GM Service Manual Online
For 1990-2009 cars only

Object Number: 1861946  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. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.
  3. Clean the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) area of any accumulated dirt and foreign material.

1

Electronic Brake Control Module (EBCM) Electrical Connector

Procedure

Lift the EBCM electrical connector locking lever upward.

2

EBCM Bolt (Qty: 4)

Caution: Refer to Fastener Caution in the Preface section.

Tighten
3 N·m (27 lb in)

3

EBCM

Procedure

  1. Separate the EBCM from the brake pressure modulator valve (BPMV) by carefully pulling apart. Do not pry apart.
  2. Clean the sealing surface of the BPMV with denatured alcohol and a clean shop cloth.
  3. If installing a new EBCM, program the EBCM. Refer to Control Module References.