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Home >> GMC >> 2021 >> Terrain Denali, FWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Brake Pressure Modulator Valve Pipe Replacement (Primary) >> Removal Procedure

Removal Procedure

WARNING:

Refer to Brake Fluid Irritant Warning .

  1. Radiator Surge Tank - Remove - Radiator Surge Tank Replacement (LYX without KL9) , or Radiator Surge Tank Replacement (LTG LYX with KL9)
  2. GM3903268Courtesy of GENERAL MOTORS COMPANY

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

  3. Cap the master cylinder outlet port to prevent brake fluid loss and contamination.
  4. GM3876193Courtesy of GENERAL MOTORS COMPANY

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

  5. Cap the brake pressure modulator valve inlet port to prevent brake fluid loss and contamination.
  6. Brake Pressure Modulator Valve Primary Pipe - Remove