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Home › Hummer › 2009 › H2 4D Utility Pickup › Repair and Diagnosis › Brakes › Traction Control › Antilock Brake System › Repair Instructions › Electronic Brake Control Module with Brake Pressure Modulator Valve Replacement › Removal Procedure

Removal Procedure

WARNING: Refer to Brake Fluid Irritant Warning .
    Fig 1: Identifying Holding Fixture On Brake Master Cylinder Assembly
    GM1977780Courtesy of GENERAL MOTORS CORP.
  1. Remove the brake master cylinder and power brake booster assembly. Refer to Brake Master Cylinder with Power Brake Booster and Chassis Control Module Replacement .
  2. Install the CH-47830:  Holding Fixture (1) to the master cylinder assembly.
  3. Position the CH-47830:  Holding Fixture with the master cylinder assembly in a vise.
    4. Fig 2: Identifying Power Brake Booster
    GM1977787Courtesy of GENERAL MOTORS CORP.
  4. Remove the power brake booster (1). Refer to Power Brake Booster Replacement .
    5. Fig 3: Identifying Master Cylinder Reservoir
    GM1977792Courtesy of GENERAL MOTORS CORP.
  5. Remove the master cylinder reservoir (1). Refer to Master Cylinder Reservoir Replacement .
    6. Fig 4: Identifying Brake Pressure Modulator Valve (BPMV) Bolts
    GM1977793Courtesy of GENERAL MOTORS CORP.
  6. Remove the brake pressure modulator valve (BPMV) bolts (1).
    7. Fig 5: Identifying BPMV Gasket & BPMV Module Assembly
    GM1977794Courtesy of GENERAL MOTORS CORP.
  7. Remove the BPMV gasket (1) and the BPMV module assembly (2).

    Discard the BPMV gasket.

    8. Fig 6: Identifying Brake Fluid Level Sensor Bracket & Bolt
    GM1977736Courtesy of GENERAL MOTORS CORP.
  8. Remove the brake fluid level sensor bracket bolt (1) and bracket (2) from the BPMV module assembly.
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