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Home >> GMC >> 2021 >> Terrain Denali, FWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Brake Master Cylinder Replacement >> Removal Procedure

Removal Procedure

WARNING:

Refer to Brake Fluid Irritant Warning .

  1. GM4598680Courtesy of GENERAL MOTORS COMPANY

    Brake Fluid Level Indicator Switch Electrical Connector (1) - Disconnect

  2. GM4577929Courtesy of GENERAL MOTORS COMPANY

    Radiator Surge Tank (1) - Remove - Radiator Surge Tank Replacement (LYX without KL9) , or Radiator Surge Tank Replacement (LTG LYX with KL9)

  3. Remove and properly dispose of the brake fluid in the master cylinder reservoir.
  4. GM3903267Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Secondary Pipe Fitting (1) - Disconnect

  5. Cap the pipe fitting to prevent brake fluid loss and contamination.
  6. GM3903268Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Primary Pipe Fitting (1) - Disconnect

  7. Cap the pipe fitting to prevent brake fluid loss and contamination.
  8. GM3903269Courtesy of GENERAL MOTORS COMPANY

    Master Cylinder Nut (1) - Remove [ 2x ]

  9. GM3903270Courtesy of GENERAL MOTORS COMPANY

    Master Cylinder (1) - Remove