GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Denali 🢒 Brakes 🢒 Antilock Brake System 🢒 Electronic Brake Control Module Replacement

Electronic Brake Control Module Replacement JD9, JF3, JF7


Object Number: 1848840 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. 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.

1

EBCM to BPMV Screw (Qty: 4)

Notice: Refer to Fastener Notice in the Preface section.

Procedure

  1. Discard the EBCM to BPMV screws.
  2. Install new EBCM to BPMV screws.
  3. Tighten the EBCM to BPMV screws in an X pattern.

Tighten
3 N·m (27 lb in)

2

Electronic Brake Control Module (EBCM)

Procedure

  1. Disconnect the EBCM electrical connector.
  2. Carefully pull the EBCM away from the BPMV. Do not force the components apart.
  3. Remove the EBCM to BPMV gasket and inspect for damage. Replace the gasket if necessary.
  4. Carefully align the EBCM and the brake pressure switch to the BPMV. Do not force the components together.
  5. Program the EBCM. Refer to Control Module References.

Electronic Brake Control Module Replacement JH6, JH7


Object Number: 1862946 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. 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.

1

EBCM to BPMV Screw (Qty: 4)

Notice: Refer to Fastener Notice in the Preface section.

Procedure

  1. Discard the EBCM to BPMV screws.
  2. Install new EBCM to BPMV screws.
  3. Tighten the EBCM to BPMV screws in an X pattern.

Tighten
3 N·m (27 lb in)

2

Electronic Brake Control Module (EBCM)

Procedure

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