GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Turn the ignition to off.
  2. Remove the engine coolant reservoir. Refer to Radiator Surge Tank Replacement.
  3. Remove the underhood fuse center.
  4. Clean the electronic brake control module (EBCM) to brake pressure modulator valve (BMPV) mounting area.

  5. Object Number: 1797633  Size: SH
  6. Disconnect the EBCM connector (1).

  7. Object Number: 1797634  Size: SH
  8. Remove the EBCM attaching screws (1).
  9. Remove the EBCM.

Installation Procedure

  1. Clean the sealing surface of the BPMV.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1797634  Size: SH
  3. Install the EBCM to the BPMV assembly. Secure with screws (1), tighten screws in a criss-cross pattern. Tighten the nuts to 3 N·m (27 lb in).

  4. Object Number: 1797633  Size: SH
  5. Connect the EBCM connector (2).
  6. Install the underhood fuse center.
  7. Install the engine coolant reservoir. Refer to Radiator Surge Tank Replacement.
  8. Perform the Diagnostic System Check - Vehicle. Refer to Control Module References for programming and setup information.