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1998 Chevrolet G2500 VAN CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 1998 Chevrolet G2500 VAN 5.7 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
Hydraulic Brake Systems -> Adjustments -> Height Sensing Proportioning Valve
Vehicle: 1998 Chevrolet G2500 VAN 4.3 V6 GAS
Height Sensing Proportioning Valve
The height sensing proportioning valve must be adjusted whenever the valve and/or linkage is disassembled or removed for service. In addition, adjustment should be checked if excessive front wheel lock-up is experienced with a lower than desired brake application rate when vehicle is at or near maximum GVWR.
- Raise and support vehicle, leave wheels on and allow axle to hang freely.
- Remove lever retaining nut and disconnect lever from valve shaft, Fig. .
- Rotate valve shaft to permit installation of correct adjustment gauge, Fig. , ensure D shaped ho...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Scheduled Maintenance -> 1996-03 C/K, G & R/V Series w/Gasoline Engine -> Heavy Duty Emissions -> Light Duty Emissions -> Normal Service -> Severe Service
Vehicle: 1998 Chevrolet G2500 VAN 5.7 V8 GAS
Light Duty Emissions
Normal Service
Replace every 30,000 miles
Severe Service
Rep...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 1998 Chevrolet G2500 VAN 5.0 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 ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
Alternator, Replace -> Auxiliary -> Single Alternator
Vehicle: 1998 Chevrolet G2500 VAN 5.0 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 G2500 VAN AUTOMOBILES
General Motors Corp./Saturn Trucks -> Check Engine/Service Engine Soon Indicator Lamp -> Diesel Electronic Control System
Vehicle: 1998 Chevrolet G2500 VAN 6.5 V8 DIESEL
The Check Engine/Service Engine Soon Lamp should light when the ignition is turned On. When the engine is started, the lamp should go off. If the lamp remains on after the engine is started, the self diagnosis system has detected a problem and has stored a code in the system Electronic Control Module (...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
Radiator, Replace
Vehicle: 1998 Chevrolet G2500 VAN 5.0 V8 GAS
- Drain coolant to suitable container.
- Remove air cleaner, duct and coolant recovery reservoir.
- Remove mounting bolts, upper to lower mounting bolts and upper fan shroud.
- Remove mounting bolts and lower...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1998 Chevrolet G2500 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...
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COMPONENT LOCATION DIAGRAMS FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
Component location diagrams for most 1998 Chevrolet G2500 VAN cars and light trucks sold in the U.S. from 1990+.
Below LH Side Of I/P Diagram for 1998 Chevrolet G2500 VAN 4.3 V6 GAS Components on diagram: |
Top Of Steering Column Diagram for 1998 Chevrolet G2500 VAN 4.3 V6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
OEM drawn wiring diagrams for most 1998 Chevrolet G2500 VAN cars and light trucks sold in the U.S.
1998 Chevrolet G2500 VAN 5.7 V8 GAS Wiring Diagram Components on diagram: |
1998 Chevrolet G2500 VAN 4.3 V6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
OEM TSB listings for most 1998 Chevrolet G2500 VAN cars and light trucks sold in the U.S. from 1985+.
Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 1998 Chevrolet G2500 VAN 5.7 V8 GAS Auto Systems: |
Document: New Website for AFIT, TPM, and VDR Updates Vehicle: 1998 Chevrolet G2500 VAN 5.7 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1998 Chevrolet G2500 VAN AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1998 Chevrolet G2500 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 G2500 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 G2500 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 G2500 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
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