Electronic Brake Control Module: Service and Repair

REMOVAL PROCEDURE





CAUTION: Do not pry EBCM/EBTCM. Be careful not to damage seal (if reusing module). If seal is damaged during removal, repair damaged area using GM P4V 123456739 silicone sealer or replace EBCM/EBTCM.

IMPORTANT: You cannot repair the EBCM/EBTCM. If the assembly is faulty, replace the EBCM/EBTCM as an assembly.

1. Turn the ignition switch to the OFF position.
2. Remove the air cleaner assembly and the PCM cover.
3. Remove the EBCM/EBTCM harness connector.
4. Remove the front EBCM/EBTCM bracket from the vehicle (3).
5. Remove the EBCM/EBTCM center bracket mounting bolt (4).





IMPORTANT: Do not twist the assembly.

6. Remove the 4 EBCM/EBTCM to BPMV bolts (1).
7. Remove the EBCM/EBTCM by pulling rearward until the internal connector disengages (2).

INSTALLATION PROCEDURE





NOTICE: Be sure to reconnect all harness retaining clips that may have been disconnected during the removal procedure in their original positions. Then perform a visual inspection of the entire harness checking to make sure all retaining clips are properly connected.

IMPORTANT: When replacing the EBCM/EBTCM, you must recalibrate the Magnasteer.

NOTICE: Refer to Fastener Notice in Service Precautions.

1. Clean the EBCM/EBTCM seal and BPMV gasket surface with alcohol.
^ Tighten the 4 EBCM/EBTCM to BPMV bolts (1) to 4.5 Nm (40 ft. lbs.).





2. Install the front EBCM/EBTCM bracket (3).
^ Tighten the EBCM/EBTCM center bracket mounting bolt (2) to 14 Nm (10 ft. lbs.).

3. Connect the EBCM/EBTCM harness connector.
4. Install the air cleaner assembly and the PCM cover.
5. Turn the ignition ON leaving the engine OFF.
6. Perform the ABS Diagnostic System Check.