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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1994 GMC C1500 Pickup 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 1994 GMC C1500 Pickup automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1994 GMC C1500 Pickup
- 1994 GMC C1500 Pickup Sierra 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
- 1994 GMC C1500 Pickup Sierra 5.0 V8 GAS, CID:305, Fuel Injection, Aspiration:305, Engine VIN:, Desg:H
- 1994 GMC C1500 Pickup Sierra 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
- 1994 GMC C1500 Pickup Sierra 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:P
- 1994 GMC C1500 Pickup Sierra 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:S
- 1994 GMC C1500 Pickup Sierra XC 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
- 1994 GMC C1500 Pickup Sierra XC 5.0 V8 GAS, CID:305, Fuel Injection, Aspiration:305, Engine VIN:, Desg:H
- 1994 GMC C1500 Pickup Sierra XC 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
- 1994 GMC C1500 Pickup Sierra XC 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:P
- 1994 GMC C1500 Pickup Sierra XC 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:S
BRAKE SERVICE PROCEDURES FOR 1994 GMC C1500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC C1500 Pickup cars and light trucks from 1990+.
Disc Brakes -> Delco-Moraine Single Piston Caliper -> Rotor Replacement -> 2WD Models -> 4WD Models
Vehicle: 1994 GMC C1500 Pickup Sierra 6.5 V8 DIESEL
2WD Models
- Raise and support vehicle.
- Remove tire and wheel assembly.
- Remove caliper as outlined under "Caliper Service."
- Remove grease cap from hub/rotor.
- Remove cotter pin, nut and washer.
- Remove hub/rotor from spindle, being careful not to damage spindle threads or outer bearing.
- Reverse procedure to install, noting the following:
- Apply high-temperature wheel bearing grease to inner and outer wheel bearings.
- Torque nut to 12 ft. lbs. while turning wheel assembly forward by hand, back...
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BRAKE SERVICE PROCEDURES FOR 1994 GMC C1500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC C1500 Pickup cars and light trucks from 1990+.
Power Brake Units -> Bendix Brake Boosters -> Power Brake Unit Service -> Accumulator Service -> Assemble -> Bleeding Booster -> Cleaning & Inspection -> Disassemble
Vehicle: 1994 GMC C1500 Pickup Sierra 6.5 V8 DIESEL
Disassemble
- Place accumulator compressor tool No. J-26889 or equivalent, around end of accumulator.
- Install nut onto stud as shown in Fig. , then depress the accumulator with a C-clamp.
- Remove retainer by using a punch.
- Release C-clamp and remove accumulator compressor tool.
- Remove accumulator, O-ring, retainer, plug and spring, Fig. .
- Remove retainer, output pushrod, baffle, piston return spring and retainer.
- Using a suitable saw, cut off eyelet of pedal rod, then remove the boot.
- Remove nut, bracket and bolts, then separate cover from housing.
- Remove piston assembly and seals...
CLICK HERE TO GET FULL ACCESS TO 1994 GMC C1500 Pickup BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 GMC C1500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC C1500 Pickup cars and light trucks from 1990+.
Power Brake Units -> Delco-Moraine Brake Boosters -> Troubleshooting -> Brakes Grab -> Hard Pedal -> Slow Or No Release
Vehicle: 1994 GMC C1500 Pickup Sierra 6.5 V8 DIESEL
Hard Pedal
- Internal vacuum leak.
- Faulty control valve.
- Broken or damaged hydraulic brake lines.
- Collapsed or damaged vacuum hose.
- Plugged or loose vacuum fitting.
- Bad stud welds on front or rear housing on power head.
- Faulty booster diaphragm.
- Restricted air filter element.
- Worn or distorted reaction plate or levers.
- Cracked or broken pow...
CLICK HERE TO GET FULL ACCESS TO 1994 GMC C1500 Pickup BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 GMC C1500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC C1500 Pickup cars and light trucks from 1990+.
Anti-lock Brakes -> ABS-VI Anti-Lock Brake System -> System Service -> ABS Hydraulic Modulator & Master Cylinder Assembly -> ABS Hydraulic Modulator Gears -> ABS Hydraulic Modulator Solenoid Assembly -> ABS Lamp Driver Module -> Accelerometer -> Brake System Bleed -> Component Replacement -> Electronic Brake Control Module (EBCM) -> Enable Relay -> Front Wheel Speed Sensor -> Left Front Wheel Speed Sensor Jumper Harness -> Lumina APV, Silhouette & Trans Sport -> Manual Bleeding -> Pressure Bleeding -> Rear Speed Sensor Wiring Harness -> Rear Wheel Speed Sensor -> Tracker
Vehicle: 1994 GMC C1500 Pickup Sierra XC 6.5 V8 DIESEL
Brake System Bleed
Pressure Bleeding
Lumina APV, Silhouette & Trans Sport
- Remove master cylinder cover, ensure reservoir is properly filled.
- Connect bleeder adapter tool No. J 35589, or equivalent, to master cylinder reservoir.
- Connect bleeder adapter to pressure bleeding equipment.
- Connect a clear plastic bleeder hose to modulator assembly rearward bleeder valve, submerge other end of hose into clean container partially filled with brake fluid.
- Adjust pressure bleeding equipment to 5-10 psi, then wait for approximately 30 seconds to insure there is no leakage.
- Adjust pressure bleed equi...
CLICK HERE TO GET FULL ACCESS TO 1994 GMC C1500 Pickup BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 GMC C1500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC C1500 Pickup cars and light trucks from 1990+.
Anti-lock Brakes -> Four Wheel Anti-Lock Brake System -> Troubleshooting
Vehicle: 1994 GMC C1500 Pickup Sierra XC 6.5 V8 DIESEL
Refer to "Wirin... "
[[table data]]CLICK HERE TO GET FULL ACCESS TO 1994 GMC C1500 Pickup BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 GMC C1500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC C1500 Pickup cars and light trucks from 1990+.
Hydraulic Brake Systems -> Description -> Hydraulic Control Valves -> Master Cylinder
Vehicle: 1994 GMC C1500 Pickup Sierra 5.7 V8 GAS
Master Cylinder
Some vehicles use a conventional tandem master cylinder with two hydraulic pistons operating inline. 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 valv...
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