Chevrolet Sonic manuals

Chevrolet Sonic Repair Manual: Rear Brake Cylinder Overhaul

Chevrolet Sonic Repair Manual / Chassis / Brakes / Drum Brakes / Rear Brake Cylinder Overhaul

Disassembly Procedure

    Warning:

    Refer to Brake Dust Warning.

    Warning:

    Refer to Brake Fluid Irritant Warning.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the rear brake cylinder. Refer to Rear Brake Cylinder Replacement.


  3. Remove and discard the brake cylinder dust seals (1).

  4. Remove the brake cylinder pistons (1) and spring (2).
  5. Remove and discard the brake cylinder piston seals.
  6. Inspect the brake cylinder bore for excessive corrosion, scoring, nicks, and pitting.
  7. If the brake cylinder bore exhibits the above conditions, the brake cylinder assembly requires replacement.
  8. Remove light corrosion in the cylinder bore with a fine crocus cloth.
  9. Thoroughly clean the brake cylinder and pistons with denatured alcohol and dry with filtered, non-lubricated compressed air.
Assembly Procedure
  1. Lightly lubricate the new piston seals and brake cylinder bore with GM approved brake fluid from a clean, sealed, brake fluid container.
  2. Assemble the new piston seals with the lip of the seals facing inward to the brake cylinder pistons.

  3. Install the brake cylinder pistons (1) and spring (2) into the brake cylinder bore.

  4. Note:

    Do not lubricate the brake cylinder dust seals.

  5. Install the new brake cylinder dust seals (1).
  6. Install the rear brake cylinder. Refer to Rear Brake Cylinder Replacement.
  7. Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding.
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:

Off-Road Recovery
The vehicle's right wheels can drop off the edge of a road onto the shoulder while driving. Follow these tips: 1. Ease off the accelerator and then, if there is nothing in the way, steer the vehicle so that it straddles the edge of the pavement. 2. Turn the steering wheel about one-eight ...

Conversions and Add-Ons
Add-On Electrical Equipment Caution Some electrical equipment can damage the vehicle or cause components to not work and would not be covered by the warranty. Always check with your dealer before adding electrical equipment. Add-on equipment can drain the vehicle's 12-volt battery, even i ...

Manual Transmission Shift Lever and Selector Lever Cable Adjustment
Remove the floor console. Refer to Front Floor Console Replacement. Lift upward and disengage (do not remove) both cable lock adjusters (1) to release the internal cable assembly, one for each side. Block the shift control housing, push the selector lever ( ...

В© 2014-2020 Copyright www.csmans.com
   
0.0131