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Home >> Cadillac >> 2021 >> XT6 Luxury, FWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Repair Instructions >> Electronic Brake Control Module with Brake Pressure Modulator Valve Replacement >> Removal Procedure
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Removal Procedure

  1. Place the ignition switch in the OFF position.
  2. Without draining the engine coolant and without disconnecting the hoses, remove and position aside the radiator surge tank. Radiator Surge Tank Replacement (LGX)Radiator Surge Tank Replacement (LSY)
  3. Thoroughly clean the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) area of any accumulated dirt and debris.
    GM4285118Courtesy of GENERAL MOTORS COMPANY
  4. Brake Pressure Modulator Valve Master Cylinder Reservoir Front Pipe - Remove - Brake Pressure Modulator Valve Master Cylinder Reservoir Front Pipe Replacement
    GM4285120Courtesy of GENERAL MOTORS COMPANY
  5. Brake Pressure Modulator Valve Master Cylinder Reservoir Rear Pipe - Remove - Brake Pressure Modulator Valve Master Cylinder Reservoir Rear Pipe Replacement
  6. Disconnect the EBCM electrical connector.
    NOTE:

    Label all the brake pipes to ensure they are re-installed in the correct ports of the brake pressure modulator valve.

    GM4260182Courtesy of GENERAL MOTORS COMPANY
  7. Left Front Brake Pipe Fitting (1) - Disconnect
  8. Cap the brake pipe fitting and plug the BPMV outlet port to prevent brake fluid loss and contamination.
    GM4260183Courtesy of GENERAL MOTORS COMPANY
  9. Right Front Brake Pipe Fitting (1) - Disconnect
  10. Cap the brake pipe fitting and plug the BPMV outlet port to prevent brake fluid loss and contamination.
    GM4260184Courtesy of GENERAL MOTORS COMPANY
  11. Right Rear Brake Pipe Fitting (1) - Disconnect
  12. Cap the brake pipe fitting and plug the BPMV outlet port to prevent brake fluid loss and contamination.
    GM4260185Courtesy of GENERAL MOTORS COMPANY
  13. Left Rear Brake Pipe Fitting (1) - Disconnect
  14. Cap the brake pipe fitting and plug the BPMV outlet port to prevent brake fluid loss and contamination.
    GM4260190Courtesy of GENERAL MOTORS COMPANY
  15. Brake Pressure Modulator Valve Bracket Bolt (1) - Remove
    GM4260194Courtesy of GENERAL MOTORS COMPANY
  16. Electronic Brake Control Module with Brake Pressure Modulator Valve Assembly (1) - Remove
  17. Transfer components as necessary.