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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

    Computer Relearn Procedures -> General Motors Corp. -> 1997-98 -> 1998-2000 -> 1998-99 -> 1999-2001 -> 1999-2002 -> 2.2L & 2.4L Engines -> 2000-02 -> 2000-04 -> 2001-02 -> 2001-04 -> 3.1L, 3.4L, 3800/3.8L, 4.0L & 4.6L Engines -> 3.5L Engine -> 5.7L Engine -> Achieva, Alero, Grand Am & Skylark -> Achieva, Cavalier, Skylark & Sunfire -> Alero & Grand Am -> Alero & Malibu -> Aurora -> Aurora, Bonneville, DeVille, LeSabre & Seville -> Aurora, Bonneville, Grand Prix, LeSabre & Park Avenue -> Auto Learn Passlock Procedure -> Body Control Module (BCM) -> Bonneville -> Bonneville, Eighty Eight, LeSabre, LSS & Park Avenue -> C & K Series w/Diesel Engine -> C & K Trucks w/Diesel Engine -> Camaro & Firebird -> Catera -> Cavalier & Sunfire -> Century -> Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo & Regal -> Century, Impala, Intrigue, Monte Carlo & Regal -> Corvette -> Crankshaft Position System Variation Learn -> Cutlass & Malibu -> Dash Integration Module (DIM) -> DeVille -> DeVille, Eldorado & Seville -> EEPROM -> Eldorado -> Engine Control Module (ECM) -> Engine Performance -> Except Park Avenue -> Grand Am -> Grand Prix & Regal -> Impala & Monte Carlo -> Instrument Panel Integration Module (IPM) -> Intrigue -> LeSabre -> Less Tech 2 Or Techline Terminal -> Light Truck & Vans -> Park Avenue -> Passenger Cars -> Passkey Module -> Passlock Learn Procedure -> PCM -> Powertrain Control Module (PCM) -> Powertrain Control Module (PCM) & Vehicle Control Module (VCM) -> Rear Integration Module -> Riviera -> Seville -> T50/T60/T20+ -> TDC Offset Adjustment -> Theft Deterrent System Programming -> VCM -> With Tech 2 -> With Techline Terminal & Scan Tool
    Vehicle: 1998 Chevrolet G3500 VAN 6.5 V8 DIESEL

    Passenger Cars

    Body Control Module (BCM)
    Alero & Grand Am

    This procedure must be performed if the BCM, Passlock sensor or PCM is replaced. If BCM is not properly programmed, it will not control all the features properly.

    • Ensure battery is fully charged and ignition switch is in the ON position.
    • Connect a suitably programmed Tech II, or equivalent, scan tool to Data Link Connector (DLC).
    • Access scan tool "Special Functions" menu and follow scan tool instructions to program BCM.
    • If BCM fails to accept the pr...

    CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

    Hydraulic Brake Systems -> Brake System Bleed -> Hydraulic System Flush -> Manual Bleed -> Master Cylinder Bleed -> Parking Brake Bleed -> Pressure Bleed
    Vehicle: 1998 Chevrolet G3500 VAN 7.4 V8 GAS

    Manual Bleed

    • If vehicle is equipped with power brakes, remove vacuum reserve by applying brakes several times with engine off.
    • Fill master cylinder reservoirs with suitable brake fluid. Ensure to always keep master cylinder reservoirs at least half full during entire bleeding procedure.
    • If master cylinder is suspected to have air in the bore, it must be bled first. To bleed master cylinder, proceed as follows:
      • Disconnect forward brake pipe connection at master cylinder.
      • Allow brake fluid to fill master cylinder bore until it begins to flow from forward pipe connector port.
      • Connect ...

    CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN BRAKE SERVICE PROCEDURES

    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 7.4 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 ...

    CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

    DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
    Vehicle: 1998 Chevrolet G3500 VAN 6.5 V8 DIESEL

    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 1998 Chevrolet G3500 VAN DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

    Starter, Replace
    Vehicle: 1998 Chevrolet G3500 VAN 5.7 V8 GAS

    • Disconnect battery ground cable.
    • Raise and support vehicle.
    • Remove starter to engine brace and heat shields.
    • Disconnect wires from solenoids.
    • Remove starter motor mounting bolts, washers and lower starter. Record position of shims, if required.
    • Remove starter motor from vehicle.
    • Reverse procedure to install, notin...

    CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

    General Motors Corp./Saturn Trucks -> Service Throttle Soon Indicator Lamp ->
    Vehicle: 1998 Chevrolet G3500 VAN 7.4 V8 GAS

    A "Service Throttle Soon" indicator lamp is mounted in the lower righthand instrument cluster corner on these models. It lights when the ignition is turned On, but should go out approximately 1-5 seconds after the engine starts.

    Traditional throttle cables are no longer used on these models. The PCM receives signals from an electron...

    CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN MAINTENANCE LAMP RESET PROCEDURES

    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...

    CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet G3500 VAN RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 1998 Chevrolet G3500 VAN AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 1998 Chevrolet G3500 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 1998 Chevrolet G3500 VAN SERPENTINE BELT SERVICE PROCEDURES

    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+.

    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
  • LH Rear Inner Corner Of Vehicle Diagram for 1998 Chevrolet G3500 VAN  5.7 V8 GASLH Rear Inner Corner Of Vehicle Diagram for 1998 Chevrolet G3500 VAN 5.7 V8 GAS

    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
  • 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  5.7 V8 GAS Wiring Diagram1998 Chevrolet G3500 VAN 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Vehicle Control Module (VCM)
  • Data Link Connector
  • Cruise Control Switch
  • TCC/Stoplamp Switch
  • Electronic Brake Control Module (EBCM)
  • 1998 Chevrolet G3500 VAN  7.4 V8 GAS Wiring Diagram1998 Chevrolet G3500 VAN 7.4 V8 GAS Wiring Diagram

    Components on diagram:
  • Electrical Symbol Identification
  • 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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