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1998 Chevrolet G3500 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 1998 Chevrolet G3500 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 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 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 1998 Chevrolet 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 1998 Chevrolet G3500 VAN AUTOMOBILES

Component Replacement & Adjustment -> Light Duty Trucks & Vans -> Compressor, Replace -> Astro & Safari -> Bravada, S & T Series -> C & K Series -> G & P Series -> Montana, Silhouette, Trans Sport & Venture -> Tracker
Vehicle: 1998 Chevrolet G3500 VAN 7.4 V8 GAS

Astro & Safari
  • Recover refrigerant as outlined under .
  • Remove the engine cover, then disconnect electrical connectors from compressor and clutch.
  • Loosen idle pulley and disconnect compressor drive belt.
  • Remove compressor manifold attaching bolt and manifold from rear of compressor, then cap all connections.
  • Remove carburetor vacuum break to provide clearance, if necessary.
  • Remove bolts securing compressor to mounting bracket, then compressor, Fig. .
  • Reverse procedure to install, using new O-rings when installing manifold.
...

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BRAKE SERVICE PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

Anti-lock Brakes -> Kelsey-Hayes -> Description
Vehicle: 1998 Chevrolet G3500 VAN 5.7 V8 GAS

This system is used on all models except Montana, Silhouette, Tracker, Trans Sport and Venture. On 2000 S & T Series , four door utility vehicles can be equipped with either a 310 or 325 ABS system. Pickups and two-door utility vehicles are equipped with 310 ABS systems. While both systems are functionally the same, the 310 differs in size and appearance from the 325. It is designed to reduce the occurrence of wheel lock-up during severe braking conditions. To accomplish this function, the system regulates hydraulic brake line pressure by using an Electro-Hydraulic Control Unit (EHC...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1998 Chevrolet G3500 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: 1998 Chevrolet G3500 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 1998 Chevrolet G3500 VAN AUTOMOBILES

DRIVESHAFT, Replace -> One Piece Driveshaft -> Two Piece Driveshaft
Vehicle: 1998 Chevrolet G3500 VAN 6.5 V8 DIESEL

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...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

Alternator, Replace -> Auxiliary -> Single Alternator
Vehicle: 1998 Chevrolet G3500 VAN 5.7 V8 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...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

General Motors Corp./Saturn Trucks -> Service Four Wheel Drive (4WD) System Warning Lamp ->
Vehicle: 1998 Chevrolet G3500 VAN 6.5 V8 DIESEL

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

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1998 Chevrolet G3500 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 water pump.
  • Remove radiator outlet hose from water pump and from vehicle.
  • Reverse procedure to install.

Upper

  • Drain co...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1998 Chevrolet G3500 VAN 7.4 V8 GAS

These engines use a single serpentine drive belt to drive all engine-mount accessories. All belt drive accessories are rigidly mounted with belt tension maintained by a spring loaded automatic tensioner.

  • Rotate tensioner counterclockwise using suitable 1/2 inch break...

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COMPONENT LOCATION DIAGRAMS FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

Component location diagrams for most 1998 Chevrolet G3500 VAN cars and light trucks sold in the U.S. from 1990+.

Lower RH Side Engine Wiring Diagram for 1998 Chevrolet G3500 VAN  5.7 V8 GASLower RH Side Engine Wiring Diagram for 1998 Chevrolet G3500 VAN 5.7 V8 GAS

Components on diagram:
  • Knock Sensor
  • Crankshaft Position Sensor
  • Connector C-102
  • LH Side Of Engine Compartment Diagram for 1998 Chevrolet G3500 VAN  6.5 V8 DIESELLH Side Of Engine Compartment Diagram for 1998 Chevrolet G3500 VAN 6.5 V8 DIESEL

    Components on diagram:
  • Vehicle Control Module
  • Under Hood Fuse-Relay Center
  • CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

    OEM drawn wiring diagrams for most 1998 Chevrolet G3500 VAN cars and light trucks sold in the U.S.

    1998 Chevrolet G3500 VAN  6.5 V8 DIESEL Wiring Diagram1998 Chevrolet G3500 VAN 6.5 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Headlamp Switch
  • Convenience Center
  • Illuminated Entry Module
  • 1998 Chevrolet G3500 VAN  6.5 V8 DIESEL Wiring Diagram1998 Chevrolet G3500 VAN 6.5 V8 DIESEL Wiring Diagram

    Components on diagram:
  • Upfitter Position Relay
  • CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

    OEM TSB listings for most 1998 Chevrolet G3500 VAN cars and light trucks sold in the U.S. from 1985+.

    Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 1998 Chevrolet G3500 VAN 5.7 V8 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • Document: New Website for AFIT, TPM, and VDR Updates
    Vehicle: 1998 Chevrolet G3500 VAN 5.7 V8 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1998 Chevrolet 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 1998 Chevrolet 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 1998 Chevrolet 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 1998 Chevrolet 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 1998 Chevrolet G3500 VAN SPECIFICATIONS DATA!

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