GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1282389  Size: SH
  1. Remove the brake drum. Refer to Brake Drum Replacement .
  2. Remove the brake shoe upper spring (1).
  3. Widen the leading shoe and trailing shoe (2).
  4. Remove the wheel cylinder.

  5. Object Number: 1282391  Size: SH

    Caution: Brake fluid may irritate eyes and skin. In case of contact, take the following actions:

       • Eye contact--rinse thoroughly with water.
       • Skin contact--wash with soap and water.
       • If ingested--consult a physician immediately.

  6. Disconnect the brake line fitting (1).
  7. Plug the opening in the brake line to prevent fluid loss or contamination.
  8. Remove the wheel cylinder-to-backing plate bolt (2).

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1282392  Size: SH
  1. Install the wheel cylinder to the backing plate with the wheel cylinder bolt (2).
  2. Tighten
    Tighten the wheel cylinder-to-backing plate bolt to 10 N·m (89 lb in).

  3. Connect the brake line fitting (1).
  4. Tighten
    Tighten the brake line fitting to 16 N·m (12 lb ft).

  5. Install the brake shoe. Refer to Brake Shoe Replacement .
  6. Install the brake drum. Refer to Brake Drum Replacement .