GMC 1976 TRANSMODE, Operating Manual

Page 1: ...GMC 1976 TRANSMODE X 7680A OPERATING MANUAL MODELS ZE06083 AND ZE06583 IMPORTANT OPERATING SAFETY AND MAINTENANCE INSTRUCTIONS Part No 2003753 ...

Page 2: ...MC MotorHome dealer knows your chassis and body components best and is interested in your complete satisfaction Return to him for Guardian Maintenance Service and any other assistance you may require GMC Truck and Coach maintains a number of Zone Offices throughout the country Should you have a problem that cannot be handled through normal channels follow the procedure presented in Section 6 of th...

Page 3: ...ined in this manual are based on the latest product information available at the time of publication The right is reserved to make changes at any time without notice TABLE OF Section I Before Starting Your Vehicle 2 Starting and Operating Vehicle Steering Column Controls Floor Controls Instrument Panel and Controls 3 In Case of Emergency 4 Appearance Care 5 Service and Maintenance GMC Truck Coach ...

Page 4: ...th the front and rear axles although not necessarily evenly The VIN plate shows the maximum weight that the front axle can carry front GAWR and the maximum weight that the rear axle rear GAWR can carry The GVWR represents the maximum permissible loaded weight of the vehicle and takes into consideration the engine transmission frame brake axle and tire capabilities Actual front and rear end weights...

Page 5: ... affected by an unbalanced load on either side of vehicle The allowable front lateral weight variation is 250 pounds The allowable rear lateral weight variation is 600 pounds 3 VIN Vehicle Identification Number Plate The vehicle identification number plate shows the GVWR and the front and rear GAWR s for the vehicle to which they are attached Gross Vehicle Weight GVW is the weight of the vehicle i...

Page 6: ...ed in place This precaution wiII help prevent such items from becoming dangerous projectiles in the event of an accident TIRES It is important that the tires on your vehicle be of the proper size and be properly inflated It is important to avoid over inflation as well as under inflation See the SERVICE AND MAINTENANCE section for proper tire inflation pressures For continuing satisfaction keep you...

Page 7: ...ROR Switch inside mirror to night position to reduce glare from following headlights To raise or lower mirror to achieve desired field of view grasp mirror and exert sufficient pressure by pushing or pulling up down or sideways 5 KEYS Two sets of keys are furnished with your vehicle Each key has a different cross section so that it can be inserted only in certain locks Key with Square llead For ig...

Page 8: ... to provide easy entrance and exit To tum swivel seat release locking mechanism by moving seat swivel lever then turn seat CAUTION After adjusting a manually operated seat always use body weight to push forward and backward on seat to twist seat to assure that seat adjusters and swivel lock have securely engaged in the new position Motion of the seat indicates that latches are not properly engagin...

Page 9: ...uckle until a snap is heard If webbing 7 is not pulled out far enough to reach the buckle let the belt rewind into the retractor to release lock mechanism so belt can be pulled out to the proper length Position lap belt across lap as LOW ON HIPS as possible To reduce the risk of sliding under the belt during an accident adjust to a SNUG FIT by pulling belt firmly across lap in direction of retract...

Page 10: ...s and anchors for damage that could lessen the effectiveness of the restraint system Keep sharp edges and damaging objects away from belts and other parts of the restraint system Replace belts if cut weakened frayed or subjected to collision loads Check that the anchor mounting bolts are tight Have questionable parts replaced e Keep belts clean and dry Clean only with mild soap solution and lukewa...

Page 11: ... The vehicle s master cylinder fluid capacity will not be sufficient to operate both vehicle and trailer brakes under all conditions of use if more than 0 02 cu in of fluid displacement is required 9 3 Whenever a trailer hitch is removed be certain to have any mounting holes in underbody properly sealed to prevent possible entry of exha st fumes dirt or water See ENGINE EXHAUST GAS CAUTION in the ...

Page 12: ...sted for maximum ventilation see below The best protection against carbon monoxide entry into the vehicle body is a properly maintained engine exhaust system body and body ventilation system It is recommended that the exhaust system and body be inspected by a competent mechanic Each time the vehicle is raised for lubrication or oil change Whenever a change is noticed in the sound alignment or appe...

Page 13: ...r into the vehicle as described in Step 1 or 2 above but with fan set at high speed Air vents in or und the instrument panel should be fully open It is important that the inside engine cover be properly seated to prevent possible leakage of exhaust fumes into the vehicle through this opening The kick up panel at the r a of the floor see illustration contains holes which may be utilized to facilita...

Page 14: ...F Permits turning engine off without locking steering wheel and shift controls RUN Normal operating position START Permits engagement of starter NOTE The anti theft steering column lock is not substitute for the parking brake Always set the parking brake when leaving the driver s seat unattended If difficulty is experienced in turning the ignition key and lock knob to unlock the ignition attempt t...

Page 15: ... 5 minutes or more without depressing the accelerator pedal could cause damage to the engine or exhaust system due to overheating WARM ENGINE Depress accelerator pedal about halfway and hold while cranking the engine 13 Transmission Shift Indicator and Speedometer EXTREMELY COLD WEATHER BELOW o F 18 C OR AFTER VEHICLE HAS BEEN STANDING IDLE FOR SEVERAL DAYS Fully depress and release accelerator pe...

Page 16: ...i n raffic hill climbing or Engme Brakmg down hill The selector lever ay be moved from D to S and tee ersa under most operating conditiOns SUPER should not be used at speeds above 75 MPH LOW L Available for heavy pulling thro gh mud or sand and for engine brakmg when descending steep hills The selector lever may be moved to L at an y speed but the transmission will only sh1ft au tomatically into L...

Page 17: ...ressing the rectangular shaped GMC button located in the center of the steering wheel POWER STEERING If the steering system power assist fails due to some malfunction or because the engine has stalled the vehicle can still be steered However much greater effort is required particularly in sharp turns TILT STEERING WHEEL The tilt steering wheel can be tilted up above normal position to provide addi...

Page 18: ...y and slowly TO RESET AT A SLOWER SPEED Depress the engagement button fully and HOLD Allow vehicle to 16 decelerate When vehicle reaches desired speed release the engagement button slowly FOR PASSING You can increase your speed by depressing accelerator pedal When you remove your foot from the pedal the vehicle will slow down to the crutsmg speed set prior to the acceleration e TO DISENGAGE Lightl...

Page 19: ...s covered on page 2 1 in the section on Instrument Panel and Controls 17 CAUTION Driving through deep water may wet the brakes and adversely affect brake performance so that the vehicle will not slow down at the usual rate and may pull to the right or left Applying the brakes lightly will indicate whether they have been so affected To dry them quickly lightly apply the brakes while maintaining a s...

Page 20: ...restored or if there is a rapid increase in pedal travel which could be a sign of other brake trouble See your dealer also if adjustment of the parking brake is required NOTE Riding The Brake by resting your foot on the brake pedal when not intending to brake can cause abnormally high brake temperatures excessive lining wear and possible damage to brakes in addition to wasting gasoline REMINDER Fr...

Page 21: ... face of the speedometer is designed to light up when the headlights are on high beam HEADLIGHT FLICKER The headlight circuits are protected by a circuit breaker in the light switch An overload on the breaker will cause the lights to flicker on and off or in some cases to remain off If this condition developes have your headlight electrical circuit checked immediately INSTRUMENT PANEL AND CONTROLS...

Page 22: ...lS 6 FUEl GAUGE 12 SHIFT INDICATOR 18 CIGAR liGHTER Instrument Panel OIL PRESSURE GAUGE This gauge registers engine oil pressure Speedometer and Gauge Clusters The consistency of the oil in a cool engine will cause a high reading when the engine is first started As the engine warms the pressure will recede to normal With the engine warmed up to normal operating temperature _minimum pressure at idl...

Page 23: ...ake system As a check on bulb condition the light should glow during engine starting Have system repaired if light does not come on during check This warning light is not a substitute for the visual check of brake fluid level required as part of normal maintenance WHAT TO DO IF LIGHT COMES ON The service brake system is partially inoperative 21 Warning Light Cluster 1 Pull off the road and stop ca...

Page 24: ...icle are nearly depleted e SET POWER LEVEL TO TRAVEL Optional Light This light is designed to mform the driver that the optional power level controls should be set to the TRAVEL position before driving the vehicle This will allow your vehicle s air suspension system to automatically maintain the proper suspension pressure while the vehicle is being driven See Power Level System later in this secti...

Page 25: ...liary tank which will normaiJy contain 7 to 9 gallons of fuel It is recommended that any time the fuel system is filled this switch be put in the FUEL MAIN position and left there until auxiliary fuel is needed 23 Fuel Tank and Battery Switches BATTERY BOOST SWITCH The GMC Dual Battery System provides power from two batteries to the vehicle s 12 volt electrical system either in combination or sing...

Page 26: ...he HI position the engine must be running e OFF VENT HEATER DEF With the lever in the OFF position the system is off except for the blower With the lever in the VENT position 100 outside air enters the driver s compartment The air enters through the dash mounted outlets and through the heater outlets Temperature of incoming air may be controlled by moving the RECIRC COLD HOT temperature lever to d...

Page 27: ...ncoming air may be controlled by moving the temperature lever to the desired position Any one of the blower speeds may be selected With the lever in the HEATER position air will flow through the heater floor distributor outlets with a slight flow of air to the defroster outlet For maximum 25 Automotive Air Conditioner Controls heat move the temperature lever to HOT position and FAN switch lever to...

Page 28: ...ter knob with the volume control The left hand outside knob varies the tone response of the receiver The right hand center knob is used to select the station desired The right hand outside knob adjusts the volume of front and rear speakers In addition to the manual controls this radio provides five push buttons with which to automatically select pre set stations To pre set pull the push button out...

Page 29: ...y to make this adjust ment see your GMC MotorHome dealer The indicator light will be on when the radio is tuned to an FM stereo station Most broadcasts on such stations will be in stereo 27 AM FM Stereo Radio with Tape Deck Tape Installed To Tune Your Stereo Radio Tune radio to an FM Stereo station one which makes the indicator light come on with a steady glow Tune the lever behind the station sel...

Page 30: ...nstalled by your local telephone company citizens band radios and electronic garage door openers will not adversely affect vehicle operation In the event any other type of mobile radio transmitter is to be installed further 28 instructions are required so that vehicle operation will not be adversely affected Contact GMC Truck Coach Division General Motors Corporation Technical Service Department P...

Page 31: ...ype level when placed in a normally level location inside the vehicle can be used to assist in determining the desired level condition OFF ROAD OPERATION In order to gain maximum ground clearance both control knobs should be placed in the RAISE position It is recommended that a speed of 15 MPH should not be exceeded since the air suspension in this position has maximum pressure supplied 29 EMERGEN...

Page 32: ... repeat To Close Window procedure If window latch assembly still does not lock return vehicle to your dealer for service ONAN MOTOR GENERATOR IMPORTANT Before operating motor generator see the carbon monoxide caution at the beginning of this section The motor generator is located in an exterior compartment in the left rear comer of the vehicle The unit is mounted on slides and can be puJied out li...

Page 33: ... generator The HOUR METER indicates total amount of hours motor generator has operated Tllis gauge willaid in determining when the motor generator should receive periodic inspections maintenance and service parts replacements HIGH TEMPERATURE OPERATION Make sure that nothing obstructs air flow to and from the unit Keep cooling fins clean Motor generator housing should be unaltered and undamaged LO...

Page 34: ... motor generator s fuel is supplied from the vehicle s main fuel tank NOTE The motor generator may be operated while the vehicle is underway However the vehicle s gasoline supply will be depleted at a faster rate For continuing sotisfadion keep your vehicle all GM General Motors Parts are identified by one of these trademarks 32 ...

Page 35: ...If only main automotive battery is discharged set battery switch on instrument panel on BAT BOOST this supplies current from the auxiliary battery Return switch to BAT NORMAl position if jump starting is still necessary A vehicle with discharged batteries may be started by using energy from a battery in another vehicle called Jump starting JUMP STARTING Jump starting may be dangerous and should be...

Page 36: ...spark batteries generate a gas which is flammable and explosive Do not allow battery fluid to contact eyes skin fabrics or painted surfaces fluid is a corrosive acid FLUSH ANY CONTACTED 34 AREA WITH WATER IMMEDIATELY AND THOROUGHLY Be careful that metal tools or jumper cables do not contact the positive battery terminal or metal in contact with it and any other metal in the other vehicle because s...

Page 37: ... cap while engine and radiator are still hot because the cooling system will blow out scalding fluid and steam under pressure Do not remove radiator cap to check engine coolant level check coolant visually at the see through coolant tank Proper coolant level at normal engine operating temperature is between the FULL and ADD marks on the tank Coolant should be added only to the coolant recovery tan...

Page 38: ...under bumper and adjust chain length to snug fit on fork on top of jack JACKING AT REAR Remove fender skirt if vehicle is so equipped using a No 2 cross recessed screwdriver and 9 16 wrench or socket as shown Place hydraulic jack on wood block close to rear suspension bracket see illus tration The hook is placed in the drainage slot under bracket Adjust chain length so link will fit in fork at top...

Page 39: ...wing equipment specifically designed for this purpose following the instructions of the towing equipment manufacturer A separate safety chain system must be used For such towing the steering must be unlocked transmission in neutral and the parking brake released Attachments must be to engine front crossmember Do not attach to bumpers or associated brackets Remember that power brakes and power stee...

Page 40: ... avoid spinning wheels when trying to free the vehicle The use of GM Liquid Tire Chain is recommended for temporary assistance when traction is lost on ice or snow CAUTION Do not spin wheels in excess of 35 MPH as indicated on the speedometer Personal injury and severe damage may result from excessive wheel spinning including tire disintegration or differential failure ...

Page 41: ... damp cloth Normal trim soilage spots or stains can be cleaned with GM cleaners or equivalent Before attempting to remove spots or stains from upholstery determine as accurately as possible the nature and age of the spot or stain Some spots or stains can be removed satisfactorily with water or mild soap solution refer to Removal of Specific Stains later in this section For best results spots or st...

Page 42: ... interior trim materials HEHR WINDOWS If your vehicle is equipped with Hehr windows identified by center mounted latches removal and installation of screens to aid in cleaning interior glass may be accomplished in the following manner WINDOW SCREEN REMOVAL IMPORTANT To help avoid damaging screen track DO NOT remove screen before removing screen tract I Remove upper screen track using a reasonably ...

Page 43: ... FABRICS IMPORTANT Be sure vehicle is well ventilated while using any cleaning agents Follow manufacturer s recommendations in using such products CAUTION Many cleaners may be toxic or flammable and their improper use may cause personal injury or may cause damage to the interior Therefore when cleaning the interior do not use volatile cleaning solvents such as acetone lacquer thinners enamel reduc...

Page 44: ...o fabric When trim materials with a sheen or luster finish are dry wipe fabric lightly with a soft dry clean cloth to restore sheen or luster REMOVAL OF SPECIFIC STAINS CANDY Chocolate use cloth soaked in lukewarm water other than chocolate use 42 very hot water Dry if necessary clean lightly with fabric cleaning fluid CHEWING GUM Harden gum with ice cube and scrape off with dull knife Moisten wit...

Page 45: ... by a chemical cleaner which is specified safe to use on all acrylic finishes A protective coating such as GM Chrome Gard may be applied on clean chrome surfaces which are stain and rust free If necessary GM Chrome Cleaner and Polish may be used to remove rust from chrome plated parts before applying a protective coating 43 EXTERIOR GLASS Never wipe glass with dry paper or cloth Do not operate wip...

Page 46: ...DERCOATING Due to the fiberglass and aluminum body construction of the vehicle added protection by additional undercoating is not necessary However if you do wish to apply undercoating material it should be kept off of all moving or rotating parts It should also be kept off air conditioner fittings body drain holes exhaust systems and plumbing For continuing satisfaction keep your vehicle all GM G...

Page 47: ...ompetent serviceman MAINTENANCE SCHEDULE For owner convenience a separate maintenance folder has been provided with your vehicle which contains a complete schedule and brief explanation of the safety emission control lubrication and general maintenance it requires The maintenance folder information is supplemented by Operating Manual Information folder vehicle Read all full understanding requireme...

Page 48: ...ir conditioner receiver dehydrator sight glass optional Items that can be checked or filled through the left access door are the windshield washer reservoir brake master cylinder engine oil dipstick and the air compressor Be sure to secure the closing them by turning the right to prevent opening after the vehicle access doors after the latch knob to the doors from is in motion Right Front Access C...

Page 49: ... ACCESSIBILITY Access to the engine is provided by an engine cover located between the driver and passenger seats The cover is designed to be secured at the two rear corners by securing bolts The securing bolts have rings 47 and may be loosened or tightened by hand or screwdriver The cover is designed to be secured at the front by a retaining lip To remove the engine cover loosen the securing bolt...

Page 50: ...maintenance purposes care should be taken to assure that the vehicle s interior is well ventilated HOISTING INSTRUCTIONS A twin post hoist of sufficient capacity and with proper adapters and or fittings must be used Front hoisting position is the front engine crossmember FRONT ENGINE CROSSMEMBER REAR SUSPENSION BRACKETS DENOTES A PPROVED LIFTING POINTS Vehicle Hoisting Points 48 Rear hoisting must...

Page 51: ...er change intervals assure you of continued proper lubrication of your vehicle s engine RECOMMENDED SAE VISCOSITY Single grade oils are preferred however multigrased such as SAE IOW 30 or l OW 40 are also acceptable SAE SW 20 oils are not recommend for sustained high speed driving SAE SW 30 oils if available may be used if extreme low temperatures are anticipated 49 SUPPLEMENTAL ENGINE OIL ADDITIV...

Page 52: ...tained with in the margin neither going above the FULL line nor below the ADD line Reseat the dipstick firmly after taking the reading One 1 quart will raise the oil lever from ADD to FULL NOTE The oil dipstick is also marked USE SE ENGINE OIL as a reminder to use only SE oils TRANSMISSION The transmission dipstick and fill tube is located under the engine access cover on the left side of the engi...

Page 53: ...ING COLUMN TO GEAR SHAFT ASSY DRAG LINK ASSY 2 FITTINGS 2 FITIINGS o i l FRONT l H TIE ROD 2 FITIINGS FRONT SUSPENSION UPPER AND LOWER t _ _ BALL JOINTS 2 FITIINGS RIGHT AND LEFT SIDE OF VEHICLE Location of Chassis Lubrication Fittings STEERING RELAY LEVER 1 FITIINGJ ...

Page 54: ...s 8 Remove dipstick and note reading If fluid level is at or below the ADD mark add sufficient fluid to raise the level to the FULL mark One pint raises the level from ADD to FULL Do not overfill Refer to the Maintenance Schedule folder for servicing interval TRANSMISSION OIL AND FILTER REPLACEMENT NOTE Have a drain pan ready as lubricant will begin to drain as bolts are loosened 1 Remove 13 botto...

Page 55: ...be between HOT and COLD marks If at room temperature approx 70 F 21 C fluid should be between ADD and COLD marks The fluid does not require periodic changing STEERING LINKAGE The steering linkage tie rods and suspension should be lubricated using a Lithium Soap Multi purpose grease that 53 Checking Brake Master Cylinder meets GM Specification 6031 M at every oil change Seals should be checked for ...

Page 56: ...tly as necessary Level should be at the COLD mark on the recovery tank when the system is cold and at the HOT mark at normal operating termperature Add a 50 50 mixture of high quality ethylene glycol anti freeze and water to the recovery tank for coolant additions If frequent additions are required see your dealer for a cooling system check NOTE If the recommended quality antifreeze is used supple...

Page 57: ...ned liquid is nearly colorless and until 4 a the 6 Allow system to drain completely and then close radiator drain valve tightly Install block drain plugs if removed 7 Remove recovery cap leaving hoses in place Remove coolant recovery tank 55 Radiator Drain Plug empty fluid scrub and clean bottom and sides of tank with detergent and water flush well with clean water drain and reinstall 8 Add suffic...

Page 58: ...vided by two The gasoline should have a Research octane number of at least 91 and a Motor octane number of at least 83 The average octane number of each gasoline is posted on service station pumps in accordance with regulations issued by the Federal Energy Administration 56 FUEL SYSTEM The vehicle has two gasoline tanks of approximately 25 gallons each and fuel switching device see FUEL SELECTOR s...

Page 59: ...t to 18 foot pounds torque IMPORTANT Tightening fuel inlet nut beyond specified torque can damage nylon gasket ENGINE AIR CLEANER The air cleaner is a disposable type element Replace the element as specified in the Maintenance Schedule folder Do not wash oil or clean with air hose The air cleaner will require more frequent service under dusty conditions Your GMC MotorHome dealer can advise you on ...

Page 60: ...maintenance free batteries A charge indicator in the cover of the battery indicates the state of charge Check the charge indicator at each engine oil change interval A small hand mirror may be helpful in reading the indicator If the charge indicator is dark and has a green dot in the center the battery is sufficiently charged If the charge indicator is dark and a green dot is not visible have your...

Page 61: ...h metals should contact the positive battery terminal or metal in contact with it and any other metal on the vehicle a short circuit may occur which could cause personal injury Batteries and battery acid should always be kept out of the reach of children For Battery Jump Starting Procedure see IN CASE OF EMERGENCY section 59 DISTRIBUTOR Distributor maintenance which is the owner s responsibility i...

Page 62: ...ed in Then with new bulb reverse procedure CHASSIS FUSES FUSIBLE LINKS CIRCUIT BREAKERS The wiring circuits in your vehicle are designed to be protected from short circuits by a combination of fuses circuit breakers and fusible thermaJ links in the wiring itself This helps to reduce the hazard of electricaJly caused fires in the vehicle The fuse and circuit breaker block is located behind an acces...

Page 63: ...placard have been selected to provide the best tire life riding comfort and handling stability for normal driving conditions 61 GMC MOTOR HOME TIRE PRESSURES FOR 8 75 16 5 LOAD RANGE 0 FOR LOADS UP TO VEHICLE CAPACITY FRONT REAR PSI COLO 60 60 FOR SUSTAINED SPEEDS IN EXCESS OF 65 MPH INCREASE TIRE PRESSURES 10 PSI COLO NOTE TORQUE WHEEL NUTS TO 250 POUND FEET AT 500 MILES AFTER EACH WHEEL REMOVAL ...

Page 64: ...r calibration vehicle ground clearance and tire clearance to the body and chassis The following also should be considered when replacing tires 62 e To achieve best aU around vehicle performance bias ply and bias ply steel belted tires should not be mixed on the same vehicle e It is recommended that new tires be installed in pairs opposite each other preferably the front wheels When replacing only ...

Page 65: ...me size load range and construction as original equipment tires It is recommended that vehicle speeds be limited to a maximum of 75 mph if mud and snow tires are installed Tire Wear and Rotation Uneven or abnormal tire wear is usually the result of incorrect inflation pressure improper wheel alignment wheels being out of balance or poor driving habits Under inflation over inflation incorrect toe o...

Page 66: ...F EMERGENCY section for procedure used to change tire FRONT WHEEL BEARING The front wheel bearings should be cleaned inspected and repacked at intervals specified in the Maintenance Schedule folder This operation requires special tools and should be performed by your GMC MotorHome service outlet REAR WHEEL BEARING ADJUSTMENT A periodic rear wheel bearing repack is required as indicated in Maintena...

Page 67: ...ail to ground level Tire inflation should be checked prior to making any ride height adjustment Ride hieght should be adjusted by ratsmg vehicle to relieve strain on adjusting bolt Lubricate adjusting bolt with chassis grease Adjustment is made by repositioning adjusting bolt to wind up and unwind FRONT 24 3 8 FRAME I GROUND LEVEL FRONT RIDE HEIGHT 13 1 8 1 4 Location Front Ride Height Adjustment ...

Page 68: ... them from air bellows UNDERBODY MAINTENANCE The effects of salt and other corrosive materials used for ice and snow removal and dust control can result in accelerated rusting and deterioration of underbody components such as brake and fuel lines frame exhaust system brackets parking brake cables These corrosive effects however can be reduced by periodic flushing of the underbody with plain water ...

Page 69: ...may be specifically identified as to manufacturer engine type year designator etc refer to chart below TYPICAL IDENTIFICATION NUMBER TZE336Vl00053 MODEL DESIGNATION Model Code 33 MFD BY GMC 36 Length 23 26 YEAR DESIGNATOR ENGINE TYPE E V8 Gasoline SEQUENTIAL NUMBER 100053 ASSY PLANT CODE V Pontiac Vehicle Identification Number 67 ...

Page 70: ...Bore Stroke Firing Order High Energy Ignition System Spark Plugs Spark Plug Gap Dwell See Tune up label on engine for additional BATTERIES Main Automotive Battery 455 cu in 4 Barrel 8 5 I 4 125 in 4 250 in l 8 4 3 6 5 7 2 specifications AC R46SX 0 080 in Electronic Maintenance Free Type Freedom Catalog No R89 5 No R89 5 Rated 4000 Watts 0 F J8oC Flame Arrestor Vent Cap Type E 5000 Catalog No R9l N...

Page 71: ...the glove box door FILTER RECOMMENDATIONS Engine Air Cleaner Engine Oil Transmission Oil Engine Fuel PCV Valve Carbon Canister AC Type A212CW AC Type PF30 AC Type PF160 AC Type GF441 AC Type CV679C GM Part 7026014 FRONT END ALIGNMENT Caster Degrees Camber Degrees Toe In Inches L H and R H must be within 1 2 2 1 2 R H 1 2 1 4 L H 3 4 1 4 1 8 1 8 L H camber must be more positive than R H camber 69 ...

Page 72: ...SFE 20A Turn Signal Lights Windshield Washers Washer AGC 10 Cigar Cigarette Lighter Ltr SFE 20A Cruise Control Cruise B U Lps SFE 20A Back up Lights Transmission Control Parking Brake Light Gauges Trans SFE IOA Gauges Instrument Lamps Inst Lps SFE 4A Warning Tell Tales AGC 10 Tell Tale Lights The following circuits employ circuit breakers or have fuses located as indicated Headlight Circuit Breake...

Page 73: ...ll Tale Door Ajar Tell Tale Low Fuel Tell Tale Low Air Tell Tale Power Level Tell Tale High Beam Indicator Turn Signal Indicator Instrument Cluster Lights Speedo Cluster Lights Dome Lights Radio Dial AM FM Stereo Tape Radio Dial Exc AM FM Stereo Tape Heater Control Quantity I 1 1 I I 1 1 2 1 2 2 2 2 1 1 I LIGHT BULB SPECIFICATIONS EXTERIOR Usage Clearance and I D License Side Markers Front Side Ma...

Page 74: ...dditional assistance the matter should be called to the attention of the Zone s Customer Services Department and the following information provided Your name address telephone number Vehicle Identification Number Dealer s name and location Vehicle s delivery date and mileage Nature of problem STEP THREE Contact the Customer Services Manager GMC Truck Coach Division 660 South Blvd East Pontiac Mich...

Page 75: ...u s ZONE TERRITORIES i 1 1 I I I I f 1a Q li 1 r r_ li 73 ...

Page 76: ...704 Suite 1030 Panorama Towers Panorama City Calif 91402 ST LOUIS 873 7554 Suite 320 CHICAGO Area Code 213 Crestwood Executive Center 2021 Spring Rd MEMPHIS St Louis Mo 63 126 Oakbrook Ill 60521 3495 Lamar Ave 849 0990 654 6465 Area Code 314 Area Code 312 Box 18714 Holiday City Sta Memphis Tenn 38118 WASHINGTON CINCINNATI 365 9210 Suite 410 Profess Bldg 4010 Executive Park Drive Area Code 901 1109...

Page 77: ... WINNIPEG SASKATCHEWAN AREA CODE PHONE NO 604 684 9444 ZONES 403 243 4621 TORONTO 306 643 2224 OTIAWA 204 633 1080 MONTREAL 519 455 2400 MONCTON r _ LONDON ONTARIO ADDRESS 1200 Eglinton Ave East Don Mills Ont M3C lJ1 875 Belfast Road Ottawa Ont K1G OZ4 5000 Trans Canada Hwy Pointe Claire Quebec H9R 4R2 653 St George Street Moncton N B ElC 8M2 0 n z c r t m c I N 0 z m 0 AREA CODE PHONE NO I n m 41...

Page 78: ...ut success you may call the toll free number below The operator who will answer has a list of private numbers through which many dealers can be reached after hours and will give you the number and location of the nearest one It should be understood however that any charges for after hours service assistance must be borne by the owner In those instances where the repair qualifies under our publishe...

Page 79: ...ain later SUDDEN STOPS Sudden stops themselves don t waste gasoline but energy is wasted as heat in braking Energy in the form of gasoline is also needed to acceler ate back to driving speed LUBRICANTS A properly lubricated vehicle means less friction between moving parts Consult this manual and the maintenance schedule for the proper lubricants to use and the lubrication intervals AIR CLEANER You...

Page 80: ...Engine Oil 45 Gasoline 57 Power Steering Reservoir 52 Radiator 54 78 SUBJECT PAGE NO Capacities 68 Carbon Monoxide Caution I0 11 Carburetor Engine 57 Changing Wheels Tires 35 61 64 Charging System Indicator Light 21 Chassis Lubrication 5 I 53 Check List 5 Child Restraints 8 Chrome Protection 43 Cigar Lighter 24 Circuit Breaker Headlights 19 70 Circuit Breaker 19 70 Cleaning Exterior Finish and Tri...

Page 81: ...al Drive 53 Power Steering 53 Radiator 54 Transmission 50 Foreign Countries Operation in 9 Four Way Hazard Warning Flasher 33 Front Access Doors 46 79 SUBJECT PAGE NO Front Suspension 65 Fuel Filler Cap Location 57 Gauge 19 Recommendation 56 Tank Selector Switch 23 Fumes Engine Exhaust l0 11 Fuses Vehicle Chart 70 Vehicle Location 60 G Gas Station Information Inside Back Cover Gasoline See Fuel 56...

Page 82: ...ions 49 Transmission 50 Viscosity 49 Operation in Foreign Countries 9 80 SUBJECT PAGE NO Overheated Engine Temperature Gauge 0 What To Do 0 Owner Assistance p 19 19 72 Paint Care and Touch Up 44 Parking 12 Brake 0 18 Lights 22 Plugs Spark 0 0 59 68 Polishing and Waxing 0 43 Power Brakes 0 17 Level System 28 Steering 0 0 0 15 Pressure Tire Inflation 00 61 R Radiator and Coolant 0 0 0 0 54 Radio AM ...

Page 83: ...ad Limit 62 Replacement 62 Rotation 63 Snow 63 Traction 63 Tread Wear 63 Towing 37 Trailer Hauling 9 81 SUBJECT PAGE NO Transmission Braking Effect On Hills 14 Checking Fluid Level 50 Maintenance 50 Shift Controls 13 Transmitter Mobile Radio 28 Tread Wear Indicators 63 Trim Care Interior 39 Turn Signals 15 u Underbody Maintenance 66 Undercoating 44 66 Upholstery 39 v Vehicle Identification 3 67 Vo...

Page 84: ...ber 2 Additional details on Fuel Requirements are given in the SERVICE AND MAINTENANCE section FRONT ACCESS DOORS Release by turning latch knob to the left to loosen ENGINE OIL DIPSTICK Located inside the left front access door Check oil level as the last operation in a fuel stop Maintain between ADD and FULL marks on dipstick ENGINE OIL RECOMMENDATION Use only high quality SE oils The chart in th...

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