GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1234794  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the left front tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  3. Turn the ignition switch to the OFF position.

  4. Object Number: 1234790  Size: SH
  5. Remove the 3 nuts that attach the brake pressure modulator valve (BPMV) bracket to the left front wheelhouse.

  6. Object Number: 1235535  Size: SH
  7. Remove the 4 insulator bolts that attach the BPMV to the bracket.
  8. Carefully lift the brake modulator assembly just enough to clear the bracket, then support the assembly.
  9. Remove the bracket from the vehicle.

Installation Procedure


    Object Number: 1235535  Size: SH
  1. Install the bracket to the vehicle.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the 4 insulator bolts.
  4. Tighten
    Tighten the bolts to 10 N·m (86 lb in).


    Object Number: 1234790  Size: SH
  5. Install the 3 nuts that attach the bracket to the left front wheelhouse.
  6. Tighten
    Tighten the nuts to 10 N·m (86 lb in).

  7. Install the left front tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  8. Lower the vehicle.