GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 64008  Size: SH
  1. Remove the rear brake rotor. Refer to Rear Brake Rotor Replacement .
  2. Rotate the park brake adjuster nut until the bolt is in the closed position.
  3. Remove the park brake shoe retaining spring.

  4. Object Number: 64007  Size: SH
  5. Remove the park brake shoe assembly by grasping the shoe and spreading slightly while pulling the shoe from the actuator assembly.

  6. Object Number: 338243  Size: SH
  7. Remove the two actuator mounting bolts.
  8. Remove the actuator assembly from the dust shield.

Installation Procedure


    Object Number: 64006  Size: SH
  1. Apply high temperature, silicone lubricant to positions 1 and 2. Do not apply grease to the bolt threads (3).
  2. Install the actuator to the dust shield.
  3. Apply high temperature, silicone lubricant to the brake caliper bolt shaft. Do not lubricate the bolt threads.
  4. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the actuator mounting bolts.
  6. Tighten
    Tighten the actuator mounting bolts to 70 N·m (52 lb ft)


    Object Number: 64007  Size: SH
  7. Install the park brake shoe assembly by grasping the shoe and spreading slightly while pulling the shoe over the actuator assembly.

  8. Object Number: 64008  Size: SH
  9. Install the park brake shoe retaining spring.
  10. Adjust the park brake. Refer to Park Brake Adjustment .
  11. Install the brake rotor. Refer to Rear Brake Rotor Replacement .