Installation Procedure

If installing a new BPMV, install the EBCM. Refer to Electronic Brake Control Module Replacement .
Install the BPMV bracket to the BPMV.
Install the BPMV bolts (1) and tighten to 11 N.m (97 lb in).

Fig 1: Brake Pressure Modulator Valve Bolts
Courtesy of GENERAL MOTORS COMPANY

CAUTION: Refer to Fastener Caution .
Install the BPMV and bracket to the vehicle.

Fig 2: Electronic Brake Control Module And Bracket Assembly Nuts
Courtesy of GENERAL MOTORS COMPANY
Install the BPMV bracket nuts (1) and tighten to 17 N.m (12 lb ft).
Install the protective caps (1) to the BPMV bracket nuts.

Fig 3: BPMV Bracket Nut Protective Caps
Courtesy of GENERAL MOTORS COMPANY
Install the BPMV outlet brake pipe fittings (1) to the BPMV outlet ports.

Fig 4: Front & Rear Brake Pipe Fittings
Courtesy of GENERAL MOTORS COMPANY

NOTE: Install the brake pipes in the same locations referenced during removal.
Connect the brake pipe fittings and tighten to 18 N.m (13 lb ft).
Connect the master cylinder primary brake pipe fitting (1) to the BPMV and tighten to 18 N.m (13 lb ft).

Fig 5: Master Cylinder Primary Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Connect the master cylinder secondary brake pipe fitting (1) to the BPMV and tighten to 18 N.m (13 lb ft).

Fig 6: Master Cylinder Secondary Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Connect the EBCM electrical connector.
Install the battery tray. Refer to Battery Tray Replacement .
Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding (Manual) and Hydraulic Brake System Bleeding (Pressure) .
Perform the Diagnostic System Check - Vehicle .
Observe the brake pedal feel after performing the diagnostic system check. If the pedal now feels spongy, air may have been in the secondary hydraulic circuit of the brake modulator which may have been introduced into the primary circuit. If the pedal feels spongy, bleed the antilock brake system. Refer to Anti-lock Brake System Automated Bleed .