Removal Procedure

CAUTION: Refer to Brake Fluid Irritant Caution .

CAUTION: For safety reasons, the Brake Pressure Modulator Valve (BPMV) must not be repaired; the complete unit must be replaced. With the exception of the EBCM/EBTCM, no screws may be loosened. If screws are loosened, it will not be possible to get the brake circuits leak-tight and personal injury may result.

NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components Notice .

Turn the ignition switch to the OFF position.
Remove the air cleaner assembly from the engine compartment. Refer to Air Cleaner Assembly Replacement .

Fig 1: Identifying Electronic Brake Control Module

Courtesy of GENERAL MOTORS CORP.

Disconnect the electronic brake control module (EBCM) harness connector (2).

Fig 2: View Of Brake Pressure Modulator Valve (BPMV)

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Note the locations of the brake pipes in order to aid in installation.

Disconnect the 4 wheel brake pipes and 2 master cylinder pipes from the brake pressure modulator valve (BPMV).
Cover the open pipes to avoid dripping of brake fluid or contamination of the brake system.

Fig 3: Locating BPMV Mounting Bracket Nuts

Courtesy of GENERAL MOTORS CORP.

Remove the BPMV mounting bracket nuts (2) from the inner wheel housing mount surface of the strut tower.
Reinstall the top nut upside down on the top stud.
Lightly tap on the bottom of the nut until the stud has loosened up.
Remove the BPMV mounting bracket and EBCM assembly from the vehicle.

Fig 4: Removing/Installing BPMV To Mounting Bracket Bolts

Courtesy of GENERAL MOTORS CORP.

NOTE: When removing the brake pressure modulator valve, protect the vehicle exterior from possible brake fluid spillage. Brake fluid can cause damage to painted surfaces.

Remove the bolt that connects the BPMV to the mounting bracket.
Lift the BPMV off the mounting bracket studs.
Remove EBCM if replacing the BPMV only. Refer to Electronic Brake Control Module Replacement .