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Electronic Brake Control Module Replacement

GM2027935
Callout Component Name
WARNING:

Refer to Brake Fluid Irritant Warning .

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. Prepare electronic brake control module for replacement. Refer to Control Module References .
  2. Disconnect the battery. Refer to Battery Negative Cable Disconnection and Connection .
  3. Remove the BPMV from BPMV bracket. Refer to Brake Pressure Modulator Valve Replacement .
1 Electronic Brake Control Module Bolt (Qty: 3)
CAUTION:

Refer to Fastener Caution .


Tighten 
3 N.m (26 lb in)
2 Brake Pressure Modulator Valve
3 Electronic Brake Control Module

Procedure

  1. Carefully separate the EBCM from the BPMV, do not pry the components apart.
  2. Clean the sealing surface of the BPMV with denatured alcohol and a clean shop cloth and allow to dry.
  3. Fill the master cylinder reservoir.
  4. Program the EBCM, IF installing a new EBCM. Refer to Control Module References .
  5. Bleed the brake system. Refer to Hydraulic Brake System Bleeding .
  6. Perform a diagnostic system check. Refer to Diagnostic System Check - Vehicle .
  7. If equipped, calibrate the brake pedal position sensor. Refer to Brake Pedal Position Sensor Calibration .
  8. Centering the steering angle sensor. Refer to Steering Wheel Angle Sensor Centering .