Auto Parts Search
We have info for following modifications of 1994 Chevrolet Astro
- 1994 Chevrolet Astro 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
- 1994 Chevrolet Astro 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W
BRAKE SERVICE PROCEDURES FOR 1994 Chevrolet Astro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 Chevrolet Astro cars and light trucks from 1990+.
Disc Brakes -> Bendix Single Piston Sliding Caliper -> Precautions -> Brake Disc Service -> Brake Lines & Linings -> Brake Roughness -> General
Vehicle: 1994 Chevrolet Astro 4.3 V6 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...
CLICK HERE TO GET FULL ACCESS TO 1994 Chevrolet Astro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 Chevrolet Astro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 Chevrolet Astro cars and light trucks from 1990+.
Hydraulic Brake Systems -> Description -> Hydraulic Control Valves -> Master Cylinder
Vehicle: 1994 Chevrolet Astro 4.3 V6 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...
CLICK HERE TO GET FULL ACCESS TO 1994 Chevrolet Astro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 Chevrolet Astro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 Chevrolet Astro cars and light trucks from 1990+.
Anti-lock Brakes -> ABS-VI Anti-Lock Brake System -> Precautions -> General Service Precautions
Vehicle: 1994 Chevrolet Astro 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 Chevrolet Astro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 Chevrolet Astro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 Chevrolet Astro cars and light trucks from 1990+.
Disc Brakes -> Bendix Single Piston Sliding Caliper -> Caliper Service -> Assemble -> Disassemble -> Inspection -> Installation -> Removal
Vehicle: 1994 Chevrolet Astro 4.3 V6 GAS
Removal
- Siphon 2/3 of brake fluid from master cylinder reservoir serving front disc brakes.
- Raise vehicle, support on jack stands and remove front wheels.
- Bottom caliper piston in bore. Insert a screwdriver between inboard shoe and piston, then pry piston back into bore. The piston can also be bottomed in the bore with a large C-clamp, Fig. .
- Remove support key retaining screw.
- Drive caliper support key and spring from steering knuckle with a suitable drift and hammer, Fig. .
- Lift caliper from anchor plate and off rotor, Fig. . Hang caliper from coil spring with wire. Do not allow cal...
CLICK HERE TO GET FULL ACCESS TO 1994 Chevrolet Astro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 Chevrolet Astro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 Chevrolet Astro cars and light trucks from 1990+.
Disc Brakes -> Delco-Moraine Single Piston Caliper -> Description
Vehicle: 1994 Chevrolet Astro 4.3 V6 GAS
The caliper assembly slides on its mounting surfaces, Figs. through . Upon brake application, hydraulic pressure against the piston forces the inboard pad against the in...
CLICK HERE TO GET FULL ACCESS TO 1994 Chevrolet Astro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1994 Chevrolet Astro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 Chevrolet Astro cars and light trucks from 1990+.
Power Brake Units -> Delco-Moraine Brake Boosters -> Troubleshooting -> Brakes Grab -> Hard Pedal -> Slow Or No Release
Vehicle: 1994 Chevrolet Astro 4.3 V6 GAS
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 Chevrolet Astro BRAKE SERVICE PROCEDURES
Shop online for auto body parts, engines, wheels, lights...
More parts |
Get the Complete Technical Service Bulletins! |
Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 1994 Chevrolet Astro vehicle. |
Access the Complete guide! |