GMC MOTORHOME 1978 Operating Manual Download

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Summary of Contents for MOTORHOME 1978

Page 1: ...1 1978 which have a gross vehicle weight rating GVWR in excess of 10 000 pounds This Appendix covers items relating to com pliance with Federal noise emission standards and includes the noise emission warranty It also contains information on maintenance of the noise control system and lists acts which are considered to be tampering with the system As noted in the Appendix tampering with the noise ...

Page 2: ...trations and specifications contained in this manual are based on the latest product information available at the time of printing The right is reserved to make changes at any time without notice For vehicles sold in Canada substitute the name General Motors of Canada Limited when ever the name GMC Truck Coach Division appears in this manual Service Publications GMC TRUCK COACH DIVISION GENERAL MO...

Page 3: ...0 Headlight Switch 25 Trailer Towing 10 Windshield Wiper Lever 25 Operation In Foreign Countries 11 Windshield Washers 25 Trip Tips 12 Fuel Selector Switch 26 Driving Tips 13 Battery Boost Switch 26 Starting and Operating Vehicle 15 Cigar Cigarette Lighter 26 Engine Exhaust Gas Caution 15 Automotive Heating and Air Conditioning System 26 Steering Column Controls 16 Anti Theft Steering Column Lock ...

Page 4: ...TENTS SUBJECT PAGE NO Engine Coolant 73 Engine Coolant Caution 73 Jack Usage Instruction 74 Towing 76 Freeing Vehicle From Sand Etc 77 Rear Suspension Failure 77 Emergency Exit 78 Fire Extinguisher 79 Appearance Care 81 Care and Cleaning of Interior 81 Cleaning Fabrics With Foam Type Cleaner 81 Cleaning Fabrics With Solvent Type Cleaner 82 Removal of Specific Stains 82 Cleaning Leather or Vinyl Tr...

Page 5: ...Suspension 108 TABLE OF CONTENTS SUBJECT PAGE NO Rear Suspension 109 L P Gas System 111 Living Area Electrical System 112 Onan Motor Generator Maintenance 116 Standard Toilet 118 Recirculating Toilet 119 Draining Holding Tank 120 Draining Living Area Water System 120 Water Tank Filter 121 Sanitizing Living Area Water System 122 Winterization 123 Vehicle Storage 123 Vehicle Trip Preparation 125 Gen...

Page 6: ...considerable weight Proper loading is essential MAXIMUM FRONT AND REAR AXLE WEIGHTS AS MANUFACTURED The weight of the cargo load must be properly distributed over both the front and rear axles 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 ...

Page 7: ...ANUFACTURED Vehicle Identification Plate EFFECT ON WARRANTY TIRES For continuing satisfaction keep your vehicle all GM General Motors Parts are identified by one of these trademarks D V Delco Gross Vehicle Weight GVW is the weight of the originally equipped vehicle and all items added to the vehicle after it has left the factory This would include the driver and all occupants and everything that i...

Page 8: ...der way hot food or liquid may scald in a sud den stop or accident 8 Be sure all LP gas controls on furnace range oven and gas electrical refrigerator if so equipped are turned off 9 Check that all interior stowage is securely held 10 Check that all lights and switches are set in positions suitable for travel 11 Adjust driver s seat for comfort 12 Check that driver s and front passenger s seat and...

Page 9: ... knock plugs out of keys Keep the key codes in a safe place such as your wallet NOT IN THE VEHICLE If the original keys are lost duplicates can be made using the key codes Contact any GM dealer or your locksmith If you park in an attended lot separate and leave your square ignition key only Lock your glove box also all other compartments with key locks and take the round key with you This will hel...

Page 10: ...ovide easy entrance and exit To swivel seat depress seat swivel lever as shown then rotate seat The seats are designed to lock only in the forward facing position CAUTION After adjusting a manually operated seat push forward and backward on seat and twist seat to he sure the seat adjusters and swivel lock have latched Movement of the seat indicates that at least one latch or the lock did not en Se...

Page 11: ...P position as shown To lower Armrest in the DOWN Position Armrest in the UP Position grasp armrest by the front and lift then lower assembly as shown into seat LIVING AREA SWIVEL SEATS The optional swivel seats behind the driver s seat may be swiveled or adjusted for height as described in the following Swiveling Seat 1 To swivel seat to desired position depress seat locking lever straight handled...

Page 12: ...ing Area Swivel Seat Friction Lever Living Area Swivel Seats Positioned for TRAVEL mechanism still does not lock properly take the vehicle to your dealer for service Height Adjustment 1 Using two 1 2 wrenches loosen the collar retaining bolt and nut assembly 2 Depress swivel seat locking lever Then raise or lower seat to desired height Be sure swivel seat locking lever enters one of the holes prov...

Page 13: ...jury and or the amount of injury in an accident Never use the Lap Belt Front Seating Positions same belt for more than one person at a time do not wear twisted belts and do not damage belts or belt hardware by pinching them in the seat or door Always put on the lap belt with both armrests DOWN Also take care that the lap belt is not wedged between the armrest and the seat Once the lap belt is buck...

Page 14: ...t ONLY has a Vehicle Sensitive Retractor which is designed to lock only during a sudden stop or impact At other times the belt is designed to move freely with the rider Pull the lap belt across the lap far enough to push the latch plate into the buckle until it clicks This belt should be located fastened and released as described above under The Front Outboard Seating Positions After fas tening ch...

Page 15: ...else where in the vehicle once it is moving TRAILER TOWING Towing a trailer could affect handling dura bility and economy Your safety and satisfaction depend upon proper use of correct equipment 10 Also you should avoid overloads and other abusive use The maximum loaded trailer weight you can pull with your vehicle depends on what special equipment has been installed on it We do not recommend towi...

Page 16: ...ing brake 4 Release regular brakes and drive until the chocks are free 5 Apply regular brakes and have helper remove chocks OPERATION IN FOREIGN COUNTRIES FUEL REQUIREMENTS Your vehicle s engine can operate on regular grade leaded or unleaded gasoline with an octane rating of approximately 91 research method If you plan to drive your vehicle outside the U S and its jurisdictions or Canada there is...

Page 17: ... x 4 Chocks or Blocks The following checks should be made before starting on a trip OUTSIDE VEHICLE 1 Run through Driver Check List at the beginning of this section 2 Check engine oil level 3 Check fluid levels on batteries 4 Visually inspect radiator coolant level 5 Fill windshield washer reservoir 6 Check tire pressure and inspect tires for road damage foreign objects 7 Check operation of all ou...

Page 18: ...e driving as effortless For continuing satisfaction keep your vehicle all GM General Motors Parts are identified by one of these trademarks GM 1 V Delco as possible However it must be remembered that the Motorhome is much higher wider and heavier than a family automobile Since the Motorhome is 9 ft 2 in high with the roof mounted air conditioner additional care is required to watch for low bridges...

Page 19: ...t grille clear of snow leaves or other obstructions at all times OCCUPYING A PARKED VEHICLE WITH ENGINE RUNNING FOR A LONG TIME IS NOT RECOMMENDED Do not run engine in confined areas such as garages any more than needed to move vehicle in or out of area When vehicle is stopped in an UNCONFINED area with the engine running for any more than a short time adjust heating or cooling system to force out...

Page 20: ...RT Starts engine NOTICE The anti theft steering column lock is not to be used in place of the parking brake Always set the parking brake when leaving the vehicle If you have trouble turning the key to un lock the ignition try to turn the steering wheel as hard as you can in the direction the wheels are turned At the same time turn the key with as much effort as you can apply with your hand Do not ...

Page 21: ...s ing down on accelerator pedal could cause damage to the engine and ex haust system due to overheating Warm Engine Press down on accelerator pedal about halfway and hold while cranking the engine 0 Very Cold Weather Below 0 F 18 C or After Vehicle Has been Standing Idle Sev eral Days Fully depress and release accelerator pedal two or three times before cranking the engine With foot off the accele...

Page 22: ...ect automatically the proper ratio for road and load conditions SUPER RANGE S Used when super per formance is needed for increased acceleration in traffic hill climbing or Engine Braking down hill The selector lever may be moved from D to S and vice versa under most operating conditions SUPER should not be used at speeds above 75 MPH LOW L Available for heavy pulling through mud or sand and for en...

Page 23: ... the In Case of Emergency section later in this manual HORN CONTROL The horn is actuated by depressing the button or spokes located in the center of the steering wheel POWER STEERING If the power steering system goes out because the engine has stalled or due to a failure the vehicle can still be steered However much greater effort is needed especially in sharp turns or at low speeds TILT STEERING ...

Page 24: ...lly and HOLD Allow vehicle to decelerate When vehicle reaches desired speed release the engagement button slowly Vehicle Floor Controls FOR PASSING You can increase your speed by depressing the accelerator pedal When you remove your foot from the pedal the vehicle will slow down to the cruising speed set prior to the acceleration TO DISENGAGE Lightly apply the brake pedal to disengage system CAUTI...

Page 25: ... are firmly applied while the vehicle is moving backwards FLOOR CONTROLS 2 1 The disc brakes adjust themselves each time the brakes are used Thus if the brake pedal goes down further than normal due to a lack of adjustment drive backward and forward a few times Apply the brakes firmly when going each way See your dealer if pedal height does not re turn to normal or if there is a rapid increase in ...

Page 26: ...ving practice to always set the parking brake first when park ing and release the transmission from PARK first when preparing to move the vehicle at all times even on the level If torque lock as this condition is called does occur it may be necessary to have another vehicle nudge this vehicle up hill to take some of the pressure off the transmission while the driver pulls on the transmission selec...

Page 27: ...uations 35 PSI Should the pres sure drop below these minimums stop the en gine immediately and check the cause of the low oil pressure This could be the result of a danger ously low oil level in the crankcase Driving the vehicle with low oil pressure can cause extensive engine damage CHARGING SYSTEM WARNING LIGHT NOTICE If vehicle is equipped with a voltmeter it will not be equipped with a chargin...

Page 28: ...at Stopping distances may be longer You may have to push harder on the pedal 24 Warning Light Cluster The pedal may go down farther than normal 2 Try out the brakes by starting and stop ping on the road shoulder then If you judge it to be safe drive cautiously at a safe speed to the nearest service outlet for repair Or have vehicle towed to dealer for repair Continued driving without getting it re...

Page 29: ...e and identifi cation lights 2 Pulling the switch all the way out provides all driving lights this includes headlights plus those mentioned above 3 To dim instrument panel lights turn switch knob clockwise 4 To operate the dome lights turn switch knob fully counterclockwise WINDSHIELD WIPER LEVER The windshield wipers are variable speed and hydraulically powered The lever control on the left side ...

Page 30: ...riods this can result in batteries being dis charged The living area battery or batteries will recharge whenever the motor generator is run ning or whenever your Motorhome is connected to an external power source see page 34 in addition to being recharged while the vehicle s engine is running CIGAR CIGARETTE LIGHTER Push the lighter in all the way to operate When it is heated sufficiently to use i...

Page 31: ...e the top lever to MAX and the lower lever to COLD This provides 80 recircu lated air and 20 outside air at high blower speed independent of fan speed switch setting Moving the top lever to NORM provides 100 outside air Blower speed is determined by the fan switch setting The temperature of the dehumidified air can be controlled in all positions by moving the lower lever Air Flow Schematic Typical...

Page 32: ...equire ments to maximize fuel economy If comfort is not maintained or if windows tend to fog re turn the top lever to NORM or DEFROST position NOTICE The air conditioner compressor will op erate in MAX NORM and DEFROST when the outside temperature is above freezing Keep the vehicle windows closed for best opera tion of the air conditioner and heater systems RADIO AND TAPE PLAYER Your Motorhome may...

Page 33: ...CK TAPE This system provides the convenience of an AM FM stereo radio combined with a stereo tape player in the same unit To operate the tape feature 29 Turn the radio on Cleaning Tape Player Insert the cartridge through the radio dial door level side up and open end first This automatically switches the unit from radio to tape operation After the cartridge is firmly seated adjust the volume and f...

Page 34: ...he driver below the window The driver controls consist of three rocker switches on the Electro Level control panel Electro Level System Control Panel 30 These switches function to automatically or manually level the vehicle The center rocker switch TRAVEL is used for a travel or hold mode and the two outer rocker switches RAISE LOWER are used to raise or lower the rear of the vehicle NORMAL OPERAT...

Page 35: ...e both RAISE LOWER switches should be placed in the RAISE position It is recommended that a speed of 15 mph 20 km h should not be exceeded since the air suspension in this posi tion has maximum pressure supplied CONTROL COMPONENTS Control components for Type I and Type II vehicles located in the closet module are discussed later in this manual Refer to Rear Suspension in the SERVICE AND MAIN TENAN...

Page 36: ...Motorhome living area electrical sys tem is designed for utmost convenience It is capable of supplying the vehicle with power from at least two sources three if equipped with a motor generator All electrical components except the water heater the roof mounted air conditioner if equipped and the plug receptacles are pow ered by the 12 volt auxiliary living area bat tery which is automatically charg...

Page 37: ... could result in malfunction and permanent dam age Do not let the unit get wet but do keep it as clean as possible to help as sure its long life The converter can be cleaned with low pressure air 30 51 maximum if necessary EXTERNAL POWER The external utilities compartment located in the left side of the Motorhome contains the 21 foot power cord used for external power connections To make an extern...

Page 38: ...he entrance door These switches operate the porch light the kitchen light the aisle floor light and the water pump switch Monitor Panel and Onan Motor Generator Switch 35 MONITOR PANEL The Motorhome Monitor Panel is a series of four gauges located at eye level in the living area Included are L P GAS This gauge is designed to indicate the amount of liquid petroleum gas remain ing in the tank BATTER...

Page 39: ...rating The remote START STOP switch is a three position rocker switch By pressing the top half of the switch the starter on the motor generator will be activated hold in the switch until the unit is started The switch should then be re leased When the motor generator is running the small amber light next to the switch will be lit To stop the unit depress the bottom half of the switch and hold in u...

Page 40: ... while the vehicle is underway However the vehicle s gasoline supply will be depleted at a faster rate EXTERIOR RECEPTACLE The optional exterior receptacle includes a ground fault interrupter circuit breaker designed to protect you from the hazards of line to ground electric shock The exterior receptacle is located on the right side of the vehicle beside the lower refrigerator vent 37 Exterior Rec...

Page 41: ...mpartment 1 Unlock filler door and open 2 Unthread water fill cap from filler opening Location of Water Pump Switch LIVING AREA WATER SYSTEM 38 3 Insert hose or funnel into filler opening and fill tank Capacity of water tank is 40 gallons NOTICE When tank is full water will spill from the filler opening 4 Turn on water pump switch Open bath room faucets to clear air from lines if the water tank ha...

Page 42: ...tion of plumbing to drain Type 2 connection is internally vented d Install hose connection cover e Close drain valve and install access cover in closet Living Area Water System Typical 39 External Water Connection Type 2 WATER PUMP A 12 volt pressure water pump is used to operate the water system The water pump operates off the vehicle s auxiliary 12 volt bat tery The water pump is activated by a ...

Page 43: ... not leaking b Check lines for leaks c Make sure there is water in the tank WATER HEATER Your GMC Motorhome is equipped with a 6 gallon 120 volt AC water heater with a factory setting of 150 F It is located behind the lower storage compartment in the bathroom The water heater has a drain valve to be used when draining the water system An ON OFF switch for the water heater is located in the liv ing...

Page 44: ...ight OPERATING TIPS The following operating suggestions will serve as a guide in operating your unit efficiently dur ing 12 volt DC battery operation 1 In order to conserve battery power it is advisable to set the thermostat knob at the low est setting that will provide adequate refrigera tion This practice will reduce the running time of the refrigerator and draw less current from the battery A s...

Page 45: ...his section Always wait 5 minutes before re lighting Range Oven to allow ex cess gas to dissipate The Range Oven is not designed for and should NEVER be used as a space heater Do not operate Range Oven while traveling or while refueling your vehicle at a gasoline service station The pilot lights or burners may ignite gasoline fumes Do not leave the top burners on without a utensil for any length o...

Page 46: ...lots one for the 3 range burners and one for the oven Pilots 1 Turn on power range hood fan 2 Be sure manual control valve at LP gas tank is fully open see page 111 for location of valve 3 Be sure all knobs are in the OFF posi tion The oven thermostat should be in the PILOT OFF position 4 Lift cook top panel and turn range oven manual valve and range pilot shut off valve to ON position 5 Light ran...

Page 47: ...ing or when the Motorhome is not in operation return the thermostat dial to the PILOT OFF position and turn range oven manual valve and range pilot shut off valve to OFF position This should turn off the gas to the range and oven pilots 44 CARE AND CLEANING Fordetails on care and cleaning of the Range Oven refer to Appearance Care section later in this manual LP GAS KITCHEN COOK TOP CAUTION To hel...

Page 48: ...efer to Appearance Care section later in this manual MICROWAVE OVEN The optional Thermador microwave oven operates on 120 volts AC 60 hertz Before using the microwave oven be sure you read and understand ALL of these instructions CAUTION Failure to follow the precautions be low could result in personal injury PRECAUTION TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICRO WAVE ENERGY a Do not attempt to ...

Page 49: ...is a conductive seal consisting of a silicone rubber tube over knit with two layers of Monel wire mesh Microwave Oven Components 46 Second the door latch is designed to posi tively position the door seal to the oven cavity flange Third two electrical safety interlocks are designed to turn off the microwaves when the door is opened The safety interlocks are oper ated by the movement of the handle T...

Page 50: ...the entire bulk of food is heated simultaneously to the depth of microwave pene tration This penetration is approximately one inch From this point the food is then cooked by conduction just the same as when you pre pare a roast in a conventional oven Therefore it is possible to cook a roast anyway you like it rare medium or well done 4 7 WAVE MAGNETRON GUIDE STIRRER IRIS TUBE IIIiuunllll FOOD CAVI...

Page 51: ...ipe will state this Remember during the last half of cooking the food will require the most atten tion Check the food through the window if nec essary open the door to check more carefully 48 Shield Often foods are not evenly shaped Foil can be used to shield uneven or small parts of food that may overcook before the bulk of the food is done For example small pieces or strips of foil can be used t...

Page 52: ...canning in any type of oven conventional or microwave is not recommended 49 When canning non acid or low acid foods it is important to be certain that all potentially harmful bacteria are killed In home canning this can be done by cooking foods at tempera tures above boiling 212 F 100 C This re quires the use of a pressure cooker usually set at 10 pounds pressure for 240 F 116 C Micro wave cooking...

Page 53: ... with a metal part in the construction Centura dinnerware Cook n Serve covers and closed 50 handle Corelle cups These dishes absorb micro wave energy and can become too hot to handle Eventually these dishes may crack or break Be sure to check manufacturer s instructions Paper This includes towels dishes napkins cartons freezer wrap wax paper etc Paper dishes are ideal for reheating however avoid c...

Page 54: ...mage due to arcing always place a dry paper towel under any metal con tainer when heating with microwave See sec tion on Convenience Foods in the cookbook for detailed instructions 5 1 Be certain metal used as described above does not touch metal sides of oven NOTICE Do not heat canned food in the can as it will not heat except from the top Do not wrap food in aluminum foil when cooking with micro...

Page 55: ...52 timer a bell will chime It will stop when the timer reaches 0 When using the Stay Hot feature after the Browner the timer will chime periodi cally If the timer is turned to OFF the chime will stop The door may be opened at any time to check the food The timer stops and micro wave energy ceases whenever the door is opened and continues as soon as the door is closed The timer does not have to be ...

Page 56: ...The stirrer blades must rotate during cooking If they do not rotate uneven cooking Microwave Oven Controls 53 and possible damage to the oven may result The stirrer stops when the door is opened Infrared Browner Element The infrared Browner Element is designed to be used only as a Browner not for toasting cooking or broiling The Browner remains on when the door is opened and there is time remainin...

Page 57: ...t Cartridge Location Typical Never cover the glass shelf with aluminum foil Unintentional short term operation of the oven or overcooking of small portions of food may cause the glass shelf to break When heating food in shallow foil trays TV dinners etc always place a dry paper towel between the foil tray and the glass shelf to avoid damage due to arcing After cooking times of 5 minutes or more th...

Page 58: ... to add water to bowl without flushing depress the water pedal Hold de pressed until desired water level is reached and release BATHROOM FACILITIES 55 when the flow rate diminishes Cartridge B may also require replacement after an extended period of use This replacement is to be made when the replacement of cartridge A fails to restore the flow rate of assembly to a satisfactory level 1 Shut off w...

Page 59: ...ntrols 2 Open fill valve filling toilet to the charge level as indicated by the letter C on prism This will be approximately 3 gallons Close the fill valve 3 Add recirculating toilet chemical as rec ommended by manufacturer of chemical Depress flush button and hold for approxi mately seven seconds NOTICE Do not depress flush button when unit is empty To Empty Toilet Into Holding Tank 1 When prism ...

Page 60: ...mperature Adjustments in temperature may be made as required Showers can take a lot or a little water A suggestion would be to take a camper s shower Wet yourself down then turn off the water at the shower head soap up and then turn water back on to rinse NOTICE Remove shower drain plug before tak ing a shower Shower drain plug should be in stalled when shower is not in use 57 Bathroom Sink Shower...

Page 61: ...ndow Latch Unlocked VENTILATION 5 8 Bathroom Exhaust Vent and Fan home depending upon the magnitude and di rection of rain NOTICE All windows and roof vents must be tightly closed when operating the air condi tioner or furnace to obtain maximum cooling or heating The power fan will increase the efficiency of the vent Then fan is operated by the button switch at the corner of the vent SLIDING WINDO...

Page 62: ...grooves with Silicone Spray Lubricant GM Part No 1050018 or equivalent CEILING VENTS The purpose of the ceiling vents is to allow warm air to escape that may accumulate at ceiling level when the vehicle is parked in the sun The opening of a ceiling vent and a window will aid in removing condensation from the windows The vents are crank operated from inside the Motorhome In rainy weather it is poss...

Page 63: ...ed with Cooling Air distribution to the vents on the Duo Therm unit is controlled by the air distribution knob Louvers on each vent can be adjusted to the desired position The unit is shut down by placing the blower switch in the OFF position The Duo Therm unit is equipped with a delayed start feature When the unit is turned on the fan will start and in approximately two minutes the compres sor wi...

Page 64: ... and the thermostat is satisfied or is Furnace Thermostat FURNACE 6 1 turned to a lower setting the main burner flame will go out but the blower will continue to run for a short period of time and then shut off If thermostat is adjusted to a lower setting or to OFF before the furnace has operated for one minute the blower and main burner will shut off at the same time OPERATING FURNACE This furnac...

Page 65: ...part ment be kept clean to maintain furnace effi ciency Routine inspection and cleaning is rec ommended at least once a year 2 If main burner has been allowed to oper ate with a high yellow flame a soot formation is sometimes deposited inside the combustion chamber See your GMC Motorhome dealer for corrective action 3 The furnace is equipped with a sealed motor and requires no periodic oiling COMP...

Page 66: ...ette seats NOTICE There are two handles located under seat cushion one at each side of seat Use of one handle should be sufficient when converting double dinette from sitting position to sleeping position and when converting double dinette from sleeping position to sitting position Raise handle located under seat cushion at aisle side of seat and push seat back down ward as shown and seat will sli...

Page 67: ...out from the wall Unfold the additional section on the back support to bring it to full width 0 The two support straps can now be hooked to the recessed brackets provided in the ceiling as shown NOTICE The area under the davo seat is a stor age area For access lift the seat and pull up the seat support at the forward side of the davo as shown Davo Seat Support ...

Page 68: ...sitting position two inter mediate sitting positions and a sleeping position The rear side facing settee converts into a double Preparing Settee for Sleeping 65 Settee in Sleeping Position bed for sleeping To convert the side facing settee for sleeping perform the following Raise forward edge of seat cushion and push seat back downward as shown and seat will slide into sleeping position Repeat pro...

Page 69: ...nto the storage assembly BATTERY OPERATED CLOCK The optional battery operated wall clock is located above the kitchen range 66 Captain s Table Positioned for Use Battery Replacement Remove clock from wall by raising approxi mately 1 2 inch then carefully separate clock from wall Remove and discard used battery Install new 1 1 z volt C cell battery being sure that positive end of battery is install...

Page 70: ...rily applying pressure at the right edge Opening Closet Door with Type 1 Latch 67 C CELL BATTERY Backside of Clock of the door The door latch is designed to pop open when following the above instruction Do not attempt to open door by pulling on the edge To close the door simply shut in the normal manner GUN AND AMMUNITION CABINETS The optional gun and ammunition cabinets located as shown above the...

Page 71: ...the cabinet to prevent unauthorized access CAUTION Locking the cabinet will also help pre vent items stored within from being thrown out in an accident or sudden stop Failure to lock the cabinet when the vehicle is underway could result in personal injury and or property damage COMPARTMENT ASSEMBLY BEVERAGE DISPENSER The optional compartment assembly bever age dispenser is located behind the kitch...

Page 72: ... at the right side outboard of the front passenger seat To remove the table perform the following Pull the table and leg assembly out of the base mounted in the floor Pull leg out of mounting hole under table top Store the table and leg on the right side Outboard of the front passenger seat LIGHTED VISOR VANITY MIRROR The optional lighted visor vanity mirror can be used by rotating the visor until...

Page 73: ...ic transmission in PARK manual transmission NEUTRAL in both vehicles 4 If the discharged battery has filler caps check the fluid level Do not use an open flame to check and do not smoke Add clear drinking water to the proper level if low and replace Test Indicator Conditions Freedom Battery 72 caps before jump starting If the battery is a Delco sealed type do not attempt to jump start the vehicle ...

Page 74: ... the hot light comes on Turn your air conditioner off if it is on 73 Connecting Jumper Cable to Radiator Right Mounting Bracket Passenger Side Put the transmission in neutral if stopped in traffic If the light doesn t go off within a minute or two Pull over to a safe place and move your shift control lever to PARK Then put on your parking brake DON T TURN OFF THE ENGINE IN CREASE THE ENGINE IDLE S...

Page 75: ... speed If the light does not come back on in about ten minutes return to normal driving JACKING CAUTIONS In order to reduce the chance of per sonal injury 1 Follow jacking structions d stowage in 2 Use jack only when changing wheels 3 Never get beneath the vehicle when using jack 4 Do not start or run engine while vehicle is on jack INSTRUCTIONS NOTICE The jack is located under the rear fac ing di...

Page 76: ...ng Sequence 11 Replace wheel and using lug wrench pro vided slightly tighten wheel nuts Wheel must be seated on hub 12 Open valve at base of jack to lower and lower vehicle Fully tighten wheel nuts using lug wrench provided by applying clockwise pressure near end of wrench Be sure to fol low the nut tightening sequence shown in illustration Wheel nut torque should be set at 250 foot pounds WHEEL N...

Page 77: ... equipment and any covers or doors Towing Vehicle on Four or Six Wheels 76 using the means provided This will help keep such things from being thrown about and injuring people in the vehicle in an accident NOTICE A tire that is run while seriously low on air will overheat and may result in a fire that may severely damage the vehicle and its contents TOWING Proper equipment must be used to prevent ...

Page 78: ...re to the accelerator Do not race engine For best traction avoid spinning wheels CAUTION Do not spin wheels faster than 35 mph 60 km h or for more than 3 minutes at a time Personal injury and damage may result from excessive wheel spin ning including transmission overheat ing tire disintegration and or differ ential failure 7 7 Location for Adding Air Type I Rear Suspension REAR SUSPENSION FAILURE...

Page 79: ...ed to the bellows and the rear of the vehicle will then be in a raised position unsuitable for driving CAUTION Normal air bellows pressure is be tween 80 90 PSI When adding air to the rear suspension in an emergency situation DO NOT EXCEED 120 PSI AT ANY TIME or bellows or pistons could explode possibly causing personal in jury and or property damage When vehicle is leveled move the RAISE LOWER sw...

Page 80: ...de the vehicle Be careful of possible broken glass on ground when exiting from the vehicle For continuing satisfaction keep your vehicle all GM General Motors Parts are identified by one of these trademarks GM A V Delco FIRE EXTINGUISHER The dry chemical fire extinguisher is located in the entrance door closet or in the galley over head cabinet It is recommended that you be familiar with the opera...

Page 81: ... sponge and change to a clean area frequently A SOFT brush may be used if stains persist 81 3 Use solvent type cleaners in a well ventilated area also do not saturate the stained area 4 If a ring should form after spot cleaning the entire area of the trim assembly should be cleaned IMMEDIATELY Follow instructions on the label of the cleaner CAUTION Many cleaners may be poisonous or flammable and t...

Page 82: ...ly scrape off excess stain then use Fabric Cleaner Solvent Type as previously described Shoe polish wax crayons tar and asphalts will stain if allowed to 8 2 remain on trim they should be removed as soon as possible use caution as cleaner will dissolve them and may cause them to bleed NON GREASY STAINS Includes catsup coffee black egg fruit fruit juices milk soft drinks wine vomit and blood Carefu...

Page 83: ...iff wire shaped to form the screen track removal tool as shown Insert tool at outer end of screen track and separate track from window frame assembly Grasp track and pull completely free of window assembly 2 Unlock window slide glass and screen for ward almost to moulding retainers 3 Lift screen up into window frame assem bly Pull bottom of screen away from window and remove screen 83 Removing Scr...

Page 84: ...cleaner components are stored in the entrance door closet or in the compartment under the refrigerator The components are a long flex hose wand and a wide assortment of wand attachments including one for shag car peting To operate the vacuum system remove flex hose from the closet lift vacuum inlet hinge cap just under the entrance door closet and insert the proper end of the flex hose At this poi...

Page 85: ...and shelves Never use strong chemicals or abrasive cleaning materials on any part of the cabinet POWER RANGE HOOD FILTER It is important that the power range hood filter be inspected frequently and cleaned as needed To clean filter remove retaining nuts at power hood switches and wash filter in hot soapy water Rinse thoroughly and reinstall 85 Drapery Identification LP GAS RANGE OVEN GENERAL Regul...

Page 86: ... water Do not use hot water or wash in the direct rays of the sun Do not use strong soap or chemical detergents All cleaning agents should be EXTERIOR APPEARANCE CARE 86 INTERIOR The interior of the microwave oven is made of stainless steel and should be cleaned as follows To clean the walls simply wipe with a damp cloth or clean with a mild detergent in warm water rinse and dry Use a household cl...

Page 87: ...the finish can be corrected in your dealer s body and paint shop facility NOTICE See list of GM APPEARANCE CARE AND MAINTENANCE MATERIALS on the following page CLEANING WHITE SIDEWALL TIRES Use GM White Sidewall Tire Cleaner or a tire cleaner which will not harm aluminum trim A stiff brush may be used with the cleaner UNDERBODY MAINTENANCE Corrosive materials used for ice and snow removal and dust...

Page 88: ...oth and fabric 1050422 12 oz Heat Valve Lubricant Free up sticky heat risers general purpose penetrant 1050427 23 oz Glass Cleaner Glass cleaning and spot cleaning on vinyls 1050429 61b Multi Purpose Powdered Cleaner Cleans vinyl and cloth on door trim seats and carpet also tires and mats 1050520 16 oz Lubriplate White Grease Grease for various compartment door hinges and latches 1051398 8 oz Spot...

Page 89: ...y close in dimension to well known customary fasteners in the inch system Mis matched or incorrect fasteners can result in damage to the vehicle or possibly personal injury Note that during any vehicle maintenance any fasteners used to replace older ones must have the same measurements and strength as those removed whether metric or customary The numbers on the heads of metric bolts and on the sur...

Page 90: ...itled to wear the authorized shoulder patch What does it d0 for me Certification helps assure you that the job will be done right by a highly trained person It helps protect your investment EXTERIOR COMPARTMENTS Your vehicle has an entrance door on the right side and six compartment doors Their locations are shown on the following illustra tions Be sure the doors are secured tightly to pre vent th...

Page 91: ...TACLE OPTIONAL DOOR LP GAS DOOR ENTRANCE DOOR RIGHT SIDE FUEL TANK EXTERNAL STORAGE OR FILL CAP DOOR UTILITIES MOTOR GENERATOR DOOR OPTIONAL DOOR LEFT SIDE f WATER TANK FILL DOOR Exterior Compartment Location Typical 91 Left Front Access Compartment ...

Page 92: ...through the left access door are the windshield washer reservoir brake master cylinder and engine oil dipstick Be sure to secure the access doors after clos ing them by turning the latch knob to the right to prevent the doors from opening after the vehi cle is in motion Engine Compartment Typical 92 CAUTION Before pouring fluid into any filler open ing anywhere on the vehicle or allow ing anyone e...

Page 93: ...d leak into the passenger compartment creating a safety hazard see the carbon monoxide caution at the beginning of the section 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 Rear hoisting must be done at the rear sus pension brackets If an I beam type adapter is used it should be approximately 8...

Page 94: ... was built You do not have to change this oil before the suggested change period Check the oil level often when your engine is new until you learn how often oil must be added Keep in mind your engine may use more oil when it is new OIL VISCOSITY Use the chart below to select the proper oil thickness called viscosity or SAE Viscosity Grade for the temperature range you expect before your next oil c...

Page 95: ...K ASSY 2 FITTINGS L H TIE ROD 2 FITTINGS FRONT SUSPENSION UPPER AND LOWER BALL JOINTS 2 FITTINGS RIGHT AND LEFT SIDE OF VEHICLE R H TIE ROD 2 FITTINGS Location of Chassis Lubrication Fittings STEERING COLUMN TO GEAR SHAFT ASSY 2 FITTINGS STEERING RELAY LEVER 1 FITTING ...

Page 96: ...e maintained within the margin neither going above the FULL line nor below the ADD line In all cases the oil level should be kept above the ADD line Push the dipstick back down all the way after taking the reading Add oil if needed One 1 quart will raise the oil level from ADD to FULL Cold If oil level is checked when oil is cold do not run the engine first The cold oil will not drain back fast en...

Page 97: ...rom ADD to FULL NOTICE DO NOT OVERFILL It takes only one pint to raise level from ADD to FULL with a hot transmission AUTOMATIC TRANSMISSION DRAIN INTERVALS Refer to Maintenance Schedule folder for transmission drain intervals TRANSMISSION OIL AND FILTER REPLACEMENT NOTICE Have a drain pan ready as lubricant will begin to drain as bolts are loosened 1 Remove 13 bottom pan attaching screws 9 7 Repl...

Page 98: ...1 M at every oil change Seals should be checked for damage see Maintenance Sched ule folder BRAKE SYSTEM BRAKE MASTER CYLINDER The master cylinder is located behind the left front access door at the front of the vehicle The fluid level in the master cylinder should be checked at each oil change Wipe off the brake cylinder filler cap and unsnap the retainer A low fluid level in the front brake mast...

Page 99: ...ING SYSTEM CARE Checking Coolant Level Open right front access cover Do not remove radiator cap to check coolant level Instead check by looking at the see thru coolant re covery tank Level should be at the COLD mark on the recovery tank when the system is cold and at the HOT mark during engine operation Add a 50 50 mixture of a good quality ethylene glycol antifreeze and water to the recovery tank...

Page 100: ...clean bottom and sides of tank with soap and water Flush well with clean water and drain Reinstall tank 8 Add enough ethylene glycol coolant meet ing GM Specification 1899 M to provide the required cooling function as well as freezing and corrosion protection Use a 50 percent solution 34 F 36 C but no more than a 70 percent solution Fill radiator to the base of the radiator filler neck and raise l...

Page 101: ... Division is not responsible under the terms of the new Vehicle Warranty FUEL SYSTEM ENGINE FUEL SYSTEM The vehicle has two gasoline tanks of ap proximately 25 gallons each and a fuel switch ing device see FUEL SELECTOR switch which allows the driver to switch from the main tank when empty to the auxiliary tank which will normally contain 7 to 9 gallons of fuel GASOLINE ONLY 1111N1 I M I IT nnoao ...

Page 102: ...lter Components 102 with air hose The air cleaner will require more frequent service under dusty conditions Your GMC Motorhome dealer can advise you on the proper interval When replacement is necessary an AC ACron air filter element is recommended NOTICE If the air cleaner is removed during repair or maintenance be sure to put it back on correctly Without the air cleaner on the engine may backfire...

Page 103: ...al ChassisFuse Block 103 adjustment Headlights should not have to be adjusted after replacing Sealed Beam unit pro viding headlights were in proper adjustment before replacement and adjusting screws were not disturbed during replacement Headlight Replacement To replace a Sealed Beam unit remove bezel Then disengage the tension spring using a stiff hooked tool Rotate the Sealed Beam assembly slight...

Page 104: ...ed immediately Circuit breakers of remote reset type can be reset only after turning the affected circuit con c V PROPERLY INFLATED PROPERLY INFLATED RADIAL TIRE BIAS OR BIAS BELTED TIRE Tire Inflation 104 trol switch OFF for approximately 40 seconds or by removing the breaker from clips for this period of time VEHICLE LOADING CAUTION Do not touch body of any installed breaker of this type with ba...

Page 105: ...sure gauge a pocket type gauge is advised when checking infla tion pressures Radial tires may look under inflated when at recommended cold inflation pressure 5 Be sure to reinstall the tire inflation valve caps if so equipped to prevent dirt and mois ture from getting into the valve core which could cause air leakage 6 If an air loss occurs while driving do not drive on the deflated tire more than...

Page 106: ... used for improved traction in mud sand or other conditions use caution to avoid contact between the wheel housing and the chain This condition could 106 arise especially in the case of sharp turns since the side to side clearance between the chain and the wheelhousing is at a minimum To reduce the chance of chain damage to your vehicle Use chains that will give you the largest amount of clearance...

Page 107: ...al damage and could fail without warning When replacing wheels for any reason the new wheels should be equal in load capacity inflation pressure capacity diameter width off set and mounting configurations to those origi nally installed on your vehicle A wheel of the wrong size or type may ad versely affect load carrying capacity wheel and bearing life brake cooling speedometer odom eter calibratio...

Page 108: ...t the stage for a second and possibly more 108 serious failure If holes in the wheel have become elongated or enlarged replace wheel WHEEL BEARINGS FRONT WHEEL BEARINGS At intervals listed in the Maintenance Sched ule folder front wheel bearings should be cleaned and inspected for wear or damage by your Motorhome dealer The bearings should be re placed if necessary If bearings are suitable for con...

Page 109: ...NTENANCE No maintenance other than lubrication is normally required Refer to lubrication infor mation given earlier in this section for intervals and lubrication points TYPE I REAR SUSPENSION Type I rear suspension consists of the follow ing components control arms mounting brack Checking Vehicle Ride Height 109 Location Front Ride Height Adjustment ets air bellows shock absorbers and mechanical h...

Page 110: ...Schedule folder Location Rear Ride Height Adjustment Type I Rear Suspension Type II Rear Suspension Components Exterior of Vehicle NOTICE Occasionally check air bellows to see if they are caked with mud deposits If deposits are present remove them from air bellows TYPE If Type II rear suspension consists of the follow ing components control arms mounting brack ets air bellows shock absorbers and e...

Page 111: ...is required on Type II rear suspension systems other than an occa sional check of the air bellows to see if they are caked with mud deposits If deposits are present remove them from bellows LP GAS SYSTEM NOTICE If gasoline or LP gas fumes are noticed at any time the cause should be determined and corrected without delay because of the possibility of fire Location Rear Ride Height Adjustment Type I...

Page 112: ...utane is available for your LPG tank It will work fine except that at tempera tures below 30 F 1 0 C Butane is in a liquid state In this temperature range no vapor is produced to fuel the appliances If you expect to encounter temperatures below 30 F 1 C discharge the Butane from the tank and refill the tank with propane gas Propane gas does not vaporize below a temperature of 44 F 42 C When openin...

Page 113: ...uld result in malfunction and perma nent damage Do not let unit get wet but do keep it as clean as possible to help assure its long life The converter can be cleaned with low pressure air 30 PSI maximum if necessary Checking and Adding Water to Living Area Battery Flame Arrestor Cap Type BATTERIES The living area battery Flame Arrestor Cap Type or batteries Freedom Type are located just to the rea...

Page 114: ...IGHT 1 50A TOTAL 11 70 AMP 1 L H FRONT LIGHT 2 88A FRONT ROOF VENT FAN 3 50A GALLEY LIGHT 2 88A REAR ROOF VENT FAN 3 50A TOTAL 12 76 AMP SYSTEMS MONITOR MOTOR GENERATOR START AND MONITOR PORCH LIGHT WATER PUMP SWITCH W RUN LIGHT GALLEY LIGHT SWITCH FLOOR LIGHT SWITCH PORCH LIGHT SWITCH R H FRONT LIGHT FRONT ROOF VENT FAN BATH OVEN LIGHT I AUXILIARY FURNACE BLOWER CONVERTER 45 AMPERE OUTPUT Living ...

Page 115: ... Z REAR OF BEDROOM RECEPTACLE LOCATED ON SIDE OF PANEL _ OX GENERATOR ITEM PART NAME NO 1 MAIN PANEL BOX 2 8 4 WIRE CORD TYPE 50 W PLUG 3 WIRE 12 2 W GROUND WIRE CIRCUIT BREAKER PANEL 4 SINGLE RECEPTACLE CIRCUIT 1 CIRCUIT 2 CIRCUIT 3 CIRCUIT 4 CIRCUIT 5 5 OUTLET BOX FRONT AIR WATER HEATER HALL OVER MICROWAVE REAR AIR 6 DUPLEX RECEPTACLE COND RECEPT RECEPT RECEPT RECEPT COND RECEPT 7 OUTLET PLATE C...

Page 116: ...oil change should be made after the first 25 hours of operation change every 100 hours after that If operating in extremely dusty or cold weather conditions change oil more fre quently The 6KW Model has an oil capacity of 4 quarts 4 1 2 quarts if replacing oil filter Do not mix brands or grades of motor oil Use a good quality oil with the designation SE CC If necessary to add oil between changes u...

Page 117: ...e spark plugs that show signs of fouling or electrode erosion It is Onan Breaker Point Adjustment recommended that spark plugs be replaced at the beginning of each new season COOLING SYSTEM The motor generator is cooled by a flywheel blower fan which pulls air over the cylinders and cooling fins The air path is directed by sheet metal shrouds and plates These shrouds and plates must always be inst...

Page 118: ...8 turn open for main fuel adjustment and one turn open for idle fuel adjustment NOTICE Forcing the needle against its seat will damage it The needle does not completely shut off fuel when turned fully in Before final adjustment allow the engine to warm up Make the idle adjustment under no load Open the main fuel adjustment until the engine runs smooth under acceleration with no load Slightly more ...

Page 119: ...h pedal depressed CAUSE Ball valve sheared off due to trying to flush toilet when water is frozen in valve SOLUTION Replace ball valve Toilet must be re moved Routine maintenance is not required on the recirculating toilet other than recharging which is described in OPERATION OF LIVING AREA FACILITIES section earlier in this man ual If a problem occurs check and make the appropriate correction 1 P...

Page 120: ...il the holding tank becomes full This will allow solids to drain more readily 7 After the holding tank is empty it is rec ommended that the control valve be closed and Opening Holding Tank Control Valve several gallons of water be added to tank through the toilet Then pull handle out to rinse tank A garden hose may be left running into toilet with valve open to further rinse dump hose and extensio...

Page 121: ...nt 12 Remove access cover near lower shelf in closet Open drain valve for external water con nection On all Motorhomes at the external water connection inside external utilities com partment remove hose connection cover De press momentarily the button on the check valve if so equipped to allow this portion of plumb ing to drain Install hose connection cover 13 Using low pressure air 30 psi maxi mu...

Page 122: ...er to water line hose connections 2 Tighten hose clamps 3 Refill water tank SANITIZING LIVING AREA WATER SYSTEM To help assure complete sanitation of your living area water system it is recommended that the following procedures be followed on a new system one that has not been used for a period of time or one that may have become con taminated NOTICE Be sure inlet valve to water treat ment unit ca...

Page 123: ...elp keep the tank contents from freezing See Vehicle Storage for additional infor mation SANITARY PLUMBING CLEANOUT BATHROOM SINK TRAP Drainage System Schematic 123 VEHICLE STORAGE Your Motorhome may be stored for consid erable lengths of time provided the following steps are performed 1 SHORT TERM STORAGE UP TO 60 DAYS AND ABOVE 32 F 0 C a Fill fuel tanks to reduce excessive build up of moisture ...

Page 124: ... c Treat all bright metal and rubber surfaces with a wax emulsion applied with a brush A good liquid floor wax or equivalent is satis factory d Disconnect batteries and check Specific Gravity every 30 days See additional instruc tions for batteries under Living Area Electrical System given earlier in this section 3 WINTER STORAGE BELOW 32 F 0 C a While many of the steps in preparing your Motorhome...

Page 125: ...n as possible s Turn off radio exterior lights and interior lights t Tape over vents to prevent possible entry of snow Be sure to remove tape before operating LP gas appliances to help avoid poisoning by carbon monoxide see caution at beginning of section on OPERATION OF LIVING AREA FACILITIES 125 u Before moving run engine at least two minutes with the transmission selector in PARK position v Dra...

Page 126: ...ed See Maintenance Schedule folder for details The folder includes information on re quired fluids and lubricants for your vehicle 12 6 FALL AND OR WINTER TRIP PREPARATION Exterior a Fill LP gas tank Add methyl alcohol b Fill water tank c Empty and deodorize holding tank d Check that all exterior vents are un obstructed e Drain moisture from suspension air reser voir f Check operation of the follo...

Page 127: ... sure all scheduled vehicle maintenance has been performed See Maintenance Schedule folder for details The folder includes information on re quired fluids and lubricants for your vehicle Faucets e Clean the following Toilet Recirculating toilet charged with Upholstery recreational vehicle anti freeze Counter tops solution Cabinetry c Add recreational vehicle anti freeze ap Range Oven prox 1 2 cup ...

Page 128: ...It appears on a plate which is located behind the right front access door passenger side The VIN also appears on the Vehicle Certificate of Title and Registration TYPICAL IDENTIFICATION NUMBER TZE168V100053 MODEL DESIGNATION Model Model Code Length ZE06581 16 26 SERIES T Z E lb 8 k YEAR DESIGNATOR SEQUENTIAL NUMBER 100053 VEHICLE DIMENSIONS Track Front 75 28 Rear 82 12 Wheelbase 160 Length Includi...

Page 129: ...62 0 Lbs Living Area Water Tank 40 Gal Holding Tank 40 Gal Hot Water Tank 6 Gal ENGINE Displacement 403 cu in Carburetor 4 Barrel Compression Ratio 7 9 1 Bore 4 351 in Stroke 3 385 in Firing Order 1 8 4 3 6 5 7 2 See Tune up label on engine for additional specifications BATTERIES Main Automotive Battery Freedom Type Freedom Catalog No R89 5 No R89 5 Rated 4000 Watts 0 F 18 C Auxiliary Living Area ...

Page 130: ...Near Light Air Suspension Compressor 30A Circuit Breaker In Fuse Block Water Pump In Line Near Water Pump LIVING AREA 12 VOLT SYSTEM FUSES The following are located in the fuse block in the living area electrical compartment near the hall closet Do not use fuses of higher amperage rating than those specified below or damage may result Cruise Control CRUISE BACK UP SFE 20 Back up Lights Transmissio...

Page 131: ...ent Light R H Front Light Bath Light No 5 AGC 15 Rear R H Reading Light Toilet Recirc No 6 AGC 15 Furnace Furnace Auxiliary Blower No 7 AGC 15 Oven Light Motor Generator Compartment Light Brake System Tell Tale 1 161 Generator Tell Tale 1 161 Park Brake Tell Tale 1 74 Cruise Control Tell Tale 1 74 Door Ajar Tell Tale 1 74 Low Fuel Tell Tale 1 74 Engine Water Tell Tale 1 74 Electro Level Tell Tale ...

Page 132: ...Lights 2 1156 Rear Compartment Reading Lights 2 1383 Bathroom Lights 6 1141 Aisle Lights 2 67 Visor Vanity Mirror 2 74 Microwave Oven Oven Cavity 120 volt 2 25 Watt Timer Dial 120 volt 1 7 Watt Usage Quantity Bulb No Clearance and I D 10 67 License 1 67 Side Markers Front 2 194 Side Markers Rear 2 194 Back Up Lights 2 1156 Parking and Turn Signals 2 1157 Stop and Tail 2 1157 Headlights 2 6014 Wate...

Page 133: ... Monitor Panel 2 5 Amp Front Vent Fan 3 50 Amp Rear Vent Fan 3 50 Amp Bath Vent Fan 3 50 Amp Furnace Auxiliary Blower 3 00 Amp Motor Generator Compartment Lamp 1 44 Amp LPG Compartment Lamp 1 44 Amp FRONT END ALIGNMENT NOTICE Front and rear ride height must be checked and adjusted if necessary before proper front end alignment can be attained Refer to Front Suspension and Rear Suspension earlier i...

Page 134: ...m with 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 Representative GMC Truck Coach Division 660 South Blvd East Pontiac Michigan 48053 phone 313 857 4547 In Canada contact the Customer Services Representative Oshawa Ontario phone 416 644 6624 The representa ...

Page 135: ...___ PORTLAND _ 041AND 1 Los ANGELES s I DENVER 1 MINNEAPOLIS i i I __________ KANSAS CITY I o _____mar t DALLAS DALLAS v W CAGO DETROIT CHI 1 RG IT SBU PJ V h V sW ASHINGTOtJ CHARLOTTE r S n r f N NEW YORK ...

Page 136: ...45 Will ams Street Plant 4 Wellesley Mass 02181 Pontiac Mich 48053 857 3553 PITTSBURGH 235 1114 Area Code 617 Area Code 313 Two Parkway Center 875 Greentree Rd CHARLOTTE KANSAS CITY Pittsburgh Pa 15220 6000 Monroe Rd 1509 N E Parvin Rd 928 5081 Suite 222 A Kansas City Mo 64116 Area Code 412 Charlotte N C 28230 281 6061 Mailing Address Area Code 913 P O Box 180 PORTLAND Charlotte N C 28230 LOS ANGE...

Page 137: ...1 Calgary Alberta T2P 2M7 Ottawa Ont K1G OZ4 REGINA 581 Park Street 306 543 2224 MONTREAL 5000 Trans Canada Hwy 514 697 9160 Regina Sask S4N 5A9 Pointe Claire Quebec H9R 4132 WINNIPEG 1345 Redwood Avenue 204 633 1080 STE FOY 979 Avenue de Bourgogne 418 653 2054 Winnipeg Man R2X OY9 P O Box 10800 LONDON 951 Pond Mills Road 519 452 5151 Ste Foy Quebec Que GIV 4K7 P O Box 5412 MONCTON 653 St George S...

Page 138: ...chigan call 800 482 9228 EMERGENCY SERVICE Engine Transmission Final Drive Differential Front Suspension In the event you require Emergency Service to your vehicle s engine transmission final drive differential or front suspension and a GMC Motorhome dealer is not located in the immediate geographic area the nearest Oldsmobile dealer may be able to offer you emergency service assistance Any work p...

Page 139: ...rate back to driving speed LUBRICANTS A properly lubricated vehicle means less fric tion between moving parts Consult this manual and the Maintenance Schedule folder for the proper lubricants to use and the lubrication intervals AIR CLEANER Your vehicle receives its power from a mix ture of gasoline and air The air is taken into the system through the air cleaner So it s im portant to replace the ...

Page 140: ...ing 21 Warning Light 24 Break In New Vehicle 17 Bright Metal Cleaning 87 B T U Ratings 130 131 Bulbs and Fuses 130 134 Bunk Beds 57 C Cabinet Gun 68 Rear Sportsman 68 Cap Filler Engine Oil 92 Gasoline 101 Living Area Water Tank 38 120 121 Power Steering Reservoir 98 Radiator 99 100 Capacities 130 Captain s Table 66 Changing Wheels Tires 74 76 104 108 Charging System Warning Light 23 24 Chassis Lub...

Page 141: ...t 3 Driver s Seat 5 Driving Tips 13 Dump Hose 120 Dump Valve 120 Dusty Condition Operation Under 3 7 94 101 E Electrical Systems Batteries 26 35 102 130 Battery Boost Switch 26 Battery Charger Power Converter 34 Bulbs Light 133 134 Charging System Indicator Light 23 Converter Power 34 Diode Assembly 26 External Power 34 Lighting System 35 Living Area Elec Compartment 112 Living Area Fuse Block 112...

Page 142: ...ng Vehicle from sand mud etc 77 Front Access Doors 76 Front End Alignment 135 Front Suspension 108 Fuel Filler Cap Location 101 Gauge 22 Motor Generator 39 145 SUBJECT PAGE NO Recommendations 101 Tank Selector Switch 26 Fumes Engine Exhaust 15 Furnace 61 Furniture 63 Fuses Living Area Chart 132 133 Living Area Location 97 Vehicle Chart 131 132 Vehicle Location 90 G Gas L P 111 Gas Station Informat...

Page 143: ...86 87 Methods of Restraining Children 10 Microwave Oven 45 54 86 Motor Generator 116 133 Pressure Gauge 23 Recommendations 94 Transmission 96 Viscosity 94 Onan Motor Generator 36 116 133 Operation in Foreign Countries 11 Oven L P Gas 85 Operation of 44 Microwave 45 Cleaning 86 Cooking 47 49 Operation of 51 54 Power Levels Operation 49 Safety 46 Lighter Cigar 26 Lights Aisle 35 134 Brake Warning 24...

Page 144: ...nk 111 Water Tank 38 Refrigerator 41 41 85 Restraints Child 10 14 7 SUBJECT PAGE NO Ride Height 109 Roof Mounted Air Conditioning 60 Vents 57 59 Rotation Tire 105 S Safety Belt Restraints 8 Sanitizing Water System 122 Schedule Maintenance 89 Schematics 39 114 115 123 Seats Driver and Front 5 Height Adjustment 7 Living Area Swivel 6 Seat Belts 8 Self Adjusting Brakes 21 Service and Maintenance 89 S...

Page 145: ... 23 Cluster 24 Low Fuel 24 Washers Windshield 25 Washing 86 Water External Connection 38 Filter 121 Heater 40 121 Pump 39 121 Linkage 98 Maintenance 95 98 Power 19 Tilt 19 Wheel 16 19 Trailer Towing Transmission Braking Effect On Hills Checking Fluid Level Maintenance 10 11 18 97 96 97 Stereo Radio and Tape 28 29 Shift Controls 18 Storage of Motorhome Transmitter Mobile Radio 30 Long Term 124 Trea...

Page 146: ... 108 Rear 108 Wheel Changing 107 Wheel Nut Torque Caution 75 Wheel Tilt Steering 19 Windows 58 83 84 Screens 83 84 Screen Removal 83 SUBJECT PAGE NO Windshield Defrosting 27 Washers 25 Wipers 25 Winterization 123 Wiring Schematics 114 115 Wrecker Towing 76 Z Zone Offices Canada 140 Mexico 139 United States 139 Zone Territories Canada 140 United States 138 ...

Page 147: ...ts are given in the SERVICE AND MAINTENANCE section GAS STATION INFORMATION FRONT ACCESS DOORS Release by turning latch knob to the left to loosen Front Access Doors 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 SE quality oils The chart in the SER...

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GMC MOTORHOME 1978, Operating Manual

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