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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 479 (Antilock Brake System - Non-Hybrid Less Than 3900 Kg (8600 Lb) GVW) >> Repair Instructions >> Electronic Brake Control Module Replacement

Electronic Brake Control Module Replacement

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Fig 1: View Of Electronic Brake Control Module & Screws
GM1848840Courtesy of GENERAL MOTORS COMPANY
Electronic Brake Control Module Replacement

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.
1 EBCM Screw (Qty: 4)
CAUTION:

Refer to Fastener Caution .

Procedure

  1. Discard the EBCM screws.
  2. Install new EBCM screws.
  3. Tighten the EBCM 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. After the installation is complete, program the EBCM. Refer to Control Module References .
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