Reverse for one second then shift the tra...

Page 45: ...to three minutes Brakes Regenerative Braking Regenerative braking is a hybrid technology that enables the electric drive motor to operate as a generator when coasting or braking Energy from the movin...

Page 46: ...g 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...

Page 47: ...he brakes are not being pressed Using the trailer brake system manually can make the hybrid vehicle perform as if the brake pedal in the vehicle is being pressed The trailer brake operation check will...

Page 48: ...Black plate 18 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 9 18 Driving and Operating 2 NOTES...

Page 49: ...10 14 Bulb Replacement Bulb Replacement 10 14 Taillamps Turn Signal Stoplamps and Back Up Lamps 10 15 Replacement Bulbs 10 15 Electrical System High Voltage Devices and Wiring 10 16 Fuses and Circuit...

Page 50: ...ence the proper replacement parts and tools before attempting any vehicle maintenance task Be sure to use the proper nuts bolts and other fasteners Metric and English fasteners can be easily confused...

Page 51: ...Black plate 3 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 Vehicle Care 10 3 2 NOTES...

Page 52: ...Black plate 4 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 10 4 Vehicle Care Engine Compartment Overview 6 0L V8 Engine...

Page 53: ...Fluid on page 10 6 E Brake Fluid Reservoir See Brakes in the owner manual F See Engine Compartment Fuse Block under Electrical System in the owner manual G Windshield Washer Fluid Reservoir See Washer...

Page 54: ...e owner manual Be sure to use the transmission fluid listed in Recommended Fluids and Lubricants on page 11 2 How to Check Automatic Transmission Fluid Notice Too much or too little fluid can damage t...

Page 55: ...ck procedure at the first opportunity Use this cold check procedure to check fluid level when the transmission temperature is between 24 C and 34 C 75 F and 93 F 1 Locate the transmission dipstick at...

Page 56: ...luid level rises as fluid temperature increases so it is important to ensure the transmission temperature is within range 1 Locate the transmission dipstick at the rear of the engine compartment on th...

Page 57: ...on The Drive Motor Generator Control Module DMCM coolant surge tank pressure cap must be fully installed on the hybrid coolant surge tank Notice If the pressure cap is not tightly installed coolant lo...

Page 58: ...ight be a leak at the DMCM cooler core DMCM pressure cap DMCM cooler hoses DMCM cooling pump or somewhere else in the DMCM cooling system Notice Running the engine when there is a leak in the hybrid c...

Page 59: ...Always use a pre mixed DEX COOL silicate free coolant in your vehicle WARNING You can be burned if you spill coolant on hot engine parts Coolant contains ethylene glycol and it will burn if the engine...

Page 60: ...ge tank 5 Add the pre mixed DEX COOL available at your dealer until the coolant level is maintained at the FULL COLD mark This should take no longer than two minutes of hybrid cooling pump operation I...

Page 61: ...system might command the automatic hybrid battery disconnect to open See Replacing Airbag System Parts after a Crash on page 3 2 for more information WARNING Battery posts terminals and related acces...

Page 62: ...low the bottom of the fill plug hole some lubricant will need to be added Add enough lubricant to raise the level to the bottom of the fill plug hole Use care not to overtighten the plug When to Chang...

Page 63: ...sembly from the vehicle 4 Turn the bulb socket counterclockwise to remove it from the taillamp assembly 5 Pull the old bulb straight out from the bulb socket 6 Press a new bulb into the bulb socket an...

Page 64: ...tected from short circuits by a combination of fuses circuit breakers and fusible thermal links This greatly reduces the chance of fires caused by electrical problems Be sure you replace a bad fuse wi...

Page 65: ...use block is located in the engine compartment near the front of the vehicle Lift the cover for access to the fuse relay block See Engine Compartment Overview on page 10 4 for more information on its...

Page 66: ...p COOL PUMP Coolant Pump FAN LO Cooling Fan Low Speed Relay FAN MID 1 Cooling Fan Mid 1 FAN HI Cooling Fan High Speed Relay FAN MID 2 Cooling Fan Mid 2 FAN CNTRL Cooling Fan Control Wheels and Tires T...

Page 67: ...ht than it was designed to carry When to Check Check your tires once a month or more How to Check Use a good quality pocket type gauge to check tire pressure Proper tire inflation cannot be determined...

Page 68: ...rrect inflation pressure Using the DIC tire pressure levels can be viewed For additional information and details about the DIC operation and displays see Driver Information Center DIC on page 5 11 The...

Page 69: ...TPMS sensor matching process was not done or not completed successfully after rotating the tires The malfunction light and the DIC message should go off after successfully completing the sensor match...

Page 70: ...ing process is 1 Set the parking brake 2 Turn the ignition to ON RUN with the engine off 3 Press Q and K on the Remote Keyless Entry RKE transmitter at the same time for approximately five seconds The...

Page 71: ...ner manual Use this rotation pattern when rotating the tires Adjust the front and rear tires to the recommended inflation pressure on the Tire and Loading Information label after the tires have been r...

Page 72: ...cially if the tires are maintained properly If air goes out of a tire it is much more likely to leak out slowly But if there ever is a blowout here are a few tips about what to expect and what to do I...

Page 73: ...e sealant to seal small punctures in the tread area of the tire After repairing a tire with the tire inflator kit take the vehicle to an authorized dealer to have the tire inspected and repaired as so...

Page 74: ...here may not be a place to store a tire The tire sealant and compressor can be used to temporarily seal punctures up to 6 mm inch in the tread area of the tire It can also be used to inflate an under...

Page 75: ...d Tire Follow the directions closely for correct sealant usage When using the tire sealant and compressor kit during cold temperatures warm the kit in a heated environment for five minutes This will h...

Page 76: ...air only 9 Inflate the tire to the recommended inflation pressure using the pressure gauge E The recommended inflation pressure can be found on the Tire and Loading Information label See Tire Pressure...

Page 77: ...ion and check the tire pressure Refer to Steps 1 through 11 under Using the Tire Sealant and Compressor Kit without Sealant to Inflate a Tire Not Punctured If the tire pressure has fallen more than 68...

Page 78: ...om the tire sealant canister B 4 Remove the power plug C from the air compressor A 5 Place the kit on the ground Make sure the tire valve stem is positioned close to the ground so the hose will reach...

Page 79: ...ealant and compressor kit off Be careful while handling the tire sealant and compressor kit as it could be warm after usage 13 Unplug the power plug C from the accessory power outlet in the vehicle 14...

Page 80: ...th the slot in the air compressor 2 Push the tire sealant canister B down and turn it clockwise 3 Wrap the sealant air hose G around the air compressor channel to stow it in its original location 4 Pu...

Page 81: ...jump starting and charging For more information about the vehicle battery see Battery on page 10 13 If the vehicle s 12 volt battery has run down you may want to use another vehicle and some jumper c...

Page 82: ...mission in P Park or a manual transmission in N Neutral before setting the parking brake If you have a four wheel drive vehicle be sure the transfer case is in a drive gear not in N Neutral Notice If...

Page 83: ...to explode People have been hurt doing this and some have been blinded Use a flashlight if you need more light Be sure the battery has enough water You do not need to add water to the battery install...

Page 84: ...positive terminal of the vehicle with the dead battery Use a remote positive if the vehicle has one 8 Do not let the other end touch metal Connect it to the positive terminal of the good battery Use...

Page 85: ...Jumper Cable Removal A Heavy Unpainted Metal Engine Part or Remote Negative Terminal B Good Battery or Remote Positive and Remote Negative Terminals C Dead Battery or Remote Positive Terminal To disc...

Page 86: ...tow vehicle manufacturer s recommendations What is the distance that will be travelled Some vehicles have restrictions on how far and how long they can tow Is the proper towing equipment going to be...

Page 87: ...and shift the transmission to P Park 2 Turn the engine off and firmly set the parking brake See Parking Brake in the owner manual 3 Securely attach the vehicle being towed to the tow vehicle WARNING...

Page 88: ...ow a two wheel drive vehicle the vehicle must be towed with the rear wheels on the dolly See Rear Towing Rear Wheels Off the Ground in this section for more information Four Wheel Drive Vehicles Use t...

Page 89: ...eutral under Four Wheel Drive in the owner manual Dolly Towing Rear Towing Rear Wheels Off the Ground Two Wheel Drive Vehicles Use the following procedure to dolly tow a two wheel drive vehicle from t...

Page 90: ...at the front wheels are locked into the straight position WARNING Shifting a four wheel drive vehicle s transfer case into N Neutral can cause the vehicle to roll even if the transmission is in P Park...

Page 91: ...mended Fluids and Lubricants 11 2 Maintenance Schedule In addition to the scheduled maintenance services described in the owner manual the following service should be performed Tire Rotation and Requi...

Page 92: ...the hybrid vehicle and can be obtained from your dealer See the owner manual for the other fluids and lubricants recommended for the vehicle Usage Fluid Lubricant Drive Motor Generator Control Module...

Page 93: ...Black plate 1 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 Technical Data 12 1 Technical Data Vehicle Data Capacities and Specifications 12 2 Engine Drive Belt Routing 12 3...

Page 94: ...ive Motor Generator Control Module Cooling System 2 7 L 2 9 qt 6 0L V8 Engine Cooling System 17 3 L 18 3 qt Fuel Tank 92 7 L 24 5 gal Transfer Case Fluid 1 5 L 1 6 qt Transmission fluid capacity is ap...

Page 95: ...Black plate 3 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 Technical Data 12 3 Engine Drive Belt Routing...

Page 96: ...Black plate 4 1 Chevrolet Tahoe and GMC Yukon Yukon Denali Hybrid 2012 12 4 Technical Data 2 NOTES...

Page 97: ...ns 12 2 Chains Tire 10 24 Charging System Light 5 8 Circuit Breakers 10 16 Cleaning Exterior Care 10 42 Climate Control Systems 8 1 Air Conditioning 8 1 Heating 8 1 Cluster Instrument 5 3 Compressor K...

Page 98: ...oolant Temperature 5 7 Engine Oil Pressure 5 6 Fuel 5 4 Fuel Economy 5 5 Tachometer 5 4 General Information Towing 9 16 H Headlamps Bulb Replacement 10 14 Heater Engine Coolant 9 4 Heating and Air Con...

Page 99: ...bs 10 15 Replacement Parts Airbags 3 2 Replacing Airbag System 3 2 Rotation Tires 10 23 Routing Engine Drive Belt 12 3 Running the Vehicle While Parked 9 6 S Sealant Kit Tire 10 25 Seats Lumbar Adjust...

Page 100: ...er 9 16 Traction Control System TCS StabiliTrak Light 5 10 Trailer Towing 9 16 Transfer Case 9 10 Transmission Automatic 9 7 Fluid Automatic 10 6 Messages 5 13 Turn Signal Bulb Replacement 10 15 U Usi...

Reviews: