Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Refer to Brake Fluid Effects on Paint and Electrical Components Caution .

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.

Place the ignition switch in the OFF position.
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
Clean the area surrounding the electronic brake control module (EBCM) and brake pressure modulator valve (BPMV) assembly of any accumulated dirt and debris.
Disconnect the EBCM electrical connector.
Disconnect the master cylinder secondary brake pipe fitting (1).

Fig 1: Master Cylinder Secondary Inlet Brake Pipe Fitting And Master Cylinder Primary Inlet Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting to prevent brake fluid loss and contamination.
Disconnect the master cylinder primary brake pipe fitting (2).
Cap the brake pipe fitting to prevent brake fluid loss and contamination.
Disconnect the left rear brake pipe fitting (1).

Fig 2: Left Rear And Right Rear Brake Pipe Fittings
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting to prevent brake fluid loss and contamination.
Disconnect the right rear brake pipe fitting (2).
Cap the brake pipe fitting to prevent brake fluid loss and contamination.
Disconnect the right front brake pipe fitting (1).

Fig 3: Right Front And Left Front Brake Pipe Fittings
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting to prevent brake fluid loss and contamination.
Disconnect the left front brake pipe fitting (2).
Cap the brake pipe fitting to prevent brake fluid loss and contamination.
Loosen, but do not remove, the BPMV bracket bolts (1).

Fig 4: BPMV Bracket Bolts
Courtesy of GENERAL MOTORS COMPANY

NOTE: It is not necessary to remove the BPMV bracket bolts.
Slide the BPMV and bracket assembly toward the rear of the vehicle and remove the assembly.
If necessary, remove the BPMV bracket. Refer to Brake Pressure Modulator Valve Bracket Replacement .
Remove the EBCM, if necessary. Refer to Electronic Brake Control Module Replacement .