GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  1. Remove the brake drum. Refer to Brake Drum Replacement.

  2. Object Number: 2136336  Size: SH
  3. Remove the brake shoe adjuster spring (1).

  4. Object Number: 2136337  Size: SH
  5. Remove the brake shoe adjuster lever (1).

  6. Object Number: 2136338  Size: SH
  7. Carefully spread the top of the brake shoes away from the wheel cylinder and remove the brake shoe adjuster assembly (1).

  8. Object Number: 2136339  Size: SH
  9. Remove the brake shoe hold down springs and cups (1) by compressing the springs inward and rotating the cups ¼ turn.

  10. Object Number: 2136340  Size: SH
  11. Rotate the forward brake shoe (1) toward the rear axle flange.
  12. Remove the brake shoe lower retaining spring (2).

  13. Object Number: 2136341  Size: SH
  14. Remove the forward brake shoe (1).

  15. Object Number: 2136342  Size: SH
  16. Remove the brake shoe upper return spring (1).

  17. Object Number: 2136343  Size: SH
  18. Release the park brake cable fitting (1) from the brake shoe park brake apply lever.
  19. Remove the rear brake shoe and park brake lever assembly (2)
  20. Remove the park brake lever from the brake shoe.

Installation Procedure

  1. Clean the rear brake backing plate brake shoe contact points.
  2. Apply a light coat of high temperature silicone brake lubricant to the rear brake backing plate brake shoe contact points.
  3. Install the park brake lever to the brake shoe.

  4. Object Number: 2136343  Size: SH
  5. Install the park brake cable fitting (1) to the brake shoe park brake apply lever and position the brake shoe (2) to the rear brake backing plate.

  6. Object Number: 2136342  Size: SH
  7. Install the brake shoe upper return spring (1).

  8. Object Number: 2136341  Size: SH
  9. Install the forward brake shoe (1).

  10. Object Number: 2136340  Size: SH
  11. Rotate the forward brake shoe (1) toward the rear axle flange.
  12. Install the brake shoe lower retaining spring (2).

  13. Object Number: 2136339  Size: SH
  14. Install the brake shoe hold down springs and cups (1) by compressing the springs inward and rotating the cups ¼ turn.

  15. Object Number: 2136338  Size: SH
  16. Carefully spread the top of the brake shoes away from the wheel cylinder and install the brake shoe adjuster assembly (1).

  17. Object Number: 2136337  Size: SH
  18. Install the brake shoe adjuster lever (1).

  19. Object Number: 2136336  Size: SH
  20. Install the brake shoe adjuster spring (1).
  21. Adjust the rear brake shoes. Refer to Drum Brake Adjustment.
  22. Install the brake drum. Refer to Brake Drum Replacement.