GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Warning: Refer to Brake Dust Warning in the Preface section.

  1. Remove the drum brake adjusting hardware. Refer to Drum Brake Adjusting Hardware Replacement.

  2. Object Number: 2178350  Size: SH
  3. Remove the brake shoe hold down springs and cups (1).
  4. Compress the spring and rotate the assembly ¼ turn to remove from the hold down pins.


    Object Number: 2178351  Size: SH
  5. Remove the lower brake shoe spring (1).

  6. Object Number: 2178352  Size: SH
  7. Rotate the primary brake shoe (1) outward, disengage the return spring from the brake shoe web and remove the primary brake shoe.

  8. Object Number: 2178353  Size: SH
  9. Remove the brake shoe return spring (1).
  10. Inspect and replace any missing, worn, or damaged drum brake hardware. Refer to Drum Brake Hardware Inspection.

Installation Procedure


    Object Number: 2178353  Size: SH
  1. Install the brake shoe return spring (1).
  2. Insert the hook end of the return spring to the brake shoe from behind the web.


    Object Number: 2178352  Size: SH
  3. Install the primary brake (1) shoe return spring and position the primary brake shoe to the rear brake backing plate.
  4. Insert the hook end of the return spring to the brake shoe web from the outer face.


    Object Number: 2178351  Size: SH
  5. Install the lower brake shoe spring (1).

  6. Object Number: 2178350  Size: SH
  7. Install the brake shoe hold down springs and cups (1).
  8. Compress the spring and rotate the assembly ¼ turn to install to the hold down pins.

  9. Install the brake drum. Refer to Brake Drum Replacement.