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Home >> Buick >> 2019 >> Regal Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Repair Instructions >> Electronic Brake and Traction Control Module with Brake Pressure Modulator Valve Replacement >> Removal Procedure
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Removal Procedure

CAUTION:

Always connect or disconnect the wiring harness connector from the EBCM/EBTCM with the ignition switch in the OFF position. Failure to observe this precaution could result in damage to the EBCM/EBTCM.

  1. Ignition/Vehicle - Off
  2. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection (2.0L LTG)
  3. NOTE:

    Without disconnecting the electrical connectors.

  4. Engine Control Module - Reposition away - Engine Control Module Replacement
  5. Without draining the coolant and without disconnecting the hoses, remove and position aside the radiator surge tank. Radiator Surge Tank Replacement
  6. GM4851356Courtesy of GENERAL MOTORS COMPANY

    Thoroughly clean the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) area of any accumulated dirt and debris.

  7. Electrical Connector (1) @ Electronic Brake Control Module - Disconnect
  8. GM4213860Courtesy of GENERAL MOTORS COMPANY

    Brake Pipe Fitting-Front-Right Side (1) - Disconnect

  9. Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.
  10. GM4213861Courtesy of GENERAL MOTORS COMPANY

    Brake Pipe Fitting-Rear-Left Side (1) - Disconnect

  11. Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.
  12. GM4213863Courtesy of GENERAL MOTORS COMPANY

    Brake Pipe Fitting-Rear-Right Side (1) - Disconnect

  13. Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.
  14. GM4213864Courtesy of GENERAL MOTORS COMPANY

    Brake Pipe Fitting-Front-Left Side (1) - Disconnect

  15. Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.
  16. GM4213865Courtesy of GENERAL MOTORS COMPANY

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

  17. Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.
  18. GM4213869Courtesy of GENERAL MOTORS COMPANY

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

  19. Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.
  20. GM4851357Courtesy of GENERAL MOTORS COMPANY

    Nut (2) @ Electronic Brake Control Module - Loosen [2x]

  21. Electronic Brake Control Module (1) - Remove