Removal Procedure

WARNING: This page is about a different variant/trim than selected.

CAUTION: 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.

High Voltage - Disable High Voltage Disabling
Without draining the coolant and without disconnecting the hoses, remove and position aside the radiator surge tank. Refer to Radiator Surge Tank Replacement (LFV)Radiator Surge Tank Replacement (LTG)Radiator Surge Tank Replacement (LKN)
Thoroughly clean the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) area of any accumulated dirt and debris.
Disconnect the EBCM electrical connector.
Brake Master Cylinder Hose Brake Pipe Fitting (1) - Disconnect

Fig 1: Brake Master Cylinder Hose Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Cap the fitting and plug the BPMV port to prevent brake fluid loss and contamination.
Right Rear Brake Pipe Fitting (1) - Disconnect

Fig 2: Right Rear Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting and plug the BPMV outlet port to prevent brake fluid loss and contamination.
Left Rear Brake Pipe Fitting (1) - Disconnect

Fig 3: Left Rear Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting and plug the BPMV outlet port to prevent brake fluid loss and contamination.
Right Front Brake Pipe Fitting (1) - Disconnect

Fig 4: Right Front Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting and plug the BPMV outlet port to prevent brake fluid loss and contamination.
Left Front Brake Pipe Fitting (1) - Disconnect

Fig 5: Left Front Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting and plug the BPMV outlet port to prevent brake fluid loss and contamination.
Brake Pressure Modulator Valve Secondary Pipe Fitting (1) - Disconnect

Fig 6: Brake Pressure Modulator Valve Secondary Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.
Brake Pressure Modulator Valve Primary Pipe Fitting (1) - Disconnect

Fig 7: Brake Pressure Modulator Valve Primary Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY
Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.
Brake Pressure Modulator Valve Bracket Nut (1) - Loosen

Fig 8: Brake Pressure Modulator Valve Bracket Nut
Courtesy of GENERAL MOTORS COMPANY
Brake Pressure Modulator Valve Bracket Nut (1) - Remove

Fig 9: Brake Pressure Modulator Valve Bracket Nut
Courtesy of GENERAL MOTORS COMPANY
Brake Pressure Modulator Valve Bracket Bolt (1) - Remove

Fig 10: Brake Pressure Modulator Valve Bracket Bolt
Courtesy of GENERAL MOTORS COMPANY
Electronic Brake Control Module with Brake Pressure Modulator Valve - Remove
Brake Pressure Modulator Valve Bracket (1) - Remove Brake Pressure Modulator Valve Bracket Replacement

Fig 11: Brake Pressure Modulator Valve Bracket
Courtesy of GENERAL MOTORS COMPANY