Pontiac 1968 Grande Parisienne Owner'S Manual Download Page 1

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Summary of Contents for 1968 Grande Parisienne

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Page 2: ...retor manual com Would you like some Free Manuals Click here for more info about the Free Manuals Club Also Visit my website for 7 FREE Download Manuals starting with this one The ABC s of Carburetion Click Here ...

Page 3: ...e are proud of the things we make and we want our customers to be able to identify them easily and to know that we stand behind them Whenever you see this mark of excellence you can be certain that it represents our very finest in design and engineering that it has been built with care and dedication and that it offers all the quality reliability safety and value that you have come to expect from ...

Page 4: ...r Pontiac Accessories Minor Trouble Shooting Specifications Page 8 13 15 24 31 thru 33 34 48 51 57 61 All information contained in this booklet is the latest prod ud information available at the time of printing The right is reserved to make changes at any time without notite GENERAL MOTORS PRODUCTS OF CANADA LIMITED SECOND EDITION OCTOBER 1967 M P Oshawa Ontario IMPORTANT SAFETY AND ANTI THEFT IN...

Page 5: ...operation of lights and Dash indicators o TIRES Check tire pressure regularly Cuts and bruises Uneven wear Remaining tread o MAKE SAFETY BELTS A HABIT Buckle up for safety o GLASS AND MIRRORS Cracked broken or missing o BE SURE YOU ARE MENTALLY AND PHYSICALLY ALERT o OBSERVE ROAD AND WEATHER CONDITIONS AND DRIVE ACCORDINGLY o ADJUST SEATS AND MIRRORS FOR CLEAR VISION AND SAFE DRIVING o LOOK AROUND...

Page 6: ...ransmission These precautions have been taken for your protection to aid the apprehension of thieves and the recovery of stolen vehicles engines and transmissions and to serve as a deterrent to theft itself 3 QUICK REFERENCE OF SAFETY AND THEFT INFORMATlON Air Cleaner 44 Battery Gas Caution 45 Brakes 18 Carbon Monoxide Warning 7 Cruise Control 53 Emergency Starting 12 Electrical Circuit Protection...

Page 7: ...ese Standards and addi tional Standards that would apply to 1968 Model pas senger cars were under consideration at the time this Owner s Manual was prepared Control Location and Identification Purpose and Scope This standard specifies the re 4 quirements for location and identification of certain controls to facilitate their selection and ensure their accessibility Transmission Shift Lever Sequenc...

Page 8: ...ge systems to minimize the probability of occupants being thrown from the vehicle in a collision 5 Anchorage of Seats Purpose and Scope This standard establishes require ments for seats their attachment assemblies and their installations to minimize the possibility of failure by forces acting on the seat as a result of vehicle impact Seat Belt Installations Purpose and Scope This standard establis...

Page 9: ...rself with the contents of this booklet and follow the recommendations outlined Your Pontiac dealer has the trained personnel and specialized equipment to properly service your Pontiac Have him inspect your car and perform any maintenance or adjustments required We would like to take this opportunity to thank you for choosing a Pontiac product and assure you of our continuing interest in your moto...

Page 10: ...ion since brake misuse during this period will destroy much future brake efficiency Always drive at moderate speed until the engine has completely warmed up DRIVING FOR ECONOMY Proper maintenance and wise operation will combine to help you achieve maximum fuel economy with your Pontiac Your Authorized Pontiac Dealer can properly tune and maintain your car but wise operation is your responsibility ...

Page 11: ...on MANUAL TRANSMISSION Place gearshift control lever in Neutral and depress clutch pedal to the floor ENGINE COLD Depress accelerator pedal to floor and release This sets automatic choke ENGINE HOT Hold accelerator pedal part way down while starting DURING EXTREMELY COLD WEATHER O F and below Depress accelerator pedal to floor and release then hold pedal part way down while starting Turn ignition ...

Page 12: ...This will allow time for the transmission synchronizers to coordinate gear speeds minimizing shift effort and prolonging transmission life For smoother performance at slow speeds the transmission can be downshifted from third to second or second to first while the car is in motion by depressing the clutch pedal and manually moving the shift lever to second or first position On slippery surfaces ca...

Page 13: ... position at one end followed in sequence by Reverse Neutral and the forward driving ranges All automatic transmissions are equipped with a starter inter lock system designed to permit starting the engine only when the transmission selector is in the Park or Neu tral position For additional engine braking effect as sometimes needed in mountainous driving place the trans mission in an intermediate ...

Page 14: ...he button under handle fully when shifting into or out of Park position Exercise care when squeezing button to prevent unin tentional shifts to Park Low or 2 or Reverse TURBO HYDRA MATIC TRANSMISSION P PARK Use only when car is stopped R REVERSE For backing car from stop Console N NEUTRAL For standing Brakes Applied 3 D DRIVE For forward driving Depress accelerator to floor for extra acceleration ...

Page 15: ... up to 50 miles at speeds of less than 35 mph The engine should be off and the trans mission in neutral 12 However the drive wheels rear wheels must be raised off the ground or the drive shaft disconnected when the transmission is not operating properly or when a speed of 35 mph or distance of 50 miles will be exceeded CAUTION If car is towed on its front wheels only the steering wheel must be sec...

Page 16: ...the instrument panel are designed to tell you at a glance many important things about the performance of your car The information on this and the following page will enable you to more quickly understand and properly interpret these instruments Familiarize yourself with their location and purpose and make it a practice to scan the instrument cluster as you start the engine after it starts and peri...

Page 17: ...r checking trip mile ages maintenance periods and fuel consumption 14 OIL PRESSURE INDICATOR LIGHT This light will be on when the ignition switch is turned on and should go out after the engine is started Occa sionally the light may be seen to flicker momentarily but this will do no harm However if the light remains on during normal driving speeds the engine should be stopped until the cause of th...

Page 18: ...ness and other conditions of reduced visibility Headlamps provide the necessary gen eral illumination ahead of the vehicle Parking side marker and tail lamps identify as near as practical the extremities of the vehicle from the front rear and both 15 sides with color coding which identifies front amber from rear red Tail lamps also incorporate reflectors to facilitate recognition of parked or othe...

Page 19: ...ne changer 16 feature is incorporated into the directional signal system which allows you to hold the directional signal lever part way in the direction you intend to turn The lever returns to the neutral or cancelled position when it is released If the system is not functioning properly a legal hand signal should be given since failure to turn is considered a moving traffic violation Always signa...

Page 20: ... The Grande Parisienne headlight doors may be man ually lowered should they be in Ihe closed position and some malfunction does occur Leave doors open until correction call be made by your authorized POlltiac Dealer 17 COURTESY LIGHTS The courtesy lights in your car if so equipped illuminate the front compartment of the car when either front door is opened When the front doors are closed full coun...

Page 21: ...of this light is to indicate a malfunction in the regular braking system In the event of broken brake lines major brake fluid loss air in the brake lines or a pressure deviation between the front and the rear wheel brake lines the light will come on and stay on while braking In this event the vehicle should not be driven until the cause has been determined and if necessary corrected NOTE This devi...

Page 22: ...inings This condition will exist only until the units warm up several stops at most PARKING BRAKE The parking brake operates by cables on the rear wheel brakes independent of the regular foot brake hydraulic 19 system It is applied by fully depressing the foot pedal which is located to the lower left side of the front com partment under the instrument panel The brake system warning light also will...

Page 23: ...riods of heavy use GM Washer Solvent should be used as directed to prevent freezing damage and for better cleaning of the windshield under all conditions Do not use radiator anti freeze as this will cause paint damage 20 are not frozen It may be necessary to open the hood to break away any heavy ice formation around wipers FilI the washer container only full during the winter to allow for expansio...

Page 24: ...ever downward The first position gives low fan speed the second pO ition gives medium fan speed and high speed fan operation is obtained with the switch in HI position TO TURN SYSTEM OFF Move the AIR and TEMP control levers to the extreme left which is the OFF position and rotate the blower switch lever to OFF CA UTION Clear snow or ice from cowl air inlets This will improve heater and defroster e...

Page 25: ...elease the lever to lock the seat in the desired position 22 Front Seatback Lock For your safety each folding front seatback has a lock which must be released before the seatback can be folded forward Standard Seats The release knob is located at the lower rear of each backrest nearest the door Lift the knob upward then pull the seatback forward Strato Type Seats Located on the upper side of each ...

Page 26: ...bility of the doors being forced open as a result of certain accident situations thus reducing the probability of a person being thrown from the vehicle Front and rear doors can be locked from the inside by depressing the smaIl button located on the upper door panel AlI doors can be locked from the outside by simply depressing the interior button holding the outside door 23 ALL OTHER LOCKS KNOCK O...

Page 27: ... pad By partially opening the valve air flow is directed through the upper air outlet Midway positioning of the control allows air flow through the kick pad grille as well as the upper air outlet At full open maximum air is directed to both the floor and through the upper air outlet The air flow circulates through the passenger compart ment and passes under the rear seat into the trunk then 24 for...

Page 28: ...ing the lighter in by hand while it is heating as damage to the heating element may result CAUTION Gasoline is extremely flam YIable and highly ex plosive under certain conditions Always stop the engine and do not smoke or allow open flames or sparks near the vehicle when refueling If gasoline fumes are noticed while driving the cause should be determined and corrected without delay POWER WINDOWS ...

Page 29: ...tain collisions is reduced by the interlayer thus descreasing severity Tempered glass used in the side and back windows does not incorporate an interlayer but shatters into small pieces 26 when broken These small pieces are characteristically free of sharp edges greatly reducing laceration potential OCCUPANT RESTRAINT BELTS Suitable occupant restraints are available on all 1968 Pontiacs Worn prope...

Page 30: ...tor drum 27 Shoulder Belts All models are equipped with shoulder belt anchors built into the vehicle for all forward facing outboard pass engers All models except convertible coupes can be equipped with shoulder belts for the driver and the right front seat passenger as optional equipment Shoulder belts are optional for all other forward facing outboard pass engers including all outboard occupants...

Page 31: ...ferent heights by pulling up or pushing down by hand Detents provide positive head restraint location Head restraints should be adjusted within limits of travel to contact the center of the back of head when the head is moved straight back DRIVER PROTECTION The Pontiac steering control system including the General Motors developed Energy Absorbing Steering Column is de signed to reduce injuries to...

Page 32: ...ctly behind the front seat This will minimize the possibility of his being thrown from the rear 29 compartment during a sudden stop However this method should be used only if more complete restraint cannot be used REAR VIEW MIRRORS Inside and outside rearview mirrors have been carefully designed and located to give the driver a clear and reasonably unobstructed view to the rear of the car It is no...

Page 33: ...derside of the trunk lid adjacent to the tool stowage area 30 SUN VISOR ADJUSTMENT In order to properly position the sun visor in the front upper portion of the windshield simply grasp the visor by the edge and pull it downward To position the visor at the side window rotate it in its socket and position it in the desired location POSITRACTION REAR AXLE The Positraction optional at extra cost prov...

Page 34: ...the window regulator handle at the end indicated by the arrows and turning the handle counterclockwise Rotate handle clockwise to a horizontal position and snap into place Raise the window by pulling out the window regulator handle at the end indicated by the arrows and turning the handle clockwise Rotate handle counterclockwise and snap into place To open the tailgate lower the window all the way...

Page 35: ...ion shown above then lift seat back up and rearward until it locks into place Operate both sections of the optional two section second seat in the same manner 32 Three Seat Style Seats CENTER SEAT Operate the center seat in the same manner as the rear seat in the two seat styles REAR SEAT Open the tailgate After releasing seat back lock grasp the rear of the seat cushion and rotate it over and bac...

Page 36: ...ter panel The panel is held in place by means of a toggle latch After loosening the latch the panel may be removed from the car CON V E R T I B L E JllIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII1IIIIIIIIIIIIIIIIIIIIIIIIIillllllllliI lIlIlIlIlIlIlIlIlIllIlI illilllllilllllllllll llIlIlIIlIlIllIlIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII ...

Page 37: ...ge and constitutes misuse of the engine for which General Motors Products of Canada Limited is not responsible under terms of the New Vehicle Warranty 34 OPERATION IN A FOREIGN COUNTRY If you plan to operate your Pontiac outside the continental limits of Canada or the United States there is a possibility that the best fuels available are so low in anti knock quality that excessive knocking and ser...

Page 38: ...serve as a guide in selecting the proper oil viscosity In addition to providing proper lubrication the correct viscosity helps assure good cold and hot starting by reducing friction and thus increasing cranking speed 35 Anticipated Temperatures SAE Viscosity Number Above Freezing 32 F 5W 30 IOW 40 IOW 30 20W Below Freezing and Above OOF SW 30 lOW 40 lOW 30 5W 20 lOW 5W 30 5W 20 NOTE When changing ...

Page 39: ...bustion efficiency It is entirely separate from the Positive 36 Crankcase Ventilating system This is done by providing heated air to the carburetor which permits running on leaner mixtures for improved combustion Other engine modifications consist of a special calibrated carburetor and distributor and related components Complete effec tiveness of the system as well as full power and perform ance d...

Page 40: ...tures lower than 32 F may occur a sufficient amount of an ethylene glycol base coolant meeting GM Specification 1899 M should be used NOTE Alcohol or methanol base coolants or plain water are not recommended for your Pontiac at any time RADIATOR CAP The radiator cap a 15 lb pressure type must be installed tightly otherwise coolant may be lost and damage to engine may result from overheating CA UTI...

Page 41: ...argin of tire service is available when these options are used at loads up to and including full rated load They are available on models as indicated in the table On some models example Station Wagon space limitations do not permit the use of a larger size tire hence the 8 ply rating tire is an available option In either case these tires are applicable to trailer towing or when an extra margin of ...

Page 42: ...ed to 75 miles per hour 39 STANDARD INFLATION FOR ALL LOADS INCLUDING FULL RATED 1 to 6 Passen gers 200 Ibs luggage 1100 Ibs load Front 24 24 Rear 28 28 1 to 6 passengers 2 Seat 300 Ibs cargo or 1 to 8 pass 3 Seat 1200 Ibs load F ont 22 Rear 32 32 1 to 6 passengers 2 Seat 300 Ibs cargo or 1 to 8 pass 3 Seat OO Ibs load Front Rear 22 34 OPTIONAL INFLATION FOR REDUCED LOADS 1 to 5 passengers 750 Ibs...

Page 43: ...e to be raised 5 Insert the jack handle into the jack and proceed to raise the tire off the ground Check the stability of the car on the jack and then remove the lug nuts and wheel 6 Install the spare wheel and tighten the lug nuts clock wise 7 Place small lever on jack frame in DOWN position and lower the car Fully tighten the wheel lug nuts 40 reinstall the hub cap or wheel disc and remove the j...

Page 44: ... tires be come worn out Moreover worn tires have lessened resistance to road haz ards The original equipment tires on your Pontiac incorporate built in tread wear indicators to assist you in deter Tread Wear Indicator mining when your tires have been worn to the point of needing replacement These indicators are molded into the bottom of the tread grooves and will 41 appear as 1 2 inch wide bands w...

Page 45: ... how to prepare your Pontiac for storage TRAILER HAULING Passenger cars are designed and intended to be used prim arily as passenger conveyances A trailer cannot be towed behind a passenger car without having some effect on method of operation durability and economy Maximum satisfaction and pleasure will be derived through use of proper equipment and avoiding overloads and other abu sive operation...

Page 46: ...rranty Certain driving conditions including operation under extremely dusty conditions frequent trailer hauling and extensive idling necessitate more frequent oil changes In many such situations oil change intervals should not exceed 2 months or 3 000 miles whichever occurs first 43 conditions may necessitate more frequent servicing To determine specific recommendations for conditions under which ...

Page 47: ...ion to its function of filtering air drawn into the engine through the carburetor the air c1eaner also acts as a flame arrestor in the event the engine backfires Because backfiring may cause fire in the engine compart ment the air cleaner should be installed at all times unless its removal is necessary for repair or maintenance services Paper Element Type First 12 000 miles inspect ele ment for du...

Page 48: ...ely if you suspect the system is not performing as it should NOTE 011 vehicles equipped with Air Conditioning the system will not operate below ambient temperatures of 300 P regard less of control position 45 BRAKES Brake linings should be periodically inspected for wear The frequency of this inspection depends upon driving conditions such as traffic or terrain and also the driving techniques of i...

Page 49: ...hauling trailers mail or delivery service operating in mountainous areas or carry ing heavy loads remove fluid from drain plug hole and 46 add approximately 12 quarts Imperial Measure two 2 quarts U S Measure of new fluid Operate trans mission through all shift ranges and recheck fluid level as described above A drain plug is provided It is not necessary to remove the pan unless the fluid has a bu...

Page 50: ... Chassis Lubricant which meets OM Speci fication OM 6031M 47 STANDARD STEERING GEAR Every 36 000 miles Check steering gear lubricant level in the following manner 1 Remove the forward and the outboard steering gear cover attaching screws 2 Inject special steering gear lubricant part number 5263437 into the forward cover attaching screw hole until lubricant begins to come out of the outboard screw ...

Page 51: ...rompt washing may not thoroughly 48 1I111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 111111111111111111111111111111111111111111111111111111 111111 11111111111111 remove these deposits and particularly in geographical areas where these exposure conditions are severe properly applied polishes and waxes of known quality will...

Page 52: ...tral soap and water may also be used but at the risk of color removal Make certain that carpets are thoroughly dry before closing all windows and door openings 49 CLEANING WHITE SIDEWALL TIRES Use soapy warm water or a tire cleaner such as GM Whitewall Tire Cleaner part number 5722231 and a stiff brush to remove road grime and dirt from white sidewall tires A fine grade of steel wool will remove s...

Page 53: ...y additional cleanser to the area and scrub until the top is clean Care must be exercised to keep the cleanser from running onto body finish as it may cause streaks if allowed to run down and dry After the entifl top has been cleaned rinse generously with clear water to remove all traces of cleanser Do not use volatile cleaners or household bleaching agents on the top material CLEANING OF BRIGHT F...

Page 54: ...ch to the AM section of the receiver AM FM Stereo Radio Unique listening pleasure is pro vided by the AM FM Stereo radio in conjunction with its special stereo speaker system AM or FM reception is controlled by the extreme left or right push buttons respectively Pushing the far left button moves the dial drum to the AM position in the dial panel tuning in a pre selected station Pushing the far rig...

Page 55: ...adio will turn off automatically Program Depressing the Program bar selects one 52 of the four programs However transfer of programs is automatic as the tape is played Balance Turning this control regulates the volume level of the individual speakers increasing one and decreasing the other Volume Turning this control regulates the volume of both speakers Tone Turning this control provides for the ...

Page 56: ...ease in car speed is desired depress the accelerator pedal When pressure on the accelerator pedal is released the cruise control system will resume control at the previously set cruising speed When the system has been disengaged by brake ap plication it may be re engaged when desired as described above CAUTlON Do not use the Cruise Master when conditions do not warrant maintaining a cOllstallt spe...

Page 57: ...r cooling particularly for the rear seat A Air outlets at the ends of the instrument panel with individual passenger controlled shut off valves can direct cooled air to suit the occupant s wishes B The center outlet high in the center of the instrument panel con tains a rotary vaned valve that can be vertically adjusted to direct air flow to the rear seat area C Two smaller outlets are located bel...

Page 58: ...stem on with temperature as selected INSIDE Air recirculation through vehicle to reduce intake of odors and dust Use only as required DE ICE Maximum air flow through the defroster out lets some air flow through the heater outlet Blower sp ed and temperature as selected Blower Control Left Knob Controls the four blower speed positions LO 2 3 HI The blower will always AIR CONDITIONING CONTROLS CONTR...

Page 59: ... trunk or load space of your car or station wagon fully loaded but with no annoying rear end sag or bumping through Air is added to the rear shocks 56 as needed through the air valve located as follows Station Wagon on the right side of the bottom of the tailgate opening open tailgate fully for access Other models to the right of the fuel filler cap open the filler door for access A minimum pressu...

Page 60: ...arburetor Idle Adjustment Automatic Choke Oil Level and Pressure Condition of Air Cleaner Malfunctioning Ignition Switch Automatic Trans mission Selector Lever Check Spark Battery and Con nections Generator and Voltage Regulator Connections Coil and Distributor Leads Starter Connections and Solenoid Damp Electrical Connections Generator Condition Radiator Coolant Level Air Flow Through Radiator Re...

Page 61: ...en the en gine will turn over but will not sta rt 8 If the fuel tank is not empty you may check further to see Checking Fuel Flow 58 whether the fuel is reaching the carburetor Disconnect the fuel line at the carburetor and remove the center wire from the coil tower Place a jar or cup under the open line and briefly crank the engine by means of the starter If fuel spurts from the fitting you may a...

Page 62: ...n have your Authorized Pontiac Dealer check the Battery the GENERATOR and the VOLTAGE REGULATOR GENERATOR trouble should already have been indicated by the generator indicator light on the instrument panel 59 POOR BATTERY CONNECTIONS may be suspected if the car has operated properly a short time before and now not even the horn will operate Check both ends of both battery cables If the con nection...

Page 63: ...ly low Check the oil level as a matter of course M Low COOLANT LEVEL will of course cause engine over heating Determine the cause of the low coolant level and have it corrected if necessa ry 60 N Check the RADIATOR CORE Clean it if it is plugged with bugs leaves or other foreign material 0 Condition of the FAN BELT is very important not only for en gine cooling but also for proper generator operat...

Page 64: ... Refill 250 L 6 327 V 8 396 and 427 V S U S Measure Approx 24 gal Imperial Measure Approx 20 gal Oil CHANGE ONLY U S Imperial Measure Measure 4 qt 31 4 qt 4 qt 31 4 qt 4 qt 31 4 yt Oil CHANGE AND FilTER CHANGE U S Imperial Measure Measure 5 qt 41 4 qt 5 qt 41 4 qt 5 qt 41 4 qt 61 250 L 6 327 V 8 396 V 8 427 V 8 Imperial Measure 10 qt 131 4 qt 181 4 qt 181 4 qt U S Measure 12qt 16qt 22 qt 22 qt Wit...

Page 65: ...ER 1 5 3 6 2 4 1 8 4 3 6 5 7 2 SPARK PLUGS The follow ing 14tnm spark plugs are recommended for Pontiac engines 250 L 6 Engine 327 V 8 Engine 396 and 427 V 8 Engines Normal Service Original Equipment AC 46N AC 44 AC 43N FUSES AND CIRCUIT BREAKER 427 Cu In 4 Barrel 385 5200 460 3400 10 25 1 4 25 3 76 The wifing circuits in your 1968 Pontiac are protected from short circuits by a combination of fuse...

Page 66: ... rating than those recommended above Fusible Links are incorporated into the wiring system These are wires of such a gauge that they will fuse or melt before damage occurs to an entire wiring harness in the event of an electrical overload See your Pontiac Dealer if fusible link replacement becomes necessary 63 BULB SPECIFICATIONS Air Conditioning Control Ash Tray Back up Light Brake Warning Light ...

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Pontiac 1968 Grande Parisienne, Owner'S Manual

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