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GMC G35/G3500 VAN CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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    Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about GMC G35/G3500 VAN car and truck repair procedures including GMC engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your GMC G35/G3500 VAN automobile. Try the Automotix DIY solution today!
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    Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for GMC mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your GMC G35/G3500 VAN vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

    A/C & HEATER SERVICE PROCEDURES FOR GMC G35/G3500 VAN AUTOMOBILES

    Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported GMC G35/G3500 VAN cars and light trucks from 1990+

    Compressor Service -> Harrison HD6/HT6 Compressor -> Compressor Clutch Service -> Clutch Coil, Replace -> Clutch Plate & Hub, Replace -> Clutch Pulley & Bearing, Replace -> Installation -> Removal
    Vehicle: 1998 GMC G35/G3500 VAN 7.4 V8 GAS

    Clutch Plate & Hub, Replace

    Service procedures given are for compressor removed and mounted in suitable holding fixture. However, on most applications, compressor clutch components can be serviced without removing compressor or recovering refrigerant from system. If refrigerant recovery becomes necessary, refer to "General Service" for procedure.

    To prevent serious internal compressor damage, when removing or installing clutch components, never apply pressure directly to the compressor shaft. Always use a suitable shaft protector.

    Removal

    Refer to Fig. when performing compr...

    CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR GMC G35/G3500 VAN AUTOMOBILES

    Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported GMC G35/G3500 VAN cars and light trucks from 1990+.

    POWER BRAKE UNITS, GENERAL MOTORS -> Bendix Brake Boosters -> TROUBLESHOOTING -> ACCUMULATOR LEAK-DOWN, SYSTEM DOES NOT HOLD CHARGE -> GRABBY BRAKES OR BOOSTER CHATTERS/PEDAL VIBRATES -> SLOW BRAKE PEDAL RETURN
    Vehicle: 1991 GMC G35/G3500 VAN Vandura 5.7 V8 GAS

    SLOW BRAKE PEDAL RETURN

    • Excessive seal friction in booster.
    • Faulty spool action.
    • Restriction in return line from booster to pump reservoir.
    • Damaged input rod end.

    GRABBY BRAKES OR BOOSTER CHATTERS/PEDAL VIBRATES

    • Faulty spool action caused by contamination in ...

    CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR GMC G35/G3500 VAN AUTOMOBILES

    Fuel filter replacement procedures with corresponding images for most domestic and imported GMC G35/G3500 VAN cars and light trucks sold in the U.S. for 1980+.

    General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Component Locations -> Late 1986-06 Chevrolet & GMC G Series w/Gasoline Engines
    Vehicle: 1996 GMC G35/G3500 VAN 7.4 V8 GAS

    CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR GMC G35/G3500 VAN AUTOMOBILES

    Includes CV axle, universal joint, and driveline replacement, for domestic and imported GMC G35/G3500 VAN cars and light trucks from 1990+.

    DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble -> External Snap Ring Type -> Nylon Injected Ring Type
    Vehicle: 1996 GMC G35/G3500 VAN Savana 5.7 V8 GAS

    Nylon Injected Ring Type

    Never clamp propeller shaft tubing In a vise. Clamping could dent or deform tube causing an Imbalance or unsafe condition. Always clamp on one of yokes and support shaft horizontally. Avoid damaging slip yoke sealing surface. Nicks may damage bushing or cut lip seal.

    Disassemble
    • Place universal joint so that lower ear of yoke is supported on a 30 mm (1 1/8 inch) socket.
    • In order to shear plastic retaining ring on bearing cup, place special tool J 9522-3 or equivalent on open horizontal bearing cups and press lower bearing cup out of yoke ear. If ...

    CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR GMC G35/G3500 VAN AUTOMOBILES

    Includes starter and alternator replacement procedures for domestic and imported GMC G35/G3500 VAN cars and light trucks from 1990+.

    Starter, Replace
    Vehicle: 1995 GMC G35/G3500 VAN 7.4 V8 GAS

    • Disconnect battery ground cable.
    • Raise and support vehicle.
    • Remove starter to engine brace and heat shields, if equipped.
    • Remove starter motor mounting bolts and lower ...

    CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR GMC G35/G3500 VAN AUTOMOBILES

    Maintenance lamp reset procedures with corresponding images for most domestic and imported GMC G35/G3500 VAN cars and light trucks sold in the U.S. from 1990+.

    General Motors Corp./Saturn Trucks -> StabiliTrak Control System Warning Lamp ->
    Vehicle: 1992 GMC G35/G3500 VAN 6.2 V8 DIESEL

    This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If the warning...

    CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR GMC G35/G3500 VAN AUTOMOBILES

    Includes radiator, cooling and heater hose replacement procedures for domestic and imported GMC G35/G3500 VAN cars and light trucks from 1990+

    Radiator, Replace
    Vehicle: 1992 GMC G35/G3500 VAN 6.2 V8 DIESEL

    • Drain coolant from radiator into a suitable container.
    • Remove upper fan shroud bolts and upper fan shroud.
    • Remove upper insulators and brackets.
    • Remove upper and lower radiator hoses.
    • Disconnect and plug transmission fluid cooler lines.
    • Disconnect and plug engine oil cooler lines.
    • Remove lower fan shroud r...

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    SERPENTINE BELT SERVICE PROCEDURES FOR GMC G35/G3500 VAN AUTOMOBILES

    Serpentine belt replacement procedures with corresponding images for most domestic and imported GMC G35/G3500 VAN cars and light trucks sold in the U.S. from 1990+.

    Serpentine Drive Belt, Replace
    Vehicle: 1996 GMC G35/G3500 VAN 7.4 V8 GAS

    • Rotate tensioner counterclockwise, using a 1/2 inch breaker bar with a socket placed on tensioner ...

    CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR GMC G35/G3500 VAN AUTOMOBILES

    Component location diagrams for most GMC G35/G3500 VAN cars and light trucks sold in the U.S. from 1990+.

    ESC Module   Diagram for 1990 GMC G35/G3500 VAN Rally 6.2 V8 DIESELESC Module Diagram for 1990 GMC G35/G3500 VAN Rally 6.2 V8 DIESEL

    Components on diagram:
  • ESC Module
  • Coolant Sensor Diagram for 1990 GMC G35/G3500 VAN Vandura 6.2 V8 DIESELCoolant Sensor Diagram for 1990 GMC G35/G3500 VAN Vandura 6.2 V8 DIESEL

    Components on diagram:
  • Coolant Temperature Sensor
  • CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR GMC G35/G3500 VAN AUTOMOBILES

    OEM drawn wiring diagrams for most GMC G35/G3500 VAN cars and light trucks sold in the U.S.

    1990 GMC G35/G3500 VAN Rally 5.7 V8 GAS Wiring Diagram1990 GMC G35/G3500 VAN Rally 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Windshield Washer Pump
  • Windshield Washer Motor
  • Pulse Wiper Control Module
  • Pulse Wiper Washer/Dimmer Switch
  • 1994 GMC G35/G3500 VAN  5.7 V8 GAS Wiring Diagram1994 GMC G35/G3500 VAN 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • LH Side Marker Lamp
  • RH Side Marker Lamp
  • Light Switch
  • LH Tail Stop And Turn Signal Lamp
  • RH Tail Stop And Turn Signal Lamp
  • CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR GMC G35/G3500 VAN AUTOMOBILES

    OEM TSB listings for most GMC G35/G3500 VAN cars and light trucks sold in the U.S. from 1985+.

    Document: PROCEDURE TO HANDLE CUSTOMER RADIO CONCERNS
    Vehicle: 1985 GMC G35/G3500 VAN Vandura 6.2 V8 DIESEL

    Auto Systems:
  • Entertainment: Stereo, Radio, Cassettes
  • Document: ELECTRONIC DEVICES/AC DELCO ADVANCE EXCHANGE PROGRAM
    Vehicle: 1986 GMC G35/G3500 VAN Vandura 6.2 V8 DIESEL

    Auto Systems:
  • Electronic Devices, Computers, PROMS, Sensors
  • CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR GMC G35/G3500 VAN AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most GMC G35/G3500 VAN cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most GMC G35/G3500 VAN cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most GMC G35/G3500 VAN cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most GMC G35/G3500 VAN cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO GMC G35/G3500 VAN SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 1974 GMC G35/G3500 Van Windshield Hardware, Rear1974 GMC G35/G3500 Van Windshield Hardware, Rear, With joint clamp; A high quality, direct fit OE replacement windshield molding lockstrip..

    Source: Auto Body Parts Store

    $26.29

    Click here to view more details1973 GMC G35/G3500 Van Ignition Switch, Blade type; 9-prong male terminal; A high quality, OE replacement ignition switch; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $22.59

    Click here to view more details2007 GMC Van Savana Door Mirror Glass Perf Passenger Side, Passenger Side Replacement Mirror Glass; 9-5/8; Convex, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $18.45

    Click here to view more details1990 GMC G35/G3500 Van V8, 7.4 L, 454 CID Rebuilt Engine, Light truck, 2 bolt main, TBI, 2-piece rear main seal., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,845.00

    Click here to view more details1993 GMC G35/G3500 VAN Used Condenser Assembly, 4.3, COL, RWD exc. 30 HD; exc. 8-454, Very Good.

    Source: Used Auto Parts Store

    $217.00

    Click here to view more details1978 GMC G35/G3500 VAN Used Grille, 4DR FADED PNT, Good.

    Source: Used Auto Parts Store

    $80.00
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