Chevrolet Sonic Repair Manual: Drum Brake Adjusting Hardware Inspection

Chevrolet Sonic Repair Manual / Chassis / Brakes / Drum Brakes / 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
Excessive corrosion
Broken
Missing

If any of the conditions listed were found, the adjuster actuator spring requires replacement.

Visually inspect the adjuster actuator lever (2) for the following conditions:

Bent
Broken
The lever engagement surface excessively worn
Excessively bent or broken spring attachment tab
Missing

If any of the conditions listed were found, the adjuster actuator lever requires replacement.

Visually inspect the adjuster assembly (3) for the following conditions:

Bent
Broken
Seized adjuster wheel threads
Excessively worn, damaged, or missing teeth

If any of the conditions listed were found, the adjuster assembly requires replacement.

Brake Drum Surface and Wear Inspection

Special Tools CH-8001 Dial Indicator Set For equivalent regional tools, refer to Special Tools. Warning: Refer to Brake Dust Warning. With the brake drum removed, clean the brake sh ...

Drum Brake Adjusting Hardware Replacement (J93, J94)

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. Re ...

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Throttle Actuator Control (TAC) System Description
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