LaCrosse V6-3.8L (2009)
Electronic Brake Control Module: Service and Repair
Electronic Brake Control Module Replacement
Removal Procedure
Warning: Refer to Brake Fluid Irritant Warning (See: Brakes and Traction Control/Service Precautions/Technician Safety Information/Brake
Fluid Irritant Warning).
Caution: Refer to Brake Fluid Effects on Paint and Electrical Components Caution (See: Brakes and Traction Control/Service Precautions/Vehicle
Damage Warnings).
Caution: To prevent equipment damage, never connect or disconnect the wiring harness connection from the EBCM with the ignition switch in the ON
position.
1. Turn the ignition switch to the OFF position.
2. Remove the fuel injector sight shield, 3.8L engine only. Refer to Fuel Injector Sight Shield Replacement (See: Powertrain Management/Fuel
Delivery and Air Induction/Fuel Injector/Service and Repair/Removal and Replacement/Fuel Injector Sight Shield Replacement).
3. Remove the front fender upper diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement (See: Body and Frame/Fender/Front
Fender/Service and Repair).
4. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement (See: Engine, Cooling and Exhaust/Engine/Tune-up and Engine
Performance Checks/Air Cleaner Housing/Air Cleaner Fresh Air Duct/Hose/Service and Repair).
5. Disengage the locking tab (1) from the electronic brake control module (EBCM) harness connector.
6. Disconnect the EBCM harness connector.
7. Remove any dirt/debris from the assembly.
8. Remove the 6 EBCM to brake pressure modulator valve (BPMV) retaining bolt/screws.
Note: Do not pry apart using a tool. Be careful not to damage BPMV surface.
Note: Care must be taken not to damage the solenoid valves when the EBCM is removed from the BPMV.
9. Separate the EBCM (1) from the BPMV (4) by gently pulling apart until separated.
10. Disconnect the pump motor connector (3) at the bottom of the EBCM.
Installation Procedure
