GM Service Manual Online
For 1990-2009 cars only

Object Number: 1862946  Size: MF

Callout

Component Name

Caution: 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.

Preliminary Procedures

  1. Turn the ignition switch to the OFF position.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  3. Remove any dirt and debris from the area of the brake pressure modulator valve (BPMV)/electronic brake control module (EBCM) assembly.
  4. Disconnect the EBCM electrical connector.

1

EBCM Bolt (Qty: 4)

Caution: Refer to Fastener Caution in the Preface section.

Procedure

  1. Discard the EBCM bolts.
  2. Install new EBCM bolts.
  3. Tighten the EBCM bolts in a cross pattern.

Tighten
3 N·m (27 lb in)

2

Electronic Brake Control Module (EBCM)

Procedure

  1. Carefully pull the EBCM away from the BPMV. Do not force the components apart.
  2. Clean the EBCM to BPMV sealing surfaces with denatured alcohol and allow to dry.
  3. Program the EBCM. Refer to Control Module References.