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For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 HHR 🢒 Preface 🢒 Cautions and Notices 🢒 Brake Pressure Modulator Valve Bracket Replacement

Brake Pressure Modulator Valve Bracket Replacement Without JL4


Object Number: 1647523 Size: SF

Callout

Component Name

Preliminary Procedures

  1. Turn the ignition switch to the OFF position.
  2. Remove the cover from the engine control module (ECM) and the transmission control module (TCM).

1

Brake Pressure Modulator Valve (BPMV) Bolt

Notice: Refer to Fastener Notice in the Preface section.

Tighten
11 N·m (97 lb in)

2

BPMV Mounting Pins

Procedure

  1. Do not pry against the accumulator covers on the underside of the brake modulator assembly to release the mounting pins from the bracket insulators.
  2. Do not remove the mounting pins unless it is necessary to aid in releasing the modulator assembly from the bracket.
  3. Position and support the modulator assembly to aid in bracket removal.

Tighten
10 N·m (89 lb in)

3

BPMV Bracket

Procedure

  1. Loosen the BPMV bracket forward upper mounting bolt and remove the remaining bolts.
  2. Inspect the insulators and replace if necessary.

Tighten
25 N·m (18 lb ft)

Brake Pressure Modulator Valve Bracket Replacement With JL4

Removal Procedure
  1. Turn the ignition switch to the OFF position.
  2. Remove the underhood electrical center junction block bracket. Refer to Underhood Electrical Center or Junction Block Bracket Replacement .
  3. Release the brake pipes from the retainer on the wheelhouse panel.

    4. Object Number: 1910377 Size: SH
  4. Remove the brake pressure modulator valve (BPMV) bolt (1).

    5. Important: Do not remove the mounting pins unless it is necessary to aid in releasing the modulator assembly from the bracket.

  5. Remove the BPMV from the bracket by pulling straight upward.

    6. Do not pry against the accumulator covers on the underside of the brake modulator assembly to release the mounting pins from the bracket insulators.

  6. Support the BPMV with heavy mechanics wire or equivalent.

    7. Object Number: 1910388 Size: SH
  7. Loosen the BPMV bracket bolts (1).
  8. Remove the 2 upper BPMV bracket bolts.

    9. It is not necessary to remove the lower BPMV bracket bolt.

  9. Remove the BPMV bracket.
  10. Inspect the bracket insulators for damage and replace if necessary.

Installation Procedure

    Object Number: 1910388 Size: SH
  1. Install the BPMV bracket.
  2. Install the 2 upper BPMV bracket bolts (1).

    3. Notice: Refer to Fastener Notice in the Preface section.

  3. Tighten the BPMV bracket bolts.

    4. Tighten
    Tighten the bolts to 25 N·m (18 lb ft).


    Object Number: 1910377 Size: SH
  4. Install the BPMV to the bracket by pressing the BPMV mounting pins into the bracket insulators until fully seated.
  5. Install the BPMV bolt (1).

    6. Tighten
    Tighten the bolt to 11 N·m (97 lb in).

  6. Install the brake pipes to the retainer on the wheelhouse panel.
  7. Install the underhood electrical center junction block bracket. Refer to Underhood Electrical Center or Junction Block Bracket Replacement .