Chevrolet Sonic Repair Manual: Rear Brake Cylinder Overhaul
- Disassembly Procedure
-
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
- Remove the rear brake cylinder. Refer to Rear Brake Cylinder Replacement.
- Remove and discard the brake cylinder dust seals (1).
- Remove the brake cylinder pistons (1) and spring (2).
- Remove and discard the brake cylinder piston seals.
- Inspect the brake cylinder bore for excessive corrosion, scoring, nicks, and pitting.
- If the brake cylinder bore exhibits the above conditions, the brake cylinder assembly requires replacement.
- Remove light corrosion in the cylinder bore with a fine crocus cloth.
- Thoroughly clean the brake cylinder and pistons with denatured alcohol and dry with filtered, non-lubricated compressed air.
Warning:
Refer to Brake Dust Warning.
Warning:
Refer to Brake Fluid Irritant Warning.
- Assembly Procedure
-
- Lightly lubricate the new piston seals and brake cylinder bore with GM approved brake fluid from a clean, sealed, brake fluid container.
- Assemble the new piston seals with the lip of the seals facing inward to the brake cylinder pistons.
- Install the brake cylinder pistons (1) and spring (2) into the brake cylinder bore.
- Install the new brake cylinder dust seals (1).
- Install the rear brake cylinder. Refer to Rear Brake Cylinder Replacement.
- Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding.
Note:
Do not lubricate the brake cylinder dust seals.
Rear Brake Backing Plate Replacement
Removal Procedure
Warning: Refer to Brake Dust Warning.
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Remove the tire and wheel assembly. Refer ...
Rear Brake Cylinder Replacement
Removal Procedure
Warning: Refer to Brake Dust Warning.
Warning: Refer to Brake Fluid Irritant Warning.
Raise and support the vehicle. Refer to Lifting and Jacki ...
Other materials:
Why Safety Belts Work
When riding in a vehicle, you travel as fast as the vehicle does. If the vehicle
stops suddenly, you keep going until something stops you. It could be the windshield,
the instrument panel, or the safety belts!
When you wear a safety belt, you and the vehicle slow down together. There is
mor ...
Front Side Door Opening Floor Carpet Retainer Replacement
Front Side Door Opening Floor Carpet Retainer Replacement
Callout
Component Name
1
Front Side Door Opening Floor Carpet Retainer Retainer
2
Front Side Door Opening Floor Carpet Retainer Clip
...
Air Intake System Description
Circuit/System Description
The primary function of the air intake system is to provide filtered air
to the engine. The system uses a filter element mounted in a housing. The filter
housing is remotely mounted and uses intake ducts to route the incoming air
into the throttle body. T ...
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