Brake Shoe Inspection

Special Tools 

CH 230  Disc Gauge

For equivalent regional tools, refer to Special Tools .

1. Courtesy of GENERAL MOTORS COMPANY

   WARNING:

   Refer to Brake Dust Warning .

   Measure the brake shoe lining thickness, using the CH 230  gauge (1).

2. Compare the brake shoe lining thickness recorded to the brake drum component specification. Refer to Drum Brake Component Specifications .
NOTE:

Replace the shoe and lining assembly in axle sets only.

3. If the brake shoe lining thickness is less than the specification, or if a defect is found, replace the linings. Refer to Brake Shoe Replacement .