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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1998 GMC G25/G2500 VAN car and truck
repair procedures including GMC 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 1998 GMC G25/G2500 VAN automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1998 GMC G25/G2500 VAN
- 1998 GMC G25/G2500 VAN 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:R
- 1998 GMC G25/G2500 VAN 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W
- 1998 GMC G25/G2500 VAN 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:F
- 1998 GMC G25/G2500 VAN 5.0 V8 GAS, CID:305, Fuel Injection, Aspiration:305, Engine VIN:, Desg:M
A/C & HEATER SERVICE PROCEDURES FOR 1998 GMC G25/G2500 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 1998 GMC G25/G2500 VAN cars and light trucks from 1990+
Electric Cooling Fans -> Light Duty Trucks & Vans -> Component Replacement -> C, K & P Series -> Electric Cooling Fan -> Montana, Silhouette, Trans Sport & Venture
Vehicle: 1998 GMC G25/G2500 VAN 6.5 V8 DIESEL
Electric Cooling Fan
Montana, Silhouette, Trans Sport & Venture
- Disconnect cooling fan electrical connector.
- Loosen engine mount strut bolts on engine side.
- Remove engine mount strut bracket brace bolts from upper radiator support, then rotate struts and bracket rearward.
- Remove air cleaner and duct assembly.
- Remove cooling fan shroud bolts. ...
CLICK HERE TO GET FULL ACCESS TO 1998 GMC G25/G2500 VAN A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 GMC G25/G2500 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 1998 GMC G25/G2500 VAN cars and light trucks from 1990+
General Service Domestic Vehicles -> 1998-2000 -> Precautions -> A/C Refrigerant Oil -> Battery Ground Cable -> Cleanliness -> Engine Coolant -> Exercise System -> General Service -> Product Compatibility -> R-134a -> Safety
Vehicle: 1998 GMC G25/G2500 VAN 5.0 V8 GAS
Battery Ground Cable
Prior to service disconnect battery ground cable and isolate as required.
Product Compatibility
A/C Refrigerant Oil
Before replenishing refrigerant oil, ensure product compatibility with the system being serviced. Refer to "A/C Data" for specifications.
Engine Coolant
Before adding or replacing engine coolant, ensure product compatibility with the system being serviced. If using orange silicate-free coolant, do not mix with green silicated coolant. If mixed, premature engine, heater core or radiator corrosion may result.
...CLICK HERE TO GET FULL ACCESS TO 1998 GMC G25/G2500 VAN A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 GMC G25/G2500 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 1998 GMC G25/G2500 VAN cars and light trucks from 1990+
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 GMC G25/G2500 VAN 5.7 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.
CLICK HERE TO GET FULL ACCESS TO 1998 GMC G25/G2500 VAN A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 GMC G25/G2500 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 1998 GMC G25/G2500 VAN cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 1998 GMC G25/G2500 VAN 6.5 V8 DIESEL
CLICK HERE TO GET FULL ACCESS TO 1998 GMC G25/G2500 VAN A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 GMC G25/G2500 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 1998 GMC G25/G2500 VAN cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
Vehicle: 1998 GMC G25/G2500 VAN 5.7 V8 GAS
CLICK HERE TO GET FULL ACCESS TO 1998 GMC G25/G2500 VAN A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1998 GMC G25/G2500 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 1998 GMC G25/G2500 VAN cars and light trucks from 1990+
Manual Air Conditioning & Heater System Diagnosis & Testing -> Light Duty Trucks & Vans -> Heater Troubleshooting
Vehicle: 1998 GMC G25/G2500 VAN 5.7 V8 GAS
Refer to "Diagnostic ... "
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