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BRAKE DRUM REFINISHING Tools Required J 41013 Rotor Resurfacing Kit Refinishing 1. Use a micrometer in order to measure the largest diameter of the brake drum. If the largest diameter of the brake drum exceeds the brake drum maximum refinish diameter, DO NOT flange. 3. Adjust the drum brakes. Refer to Drum Brake Adjustment. IMPORTANT: DO NOT refinish the brake drums in order to correct any of the following complaints: Brake noise (growl/squeal) Premature brake lining wear Cosmetic or superficial corrosion of the drum braking Drum discoloration Severe scoring of the drum braking surface (groove depth in Brake pulsation caused by the following: Brake drum out of round (runout in excess of Corrosion or pitting that is deeper than the drum braking
2008 Chevrolet Silverado 1500 2008 BRAKES Drum Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
2. Use the J 41013 or an equivalent tool in order to THOROUGHLY clean the rust from the brake drum flange. 3. Refinish the brake drum. Refer to the brake lathe manufacturer's operating instructions. 4. After machining the brake drum, use 120 grit aluminum oxide sandpaper in order to create a non-directional braking surface. 5. Clean the braking surfaces with GM P/N 12377981 (Canadian P/N 10953463) or equivalent brake parts cleaner. BRAKE SHOE REPLACEMENT Fig. 4: Exploded View Of Brake Shoes And Components IMPORTANT: Failure to obtain the best possible braking surface finish may cause the vehicle to stop with difficulty.
2008 Chevrolet Silverado 1500 2008 BRAKES Drum Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Callout Component Name Preliminary Procedures 1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . 2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation . 3. Remove the brake drum. Refer to Brake Drum Replacement. CAUTION: Refer to Brake Dust Caution . 1 Adjuster Spring 2 Adjuster Lever 3 Brake Shoe Adjuster 4 Brake Shoe Retractor Spring 5 Brake Primary Shoe Procedure 1. Using a flat-bladed tool, press the lock tab on the park brake cable at the lever. 2. When removing the park brake cable from the lever, the park brake return spring will remain attached to the lever. DO NOT remove the return 3. Hold the lock tab while simultaneously pushing the park brake cable forward to release the park brake cable from the lever. 4. Remove the park brake cable from the lever. 5. Clean the backing plate and apply high temperature brake lubricant to the brake shoe contact surfaces of the backing plate.
2008 Chevrolet Silverado 1500 2008 BRAKES Drum Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
REAR BRAKE BACKING PLATE REPLACEMENT Fig. 5: View Of Rear Brake Backing Plate 6 Brake Secondary Shoe Procedure 1. Clean the backing plate and apply high temperature brake lubricant to the brake shoe contact surfaces of the backing plate. 2. Adjust the drum brakes. Refer to Drum Brake Adjustment. Callout Component Name Preliminary Procedures 1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . 2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and CAUTION: Refer to Brake Dust Caution .
2008 Chevrolet Silverado 1500 2008 BRAKES Drum Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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