GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: To prevent equipment damage, never connect or disconnect the wiring harness connection from the EBCM with the ignition switch in the ON position.

  1. Place the ignition switch in the OFF position.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  3. Remove the front air deflector shield. Refer to Front Air Deflector Replacement.
  4. Remove the washer solvent container fasteners and position the washer solvent container aside to access the electronic brake control module (EBCM). Refer to Windshield Washer Solvent Container Replacement.
  5. Thoroughly clean the area around the EBCM of all dirt and debris.
  6. Release the EBCM electrical connector by pressing the retaining tab and rotating the locking lever forward.

  7. Object Number: 1906542  Size: SH
  8. Remove the EBCM screws (1).

  9. Object Number: 1906543  Size: SH
  10. Separate the EBCM (1) from the brake pressure modulator valve (BPMV).

Installation Procedure


    Object Number: 1906543  Size: SH
  1. Clean the sealing surfaces of the BPMV and the EBCM.
  2. Install the EBCM (1) to the BPMV.

  3. Object Number: 1906542  Size: SH
  4. Install the EBCM screws (1).
  5. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 782378  Size: SH
  6. Tighten the EBCM screws in the sequence shown (1-4) to  3 N·m (26 lb in).
  7. Connect the EBCM electrical connector.
  8. Position the washer solvent container and install the fasteners. Refer to Windshield Washer Solvent Container Replacement.
  9. Install the front air deflector shield. Refer to Front Air Deflector Replacement.
  10. Lower the vehicle.
  11. If installing a new EBCM, program the EBCM. Refer to Control Module References.
  12. Perform the Diagnostic System Check - Vehicle.