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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1998 GMC P35/P3500 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 P35/P3500 VAN automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1998 GMC P35/P3500 VAN
- 1998 GMC P35/P3500 VAN 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:R
- 1998 GMC P35/P3500 VAN 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W
- 1998 GMC P35/P3500 VAN 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:F
- 1998 GMC P35/P3500 VAN 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:J
- 1998 GMC P35/P3500 VAN 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:Y
- 1998 GMC P35/P3500 VAN 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:B
BRAKE SERVICE PROCEDURES FOR 1998 GMC P35/P3500 VAN AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 GMC P35/P3500 VAN cars and light trucks from 1990+.
Drum Brakes -> Inspection -> Adjuster Mechanism -> Backing Plate -> Brake Drums -> Brake Linings & Springs -> General System -> Parking Brake Cable
Vehicle: 1998 GMC P35/P3500 VAN 7.4 V8 GAS
General System
- Inspect components for damage or unusual wear. Replace as required.
- Inspect backing plate mounting bolts and ensure they are tight.
- Inspect wheel cylinders. Excessive fluid indicates cup leakage and need for wheel cylinder replacement. Slight amount of fluid is always present and is considered normal, acting as lubricant for cylinder pistons.
- Check adjuster screw operation. If satisfactory, lightly lubricate adjusting screw and washer with suitable brake lube. If operation is unsatisfactory, replace.
- C clean rust and dirt from shoe contact surfaces on backing plate using fi...
CLICK HERE TO GET FULL ACCESS TO 1998 GMC P35/P3500 VAN BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1998 GMC P35/P3500 VAN AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 GMC P35/P3500 VAN cars and light trucks from 1990+.
Power Brake Units -> Bendix Brake Booster -> Troubleshooting -> Accumulator Leak-Down, System Does Not Hold Charge -> Grabby Brakes Or Booster Chatters/Pedal Vibrates -> Slow Brake Pedal Return
Vehicle: 1998 GMC P35/P3500 VAN 7.4 V8 GAS
Slow Brake Pedal Return
- Excessive seal friction in booster.
- Faulty spool action.
- Restriction in return line from booster to pump reservoir.
- Damaged input rod end.
Grabby Brakes Or Booster Chatters/Pedal Vibrates
- Faulty spool action caused by contamination in sys...
CLICK HERE TO GET FULL ACCESS TO 1998 GMC P35/P3500 VAN BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1998 GMC P35/P3500 VAN AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 GMC P35/P3500 VAN cars and light trucks from 1990+.
Disc Brakes -> Bendix Dual Piston Sliding Caliper -> Brake Pad Service
Vehicle: 1998 GMC P35/P3500 VAN 4.3 V6 GAS
The procedures to remove and install the brake pads are outlined under "Cali... "
CLICK HERE TO GET FULL ACCESS TO 1998 GMC P35/P3500 VAN BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1998 GMC P35/P3500 VAN AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 GMC P35/P3500 VAN cars and light trucks from 1990+.
Hydraulic Brake Systems -> Description -> Hydraulic Control Valves -> Master Cylinder
Vehicle: 1998 GMC P35/P3500 VAN 4.3 V6 GAS
Master Cylinder
Some vehicles use a conventional tandem master cylinder with two hydraulic pistons operating in-line. The primary piston controls the front brake system and the secondary piston controls the rear brake system.
Other models use a master cylinder that operates the same as the conventional master cylinder, but also incorporates a quick take-up feature in the rear chamber to reduce excessive pedal travel which may result from increased fluid displacement required to move the low drag caliper piston out against the rotor.
The quick take-up uses a spring-loaded ball check val...
CLICK HERE TO GET FULL ACCESS TO 1998 GMC P35/P3500 VAN BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1998 GMC P35/P3500 VAN AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 GMC P35/P3500 VAN cars and light trucks from 1990+.
Anti-lock Brakes -> Kelsey-Hayes -> Precautions -> Battery Ground Cable -> Delco LOC II -> General Service Precautions -> Radio Security System -> Theftlock
Vehicle: 1998 GMC P35/P3500 VAN 7.4 V8 GAS
Battery Ground Cable
Prior to service disconnect battery ground cable and isolate as required.
Radio Security System
Theftlock
If the Theftlock system is active when battery power is interrupted, the customers security code must be entered to restore proper function of the radio. To unlock a secured radio after power loss, proceed as follows:
- "LOC" appears with ignition in On position.
- Press "NM" and "000" will appear on display.
- Press "NM" again to make last two digits agree with security code.
- Press "HR" to make first 1 or 2 digits agree with security code.
- Press "AM-FM" to select code entered. "SEC" wi...
CLICK HERE TO GET FULL ACCESS TO 1998 GMC P35/P3500 VAN BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1998 GMC P35/P3500 VAN AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 GMC P35/P3500 VAN cars and light trucks from 1990+.
Drum Brakes -> Tightening Specifications;
Vehicle: 1998 GMC P35/P3500 VAN 6.5 V8 DIESEL
CLICK HERE TO GET FULL ACCESS TO 1998 GMC P35/P3500 VAN BRAKE SERVICE PROCEDURES
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