GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 HHR 🢒 Preface 🢒 Cautions and Notices 🢒 Electronic Brake Control Module Replacement

Electronic Brake Control Module Replacement Without JL4


Object Number: 1729725 Size: MF

Callout

Component Name

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.

Preliminary Procedures

  1. Turn the ignition switch to the OFF position.
  2. Remove the cover from the engine control module (ECM) and transmission control module (TCM).
  3. Clean the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) area of any accumulated dirt and foreign material.
  4. Disconnect the electrical connector from the EBCM.

1

Electronic Brake Control Module (EBCM) Bolt (Qty: 4)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
3 N·m (27 lb in)

2

EBCM O-Ring Seal (Qty: 8)

Procedure

  1. If installing a new EBCM, install new O-ring seals.
  2. Clean the sealing surfaces of the BPMV with denatured alcohol and a clean shop cloth.

3

EBCM

Procedure

  1. Separate the EBCM from the BPMV by carefully pulling apart. Do not pry apart.
  2. If a new EBCM is being installed, program the EBCM. Refer to Control Module References .

Electronic Brake Control Module Replacement With JL4


Object Number: 1910347 Size: MF

Callout

Component Name

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.

Preliminary Procedures

  1. Turn the ignition switch to the OFF position.
  2. If equipped with RPO LNF, release the charge air cooler inlet pipe from the bracket and position aside without removing the charge air cooler inlet pipe.
  3. Remove the cover from the engine control module (ECM) and transmission control module (TCM), if equipped.
  4. Clean the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) area of any accumulated dirt and foreign material.
  5. Disconnect the electrical connector from the EBCM.

1

Electronic Brake Control Module (EBCM) Bolts (Qty: 4)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
3 N·m (27 lb in)

2

EBCM

Procedure

  1. Separate the EBCM from the BPMV by carefully pulling apart. Do not pry the components apart.
  2. If a new EBCM is being installed, program the EBCM. Refer to Control Module References .

3

EBCM O-Ring Seal (Qty: 12)

Procedure

  1. If installing a new EBCM, install new O-ring seals.
  2. Clean the sealing surfaces of the BPMV with denatured alcohol and a clean shop cloth.