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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1994 GMC K2500 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 K2500 Pickup automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1994 GMC K2500 Pickup
- 1994 GMC K2500 Pickup Sierra 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
- 1994 GMC K2500 Pickup Sierra 5.0 V8 GAS, CID:305, Fuel Injection, Aspiration:305, Engine VIN:, Desg:H
- 1994 GMC K2500 Pickup Sierra 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
- 1994 GMC K2500 Pickup Sierra 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:N
- 1994 GMC K2500 Pickup Sierra 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:P
- 1994 GMC K2500 Pickup Sierra 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:S
- 1994 GMC K2500 Pickup Sierra 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:F
- 1994 GMC K2500 Pickup Sierra XC 5.0 V8 GAS, CID:305, Fuel Injection, Aspiration:305, Engine VIN:, Desg:H
- 1994 GMC K2500 Pickup Sierra XC 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
- 1994 GMC K2500 Pickup Sierra XC 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:N
- 1994 GMC K2500 Pickup Sierra XC 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:P
- 1994 GMC K2500 Pickup Sierra XC 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:S
- 1994 GMC K2500 Pickup Sierra XC 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:F
BRAKE SERVICE PROCEDURES FOR 1994 GMC K2500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC K2500 Pickup cars and light trucks from 1990+.
Disc Brakes -> Delco-Moraine Single Piston Caliper -> Precautions -> Brake Disc Service -> Brake Lines & Linings -> Brake Roughness -> General
Vehicle: 1994 GMC K2500 Pickup Sierra XC 5.7 V8 GAS
Brake Lines & Linings
Remove one of the front wheels and inspect the brake disc, caliper and linings.
Do not allow any oil or grease on the linings. It is recommended that all linings be replaced in sets when worn or damaged.
If the caliper is cracked or fluid leakage through the casting is evident, it must be replaced as a unit.
Brake Roughness
The most common cause of brake chatter on disc brakes is a variation in thickness of the disc. If roughness or vibration is encountered during highway operation or if pedal pumping is experienced at low speeds, the disc may have excessive thickne...
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BRAKE SERVICE PROCEDURES FOR 1994 GMC K2500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC K2500 Pickup cars and light trucks from 1990+.
Power Brake Units -> Bendix Brake Boosters -> Troubleshooting -> Accumulator Leak-Down, System Does Not Hold Charge -> Grabby Brakes Or Booster Chatters/Pedal Vibrates -> Slow Brake Pedal Return
Vehicle: 1994 GMC K2500 Pickup Sierra 6.5 V8 DIESEL
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 ...
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BRAKE SERVICE PROCEDURES FOR 1994 GMC K2500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC K2500 Pickup cars and light trucks from 1990+.
Hydraulic Brake Systems -> Component Service -> Assemble -> Bendix Master Cylinder -> Cast Iron Type -> Composite Type -> Delco-Moraine Master Cylinder -> Disassemble -> Inspection -> Tracker Master Cylinder -> Wheel Cylinder
Vehicle: 1994 GMC K2500 Pickup Sierra XC 5.0 V8 GAS
Delco-Moraine Master Cylinder
Composite Type
When performing the following procedures, refer to Fig. for all models except Lumina APV, Silhouette & Trans Sport, noting that the composite reservoir may vary in design. Refer to Fig. for Lumina APV, Silhouette & Trans Sport models.
Disassemble
- Remove master cylinder from vehicle.
- Remove reservoir cover and diaphragm. Discard old brake fluid in reservoir.
- Inspect cover and diaphragm. Replace if cut, cracked or deformed.
- Remove fluid level switch and proportioning valve assembly, if equipped.
- Depress primary piston and remove lock ring.
- P...
CLICK HERE TO GET FULL ACCESS TO 1994 GMC K2500 Pickup BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 GMC K2500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC K2500 Pickup cars and light trucks from 1990+.
Power Brake Units -> Bendix Brake Boosters -> Description
Vehicle: 1994 GMC K2500 Pickup Sierra XC 5.0 V8 GAS
In order to properly service power brake systems, a thorough understanding of the power assist system is necessary. These systems provide a mechanical assist, acting to increase the force applied to the master cylinder piston by the driver while decreasing the effort necessary to obtain acceptable stopping performance.
Hydraulic assist units incorporate a basic open center spool valve, hydraulic cylinder and an accumulator assembly in a common housing. When the brake pedal is depressed, the hydraulic piston moves forward closing off fluid relief passages, the spool valve applies flui...
CLICK HERE TO GET FULL ACCESS TO 1994 GMC K2500 Pickup BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 GMC K2500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC K2500 Pickup cars and light trucks from 1990+.
Anti-lock Brakes -> ABS-VI Anti-Lock Brake System -> Precautions -> General Service Precautions
Vehicle: 1994 GMC K2500 Pickup Sierra 4.3 V6 GAS
General Service Precautions
Avoid contact with brake fluid when servicing the anti-lock brake syste...
CLICK HERE TO GET FULL ACCESS TO 1994 GMC K2500 Pickup BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 GMC K2500 Pickup AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC K2500 Pickup cars and light trucks from 1990+.
Power Brake Units -> Delco-Moraine Brake Boosters -> POWER BRAKE UNIT REPLACEMENT -> Astro & Safari -> C & K Series -> Full Size Except C & K Series -> Lumina APV, Silhouette & Trans Sport -> S/T Series & Bravada
Vehicle: 1994 GMC K2500 Pickup Sierra XC 5.0 V8 GAS
Astro & Safari
- Disconnect master cylinder from power brake unit.
- Disconnect power brake unit pushrod from brake pedal.
- Remove power brake unit retaining nuts and the power brake unit.
- Reverse procedure to install.
Full Size Except C & K Series
- Remove master cylinder attaching nuts and position master cylinder aside. Do not disconnect brake lines from cylinder.
- Disconnect power brake unit pushrod from brake pedal.
- Remove attaching nuts, then the power brake unit.
- Reverse procedure to install.
S/T Series & Bravada
- Disconnect master cylinder assembly and vacuum hose from power br...
CLICK HERE TO GET FULL ACCESS TO 1994 GMC K2500 Pickup BRAKE SERVICE PROCEDURES
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