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Home >> GMC >> 2021 >> Terrain Denali, FWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Power Brake Booster Replacement (Without 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

    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. GM3909887Courtesy of GENERAL MOTORS COMPANY

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

  7. GM4601497Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    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.

    Brake Pedal (1) - Disconnect

  8. GM4601504Courtesy of GENERAL MOTORS COMPANY

    Brake Pedal Retainer (1) - Remove and DISCARD

  9. GM4599033Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster (1) - Remove

  10. GM4599035Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster Seal (1) - Remove

  11. Power Brake Booster Seal - Inspect for damage
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