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Home >> Chevrolet >> 2014 >> Corvette 2D Convertible, Automatic Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Repair Instructions >> Brake Pressure Modulator Valve Replacement >> Removal Procedure
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Removal Procedure

  1. Place the ignition in the OFF position.
  2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  3. Thoroughly clean the area surrounding the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) of any accumulated dirt and debris.
  4. Disconnect the EBCM electrical connector.
    5. Fig 1: Left Rear Brake Pipe Fitting Nut
    GM3318475Courtesy of GENERAL MOTORS COMPANY
  5. Disconnect the left rear brake pipe fitting nut (1).
  6. Cap the brake pipe and plug the BPMV outlet port to prevent brake fluid loss and contamination.
  7. Disconnect the right rear brake pipe fitting nut (2).
  8. Cap the brake pipe and plug the BPMV outlet port to prevent brake fluid loss and contamination.
    9. Fig 2: Left Front Brake Pipe Fitting Nut
    GM3318479Courtesy of GENERAL MOTORS COMPANY
  9. Disconnect the left front brake pipe fitting nut (1).
  10. Cap the brake pipe and plug the BPMV outlet port to prevent brake fluid loss and contamination.
  11. Disconnect the right front brake pipe fitting nut (2).
  12. Cap the brake pipe and plug the BPMV outlet port to prevent brake fluid loss and contamination.
    13. Fig 3: Master Cylinder Secondary Brake Pipe Fitting Nut
    GM3318480Courtesy of GENERAL MOTORS COMPANY
  13. Disconnect the master cylinder secondary brake pipe fitting nut (1).
  14. Cap the brake pipe and plug the BPMV inlet port to prevent brake fluid loss and contamination.
  15. Disconnect the master cylinder primary brake pipe fitting nut (2).
  16. Cap the brake pipe and plug the BPMV inlet port to prevent brake fluid loss and contamination.
    17. Fig 4: BPMV Assembly Nuts
    GM3318482Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    It is not necessary to remove the BPMV assembly nuts.

  17. Loosen the 2 BPMV assembly nuts (1).
    18. Fig 5: BPMV Assembly
    GM3318484Courtesy of GENERAL MOTORS COMPANY
  18. Lift the BPMV assembly (1) straight upward and release the assembly from the BPMV bracket.
    19. Fig 6: Identifying EBCM Bolts
    GM2141671Courtesy of GENERAL MOTORS COMPANY
  19. Remove the EBCM bolts (1).
    20. Fig 7: Identifying EBCM
    GM2141673Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Do not attempt to lever or pry the components apart.

  20. Separate the EBCM (1) from the BPMV.
  21. Clean the sealing surfaces of the EBCM with denatured alcohol and allow to dry.
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