GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38400 Brake Shoe Spanner and Spring Remover

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.
  3. Caution: Refer to Brake Fluid Irritant Caution in the Preface section.


    Object Number: 1179727  Size: SH
  4. Remove the brake drum. Refer to Brake Drum Replacement.
  5. Clean any debris and contaminants from around the brake hose banjo bolt to wheel cylinder connection.

  6. Object Number: 1180750  Size: SH
  7. Support the lower control arm assembly with a jack stand or suitable support fixture.

  8. Object Number: 1195825  Size: SH
  9. Remove the upper control arm bolt and wheel speed sensor connector, if equipped, and position the upper control arm away from the brake hose to wheel cylinder connection.

  10. Object Number: 1195808  Size: SH
  11. Remove the brake hose banjo bolt.
  12. Remove the brake hose from the wheel cylinder.
  13. Important: Do not reuse the brake hose fitting gaskets.

  14. Remove and discard the brake hose fitting gaskets.
  15. Cap the brake hose fitting to prevent brake fluid leakage and contamination.


    Object Number: 1195812  Size: SH
  16. Remove the wheel cylinder mounting bolts from the wheel cylinder.

  17. Object Number: 1195803  Size: SH
  18. Using the J 38400 spread the brakes shoes, remove the wheel cylinder from the brake backing plate.

Installation Procedure


    Object Number: 1195803  Size: SH
  1. Using the J 38400 spread the brakes shoes, position the wheel cylinder to the brake backing plate.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1195812  Size: SH
  3. Install the wheel cylinder mounting bolts.
  4. Tighten
    Tighten the bolts to 10 N·m (89 lb in).


    Object Number: 1195808  Size: SH
  5. Assemble the 2 new brake hose fitting gaskets and the brake hose banjo bolt to the brake hose.
  6. Install the brake hose assembly to the wheel cylinder.
  7. Tighten
    Tighten the brake hose banjo bolt to 50 N·m (37 lb ft).


    Object Number: 1195825  Size: SH
  8. Connect the wheel speed sensor connector if equipped with ABS and install the upper control arm bolt and nut.
  9. Tighten
    Tighten the nut to 180 N·m (133 lb ft).


    Object Number: 1179727  Size: SH
  10. Install the brake drum. Refer to Brake Drum Replacement.

  11. Object Number: 1180750  Size: SH
  12. Remove the jack stand from the lower control arm assembly.
  13. Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding.
  14. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.
  15. Lower the vehicle.
  16. Check the rear alignment. Refer to Wheel Alignment Measurement.