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Home >> GMC >> 2021 >> Terrain Denali, FWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Power Brake Booster Replacement (With MHG) >> Removal Procedure

Removal Procedure

  1. GM4597389Courtesy of GENERAL MOTORS COMPANY

    Brake Pedal Position Sensor (1) - Remove - Brake Pedal Position Sensor Replacement

  2. GM4599026Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster Vacuum Sensor Electrical Connector (1) - Disconnect

  3. GM3909889Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster Vacuum Sensor (1) - Remove

  4. GM3903270Courtesy of GENERAL MOTORS COMPANY

    Brake Master Cylinder (1) - Remove - Brake Master Cylinder Replacement 

  5. GM4593403Courtesy of GENERAL MOTORS COMPANY

    Electronic Brake Control Module with Brake Pressure Modulator Valve (1) - Remove - Electronic Brake Control Module with Brake Pressure Modulator Valve Replacement

  6. GM4323068Courtesy of GENERAL MOTORS COMPANY

    Range Selector Actuator (2) - Remove - Range Selector Actuator Replacement (Terrain)

  7. GM3909887Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster Bolt (1) - Loosen [ 2x ]

  8. GM4601497Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Brake Pedal (1) - Disconnect

    • With the aid of an assistant, hold the power brake booster away from the dash panel and pull the brake pedal rearward to disconnect the brake pedal retainer from the power brake booster pushrod.
  9. GM4601504Courtesy of GENERAL MOTORS COMPANY

    Brake Pedal Retainer (1) - Remove and DISCARD

  10. GM4599033Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster (1) - Remove

  11. GM4599035Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster Seal (1) - Remove

  12. Power Brake Booster Seal - Inspect for damage
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