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Home >> Chevrolet >> 2008 >> HHR SS, Standard >> Repair and Diagnosis >> Brakes >> Anti-Lock Brake System, Traction Control System & Stability Control System >> Repair Instructions >> Brake Pressure Modulator Valve Bracket Replacement (With JL4) >> Removal Procedure

Removal Procedure

  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).
  3. Release the brake pipes from the retainer on the wheelhouse panel.
    4. Fig 1: Brake Pressure Modulator Valve (BPMV) Bolt
    GM1910377Courtesy of GENERAL MOTORS CORP.
  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.

    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. Fig 2: Upper BPMV Bracket Bolts
    GM1910388Courtesy of GENERAL MOTORS CORP.
  7. Loosen the BPMV bracket bolts (1).
  8. Remove the 2 upper BPMV bracket bolts.

    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.
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