Removal Procedure

IMPORTANT: After installation, calibrate the new electronic brake control module (EBCM) to the tire size that is appropriate to the vehicle.

Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

Fig 1: Identifying Chassis Electrical Connectors To EBCM
Courtesy of GENERAL MOTORS CORP.

IMPORTANT: The area around the electric hydraulic control unit (EHCU) MUST be free from loose dirt to prevent contamination of disassembled ABS components.

Thoroughly wash all contaminants from around the EHCU.

Fig 2: Splash Shield (Cutaway Vehicles)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Brake Pressure Modulator Valve & Electronic Brake Control Module

Courtesy of GENERAL MOTORS CORP.

Remove the mounting screws that fasten the EBCM (2) to the BPMV (1).
Remove the EBCM (2) from the brake pressure modulator valve (BPMV) (1). Removal may require a light amount of force.
Clean the BPMV to EBCM mounting surfaces with a clean cloth.