Chevrolet Sonic Repair Manual: Drum Brake Adjusting Hardware Replacement (J93, J94)
- Removal Procedure
-
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
- Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.
- Remove the brake drum. Refer to Brake Drum Replacement.
- Remove the upper brake shoe return spring (1).
- Remove brake shoe adjuster (1).
- Remove the brake shoe adjuster actuator lever (1).
- Inspect the drum brake adjusting hardware and replace any damaged components as necessary. Refer to Drum Brake Adjusting Hardware Inspection.
- Disassemble the brake shoe adjuster and thoroughly clean the adjuster screw threads of any corrosion.
- Apply a light coat of high temperature brake lubricant to the brake shoe adjuster screw threads.
Warning:
Refer to Brake Dust Warning.
- Installation Procedure
-
- Assemble the brake shoe adjuster, setting the adjuster to the fully retracted position.
- Clean the drum brake backing plate of any dirt and debris.
- Apply a light coat of high temperature brake lubricant to the brake drum backing plate shoe contact surfaces.
- Install the brake shoe adjuster actuator lever (1).
- Install brake shoe adjuster (1).
- Install the upper brake shoe return spring (1).
- Adjust the drum brakes. Refer to Drum Brake Adjustment.
- Install the brake drum. Refer to Brake Drum Replacement.
- Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.
Drum Brake Adjusting Hardware Inspection
Warning: Refer to Brake Dust Warning.
Visually inspect the adjuster actuator spring (1) for the following conditions:
Excessive stretching
Excessive bending
Exces ...
Drum Brake Adjustment
Special Tools
CH-21177-A Drum to Brake Shoe Clearance Gauge
For equivalent regional tools, refer to Special Tools.
Warning: Refer to Brake Dust Warning.
Ensure the park brake lever ...
Other materials:
Fuses and Circuit Breakers
The wiring circuits in the vehicle are protected from short circuits by a combination
of fuses, circuit breakers, and fusible thermal links. This greatly reduces the
chance of fires caused by electrical problems.
Look at the silver-colored band inside the fuse. If the band is broken or melted, ...
Rear Window Reveal Molding Replacement
Rear Window Reveal Molding Replacement
Callout
Component Name
Preliminary Procedures
Remove the rear window to replace the reveal molding. Refer to Rear Window
Replacement.
1
Rear Window Reveal ...
Oil Pressure Relief Valve Replacement
Removal Procedure
Remove the oil pan. Refer to Oil Pan Replacement.
Remove the oil pressure relief valve closure bolt (1).
Remove the oil pressure relief valve assembly (2).
Separate the piston (3) and the spring (4).
Warning: Bod ...
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