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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 -> ADJUSTMENTS -> C & K Series -> CONTROL CABLES -> G SERIES -> Less A/C -> MODE/TEMPERATURE/RECIRCULATION ACTUATORS -> S & T Series -> With A/C
    Vehicle: 1994 Chevrolet G20 VAN Sportvan 4.3 V6 GAS

    CONTROL CABLES

    G SERIES
    Less A/C
    • Disconnect battery ground cable.
    • Attach inner cable and sheath to instrument panel control.
    • Move temperature cable to "Cold" then attach loop on inner cable to temperature door on heater case.
    • Attach cable sheath to heater case, then move temperature lever to full "Heat." This will require force to slide inner cable clip to its proper position.
    • Move temperature adjusting lever quickly from "Cold" to "Hot." Door should be heard seating at stops.
    With A/C

    The temperature door ca...

    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 Sportvan 5.7 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 -> 1988-95 C/K, G & R/V Series w/Gasoline Engine -> Heavy Duty Emissions -> Light Duty Emissions -> Normal Service -> Severe Service
    Vehicle: 1993 Chevrolet G20 VAN 4.3 V6 GAS

    Light Duty Emissions

    Normal Service

    Replace every 60,000 miles

    Severe Service

    Rep...

    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 U-JOINT, Replace -> Assemble -> Disassemble
    Vehicle: 1994 Chevrolet G20 VAN Sportvan 5.7 V8 GAS

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

    Disassemble

    • Support propeller shaft in a line horizontal with table of a press.
    • Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
    • On models equipped with external snap ring retainers, proceed as follows:
      • Disassemble snap rings by ...

    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+.

    Alternator, Replace -> Auxiliary -> Single Alternator
    Vehicle: 1997 Chevrolet G20 VAN Express 4.3 V6 GAS

    Single Alternator

    • Disconnect battery ground cable.
    • Remove coolant reservoir and air cleaner.
    • Remove upper fan shroud.
    • Remove drive belt, using suitable removal tool.
    • Remove heater hose pipe from alternator and oil fill tubes from support bracket.
    • Remove alternator mounting bolts, then alternator from vehicle.
    • Disconnect electrical connectors.
    • Reverse procedure to install, noting the following:
      • Torque front alternator mounting bolt to 37 f...

    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 -> Low Coolant Lamp ->
    Vehicle: 1994 Chevrolet G20 VAN Sportvan 5.7 V8 GAS

    This lamp should light when engine coolant level in the radiator drops below a predetermined le...

    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 6.5 V8 DIESEL

    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: 1992 Chevrolet G20 VAN 5.7 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 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+.

    LH Rear Inner Corner Of Vehicle Diagram for 1997 Chevrolet G20 VAN Express 6.5 V8 DIESELLH Rear Inner Corner Of Vehicle Diagram for 1997 Chevrolet G20 VAN Express 6.5 V8 DIESEL

    Components on diagram:
  • Auxiliary Blower Motor
  • Auxiliary Blower Motor Resistor
  • Rear Auxiliary Temperature Valve Assembly
  • Rear Auxiliary Mode Valve and Seal Assembly
  • Auxiliary Blower Motor Low Speed Relay
  • Vehicle Speed Sensor   Diagram for 1990 Chevrolet G20 VAN Sportvan 6.2 V8 DIESELVehicle Speed Sensor Diagram for 1990 Chevrolet G20 VAN Sportvan 6.2 V8 DIESEL

    Components on diagram:
  • Vehicle Speed Sensor
  • 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.

    1991 Chevrolet G20 VAN Sportvan 5.7 V8 GAS Wiring Diagram1991 Chevrolet G20 VAN Sportvan 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • LH Front Speaker
  • RH Front Speaker
  • 1992 Chevrolet G20 VAN  5.7 V8 GAS Wiring Diagram1992 Chevrolet G20 VAN 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Dimmer Switch
  • Right Hand High-Low Headlamp
  • Left Hand High-Low Headlamp
  • 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 ON PROPER WHEEL CHANGING PROCEDURES AND CAUTIONS
    Vehicle: 1987 Chevrolet G20 VAN Sportvan 5.7 V8 GAS

    Auto Systems:
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • Document: KEY CODE INFORMATION - REVISED
    Vehicle: 1986 Chevrolet G20 VAN 5.0 V8 GAS

    Auto Systems:
  • 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!

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    Click here to view more details about 1974 Chevrolet G20 Van Antenna1974 Chevrolet G20 Van Antenna, 4-section mast; 1200 mm cable; With top and side key; A high quality universal fender mount antenna; May require modification or other adjustment to your vehicle upon installation; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $5.62

    Click here to view more details about 1974 Chevrolet G20 Van Headlight, Driver Or Passenger Side1974 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; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $17.15

    Click here to view more details about 2013 Chevrolet Silverado Hybrid Pickup Fender Trim2013 Chevrolet Silverado Hybrid Pickup Fender Trim, FENDER TRIM, 4 PIECE SET , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $78.45

    Click here to view more details1997 Isuzu Rodeo L4, 2.6 L, 2559 CC Rebuilt Engine, SOHC, supplied with new head casting., Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,781.00
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