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Chevrolet G20 VAN CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet 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 Chevrolet G20 VAN car and truck repair procedures including Chevrolet 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 Chevrolet G20 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 Chevrolet mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your Chevrolet G20 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 Chevrolet G20 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 Chevrolet G20 VAN cars and light trucks from 1990+

    Component Replacement & Adjustment -> Light Duty Trucks & Vans -> ACCUMULATOR, REPLACE
    Vehicle: 1995 Chevrolet G20 VAN Sportvan 5.7 V8 GAS

    • Disconnect battery ground cable.
    • If equipped, remove pressure switch connector and compressor clutch cable.
    • Recover refrigerant from the system.
    • Remove the refrigerant line...

    CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR Chevrolet G20 VAN AUTOMOBILES

    Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Chevrolet G20 VAN cars and light trucks from 1990+.

    Anti-lock Brakes -> Rear Wheel Anti-Lock Brake System -> System Service -> 1992 -> 1993-95 -> Anti-Lock Pressure Valve (APV) -> Brake System Bleed -> C & K Series -> Component Replacement -> Electronic Brake Control Module (EBCM) -> Electronic Control Unit (ECU) -> Isolation/Dump Valve Assembly -> Manual Bleeding -> Pressure Bleeding -> Vehicle Control Module (VCM) -> Vehicle Speed Sensor
    Vehicle: 1992 Chevrolet G20 VAN 5.0 V8 GAS

    Brake System Bleed

    1992

    Before bleeding the brakes, the front and rear displacement cylinder pistons must be returned to the top most position. Using a TECH 1 or equivalent scan tool, enter manual control function and apply the front and rear motors. Ensure enable relay is on.

    Use only DOT 3 brake fluid from a clean and sealed container. Do not use DOT 5 brake fluid.

    Pressure Bleeding
    • Remove master cylinder cover, ensure reservoir is properly filled.
    • Connect bleeder adapter tool No. J 35589, or equivalent, to master cylinder reservoir.
    • Connect bleeder adapter to pressure bleeding equipm...

    CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR Chevrolet G20 VAN AUTOMOBILES

    Fuel filter replacement procedures with corresponding images for most domestic and imported Chevrolet G20 VAN cars and light trucks sold in the U.S. for 1980+.

    General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Scheduled Maintenance -> 1988-06 C/K, G & R/V Series w/Diesel Engines -> Normal Service -> Severe Service
    Vehicle: 1990 Chevrolet G20 VAN 6.2 V8 DIESEL

    Normal Service

    Repl...

    CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Chevrolet G20 VAN AUTOMOBILES

    Includes CV axle, universal joint, and driveline replacement, for domestic and imported Chevrolet G20 VAN cars and light trucks from 1990+.

    DRIVESHAFT, Replace -> One Piece Driveshaft -> Two Piece Driveshaft
    Vehicle: 1991 Chevrolet G20 VAN Sportvan 5.0 V8 GAS

    One Piece Driveshaft
    • Raise and support vehicle.
    • Mark rear universal joint to drive shaft flange.
    • Remove retaining bolts and clamps.
    • Remove propeller shaft from pinion drive flange.
    • Remove propeller shaft from transmission/transfer case.
    • Using tape or a rubber band, wrap the U-Joint bearing caps to ensure bearing caps do not separate from U-Joint.
    • Reverse procedure to install, noting the following:
      • Align reference marks made during removal.
      • Torque yoke retainer bolts to 18 ft. lbs.
    Two Piece Driveshaft
    • Raise and support vehicle.
    • Suppor...

    CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Chevrolet G20 VAN AUTOMOBILES

    Includes starter and alternator replacement procedures for domestic and imported Chevrolet G20 VAN cars and light trucks from 1990+.

    Starter, Replace
    Vehicle: 1993 Chevrolet G20 VAN Sportvan 4.3 V6 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 Chevrolet G20 VAN STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR Chevrolet G20 VAN AUTOMOBILES

    Maintenance lamp reset procedures with corresponding images for most domestic and imported Chevrolet G20 VAN cars and light trucks sold in the U.S. from 1990+.

    General Motors Corp./Saturn Trucks -> Check Fuel Cap Lamp ->
    Vehicle: 1991 Chevrolet G20 VAN Sportvan 5.0 V8 GAS

    The Check Fuel Cap Lamp will illuminate momentarily when the ignition switch is placed in the On position as a bulb check. I...

    CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Chevrolet G20 VAN AUTOMOBILES

    Includes radiator, cooling and heater hose replacement procedures for domestic and imported Chevrolet G20 VAN cars and light trucks from 1990+

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 1994 Chevrolet G20 VAN Sportvan 5.7 V8 GAS

    Lower

    • Drain cooling system into a suitable container.
    • Reposition hose clamp from radiator.
    • Remove radiator outlet hose from radiator.
    • Reposition hose clamp from coolant pump.
    • Remove radiator outlet hose from coolant pump and from vehicle.
    • Reverse procedure...

    CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR Chevrolet G20 VAN AUTOMOBILES

    Serpentine belt replacement procedures with corresponding images for most domestic and imported Chevrolet G20 VAN cars and light trucks sold in the U.S. from 1990+.

    Serpentine Drive Belt, Replace
    Vehicle: 1996 Chevrolet G20 VAN 6.5 V8 DIESEL

    • Rotate tensioner arm counterclockwise using 3/8 inch breaker bar.
    • Remove belt from pulleys.
    • Route new belt over all pulleys except tensioner arm.
    • Rotate tensioner arm co...

    CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR Chevrolet G20 VAN AUTOMOBILES

    Component location diagrams for most Chevrolet G20 VAN cars and light trucks sold in the U.S. from 1990+.

    RH Side Of Engine   Diagram for 1989 Chevrolet G20 VAN  5.7 V8 GASRH Side Of Engine Diagram for 1989 Chevrolet G20 VAN 5.7 V8 GAS

    Components on diagram:
  • Throttle Position Sensor
  • Knock Sensor
  • Fuel Pump Relay
  • Coolant Temperature Sensor
  • AIR Diverter Valve
  • RH Side Of Engine   Diagram for 1990 Chevrolet G20 VAN  6.2 V8 DIESELRH Side Of Engine Diagram for 1990 Chevrolet G20 VAN 6.2 V8 DIESEL

    Components on diagram:
  • Glow Plug
  • Fuel Shutoff
  • Fast Idle Solenoid Connector
  • Cold Advance & Fast Idle
  • CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR Chevrolet G20 VAN AUTOMOBILES

    OEM drawn wiring diagrams for most Chevrolet G20 VAN cars and light trucks sold in the U.S.

    1995 Chevrolet G20 VAN Sportvan 4.3 V6 GAS Wiring Diagram1995 Chevrolet G20 VAN Sportvan 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Vehicle Speed Sensor
  • Vehicle Speed Sensor (VSS)
  • Output Speed Sensor
  • 1997 Chevrolet G20 VAN Express 5.0 V8 GAS Wiring Diagram1997 Chevrolet G20 VAN Express 5.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Starter Relay
  • Blower Motor Resistor
  • Blower Motor Relay
  • CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR Chevrolet G20 VAN AUTOMOBILES

    OEM TSB listings for most Chevrolet G20 VAN cars and light trucks sold in the U.S. from 1985+.

    Document: INFORMATION FOR DEALERS ON HOW TO SUBMIT A FIELD PRODUCT REPORT - REVISED
    Vehicle: 1990 Chevrolet G20 VAN Sportvan 4.3 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: KEYCODE SECURITY RULES AND INFORMATION ON GM KEYCODE LOOK-UP APPLICATION - REVISED
    Vehicle: 1990 Chevrolet G20 VAN Sportvan 6.2 V8 DIESEL

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Glass, Doors, Hood, Decklid, Tailgate, Liftgate, Locks
  • CLICK HERE TO GET FULL ACCESS TO Chevrolet G20 VAN TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR Chevrolet G20 VAN AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Chevrolet G20 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 Chevrolet G20 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 Chevrolet G20 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 Chevrolet G20 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 Chevrolet G20 VAN SPECIFICATIONS DATA!

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

    Click here to view more details about 1974 Chevrolet G20 Van Headlight1974 Chevrolet G20 Van Headlight, Bulbs included; Sealed beam type; Round; DOT and SAE approved; A high quality, direct fit OE replacement headlight assembly..

    Source: Auto Body Parts Store

    $9.32

    Click here to view more details1974 Chevrolet G20 Van Headlight, Driver Or Passenger Side, Bulbs included; Sealed beam and halogen type; Round; DOT and SAE approved; A high quality, OE replacement headlight assembly; With 1-year limited Matheny warranty..

    Source: Auto Body Parts Store

    $22.43

    Click here to view more details2002 Chevrolet Camaro Aftermarket Wheel Covers, AFTERMARKET WHEEL COVERS, 16 INCH, SILVER ABS 7 DOUBLE VENT, SPRING STEEL CLIP APPLICATION, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $30.10

    Click here to view more details about 1994 Isuzu Pickup L4, 2.3 L, 2254 CC Rebuilt Engine1994 Isuzu Pickup L4, 2.3 L, 2254 CC Rebuilt Engine, SOHC, supplied with new head casting., Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,724.00

    Click here to view more details1990 Chevrolet G20 VAN Used Steering Gear, 5.7, AUTO, RWD, PS Power Steering; 30 ser, Very Good.

    Source: Used Auto Parts Store

    $187.00

    Click here to view more details1993 Chevrolet G20 VAN Used Condenser Assembly, 4.3, COL, RWD exc. 30 HD; exc. 8-454, Very Good.

    Source: Used Auto Parts Store

    $217.00
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