GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: 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. Turn the ignition switch to the OFF position.
  2. Remove the air cleaner assembly from the engine compartment. Refer to Air Cleaner Assembly Replacement for the 3.5L engine.

  3. Object Number: 1544732  Size: SH
  4. Disconnect the electronic brake control module (EBCM) harness connector (2).
  5. Brush off any dirt/debris that has accumulated on the assembly.
  6. Disconnect the pump motor connector at the bottom of the EBCM.
  7. Important: 

       • Do not damage the seal by prying the EBCM from the brake pressure modulator valve (BPMV).
       • Do not damage the solenoid valves while removing the EBCM from the BPMV.


    Object Number: 1542704  Size: SH
  8. Remove the EBCM to BPMV screws.

  9. Object Number: 255233  Size: SH
  10. Separate the EBCM from the BPMV by gently pulling apart until separated (1).

Installation Procedure


    Object Number: 255233  Size: SH
  1. Clean the BPMV surface with alcohol using a clean rag.
  2. Install the EBCM (1) to the BPMV.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the 6 screws that attaches the EBCM to BPMV.
  5. Tighten

        • Tighten the top 4 mounting screws to 5 N·m (44 lb in). Tighten screws in an X pattern.
        • Tighten the bottom 2 mounting screws to 5 N·m (44 lb in).
  6. Connect the pump motor connector to the bottom of the EBCM.

  7. Object Number: 1544732  Size: SH
  8. Connect the electrical harness connector (2) to the EBCM.
  9. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement for the 3.5L engine.
  10. If a new EBCM was installed, the EBCM must be programmed. Refer to Electronic Brake Control Module Programming and Setup in Programming and Setup.
  11. Turn the ignition switch to the RUN position, do not start engine.
  12. Perform the diagnostic system check. Refer to Diagnostic System Check - Vehicle in Vehicle DTC Information.
  13. Refer to Control Module References for programming and setup information.