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1993 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 1993 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 1993 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 1993 Chevrolet G20 VAN AUTOMOBILES

Vacuum & Wiring Diagrams -> Light Duty Trucks & Vans -> Air Conditioning
Vehicle: 1993 Chevrolet G20 VAN 6.2 V8 DIESEL

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BRAKE SERVICE PROCEDURES FOR 1993 Chevrolet G20 VAN AUTOMOBILES

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: 1993 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...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1993 Chevrolet G20 VAN AUTOMOBILES

General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Pressure Relief -> Except Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Tracker & Uplander -> Engine Fuel Pressure Service Port -> Engines Less Fuel Pressure Service Port
Vehicle: 1993 Chevrolet G20 VAN 5.7 V8 GAS

Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.

Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.

After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the vehicle relearns its adaptive strategy.

Engines Less Fuel Pressure ...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1993 Chevrolet G20 VAN AUTOMOBILES

DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 1993 Chevrolet G20 VAN Sportvan 4.3 V6 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 ...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1993 Chevrolet G20 VAN AUTOMOBILES

Alternator, Replace
Vehicle: 1993 Chevrolet G20 VAN 4.3 V6 GAS

  • Disconnect battery ground cable.
  • Disconnect terminal plug and battery lead from rear of alternator.
  • Remove accessory drive belt.
  • Remove alternator mounting bolts.
  • Separate alternator from mounting bracket.
  • Rem...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1993 Chevrolet G20 VAN AUTOMOBILES

General Motors Corp./Saturn Trucks -> Air Cleaner Restriction Indicator ->
Vehicle: 1993 Chevrolet G20 VAN Sportvan 5.7 V8 GAS

An air cleaner restriction indicator, Fig. , is located in the intake duct between the MAF sensor and the air cleaner assembly.

If the window shows green, no service is required at this time. However, if...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1993 Chevrolet G20 VAN AUTOMOBILES

Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 1993 Chevrolet G20 VAN Sportvan 5.7 V8 GAS

Inlet

  • Remove air cleaner.
  • Drain cooling system into a suitable container.
  • Remove heater hose support clamp bolt.
  • Reposition heater core inlet hose clamp at engine.
  • Remove hose from engine.
  • Reposition heater hose inlet clamp at heater core.
  • Remove heater inlet hose from heater core.
  • Remove hose from vehicle.
  • Reverse procedure to install.

Outlet

  • Remove air cleaner.
  • Drain cooling system into a suitable container.
  • Remove heater hose support clamp bolt.
  • Reposition heater hose...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1993 Chevrolet G20 VAN AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1993 Chevrolet G20 VAN 5.0 V8 GAS

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

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COMPONENT LOCATION DIAGRAMS FOR 1993 Chevrolet G20 VAN AUTOMOBILES

Component location diagrams for most 1993 Chevrolet G20 VAN cars and light trucks sold in the U.S. from 1990+.

Transmission Components Diagram for 1993 Chevrolet G20 VAN Sportvan 4.3 V6 GASTransmission Components Diagram for 1993 Chevrolet G20 VAN Sportvan 4.3 V6 GAS

Components on diagram:
  • Output Speed Sensor
  • Input Speed Sensor
  • Transmission
  • Connector C-318
  • Connector C-378
  • Engine Wiring to Shipping Panel Diagram for 1993 Chevrolet G20 VAN  6.2 V8 DIESELEngine Wiring to Shipping Panel Diagram for 1993 Chevrolet G20 VAN 6.2 V8 DIESEL

    Components on diagram:
  • Fuel Pump Relay
  • PCM
  • Connector C-100
  • Connector C-201
  • Connector C-250
  • CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet G20 VAN PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1993 Chevrolet G20 VAN AUTOMOBILES

    OEM drawn wiring diagrams for most 1993 Chevrolet G20 VAN cars and light trucks sold in the U.S.

    1993 Chevrolet G20 VAN  5.0 V8 GAS Wiring Diagram1993 Chevrolet G20 VAN 5.0 V8 GAS Wiring Diagram

    Components on diagram:
  • RH Front Wheel Sensor
  • LH Front Wheel Sensor
  • Brake Pressure Warning Switch
  • Four Wheel Antilock Brake Module
  • 1993 Chevrolet G20 VAN Sportvan 4.3 V6 GAS Wiring Diagram1993 Chevrolet G20 VAN Sportvan 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Power Window
  • CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet G20 VAN WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1993 Chevrolet G20 VAN AUTOMOBILES

    OEM TSB listings for most 1993 Chevrolet G20 VAN cars and light trucks sold in the U.S. from 1985+.

    Document: Car and Truck Fix It Right the First Time Issues
    Vehicle: 1993 Chevrolet G20 VAN 4.3 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: Air Conditioning Odor
    Vehicle: 1993 Chevrolet G20 VAN 4.3 V6 GAS

    Symptoms:
  • Odors
  • Auto Systems:
  • Heating, A/C, Ventilation, Defogger
  • CLICK HERE TO GET FULL ACCESS TO 1993 Chevrolet G20 VAN TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1993 Chevrolet G20 VAN AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1993 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 1993 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 1993 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 1993 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 1993 Chevrolet G20 VAN SPECIFICATIONS DATA!

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    Click here to view more details1981 Chevrolet G20 VAN Used Radiator Assembly, 5.7, AUTO, 4X4 5.7, Very Good.

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    Click here to view more details1992 Chevrolet G20 VAN Used Fan Blade, 8-350 (5.7L), EFI, 5 BLADE, Very Good.

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