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: 2180668  Size: SH
  3. Remove the brake adjuster actuator lever spring (1).

  4. Object Number: 2180674  Size: SH
  5. Remove the brake adjuster actuator lever (1).

  6. Object Number: 2180676  Size: SH
  7. Remove the brake shoe hold down spring and cup (1) assemblies by compressing the spring and rotating the assembly ¼ turn.
  8. Remove the 2 hold down spring and cup assembly pins.

  9. Object Number: 2180677  Size: SH
  10. Spread the top of the brake shoes apart slightly and remove the brake shoe adjuster (1).

  11. Object Number: 2180682  Size: SH
  12. Remove the upper brake shoe return spring (1).

  13. Object Number: 2180683  Size: SH
  14. Rotate the primary brake shoe (1) toward the wheel hub assembly and release the brake shoe from the lower brake shoe return spring.

  15. Object Number: 2180686  Size: SH
  16. Remove the lower brake shoe return spring (1).
  17. Inspect the drum brake hardware and replace any damaged components as necessary. Refer to Drum Brake Hardware Inspection.

Installation Procedure


    Object Number: 2180686  Size: SH
  1. Install the lower brake shoe return spring (1).

  2. Object Number: 2180683  Size: SH
  3. Position the primary brake shoe (1) to the drum brake backing plate and connect the brake shoe to the lower brake shoe return spring.

  4. Object Number: 2180682  Size: SH
  5. Install the upper brake shoe return spring (1).

  6. Object Number: 2180677  Size: SH
  7. Spread the top of the brake shoes apart slightly and install the brake shoe adjuster (1).

  8. Object Number: 2180676  Size: SH
  9. Install the 2 hold down spring and cup assembly pins.
  10. Install the brake shoe hold down spring and cup (1) assemblies by compressing the spring and rotating the assembly ¼ turn.

  11. Object Number: 2180674  Size: SH
  12. Install the brake adjuster actuator lever (1).

  13. Object Number: 2180668  Size: SH
  14. Install the brake adjuster actuator lever spring (1).
  15. Adjust the drum brakes. Refer to Drum Brake Adjustment.
  16. Install the brake drum. Refer to Brake Drum Replacement.