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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 258 (Hydraulic Brakes) >> Repair Instructions >> Brake Pressure Modulator Valve Pipe Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection
  2. Plenum Front Panel - Remove - Plenum Front Panel Replacement (without Blackwing) , or Plenum Front Panel Replacement (with Blackwing)
  3. Disconnect the brake fluid level sensor electrical connector.
  4. GM5324655Courtesy of GENERAL MOTORS COMPANY

    Disconnect the electrical connector: (1)

  5. GM5324657Courtesy of GENERAL MOTORS COMPANY

    Brake Master Cylinder Nut (1) - Remove [4x]

  6. Plug the master cylinder outlet ports to prevent brake fluid loss and contamination.
  7. Without separating the engine from the transmission, remove the powertrain. Engine Replacement
  8. GM5333085Courtesy of GENERAL MOTORS COMPANY

    Retainer (1) - Release [2x]

  9. Brake Pressure Modulator Valve Brake Pipe Fitting (2) - Remove
  10. Brake Pressure Modulator Valve Brake Pipe Fitting (3) - Remove [2x]
  11. Plug the brake pipes to prevent brake fluid loss and contamination.
  12. GM5333080Courtesy of GENERAL MOTORS COMPANY

    Retainer (1) - Release

  13. Brake Pressure Modulator Valve Brake Pipe Fitting (2) - Remove
  14. Maneuver the brake pressure modulator valve brake pipe (3) out of the vehicle
  15. Transfer components as necessary.