Q: How do you install the Electronic Brake Control Module (W/O JL4)?
A:
You need to position the EBCM to the BPMV, install 4 new EBCM to BPMV screws, and connect the EBCM electrical connector. If installing a replacement EBCM, program the replacement EBCM. Then you can bleed the BPMV.
By Bob
GM Specialist
01/11/2022
Q: How do you install the Electronic Brake Control Module (W/JL4)?
A:
You need to position the gasket to the BPMV and the EBCM to the BPMV, push the EBCM squarely onto the BPMV, install 4 new EBCM to BPMV screws, and connect the EBCM electrical connector. If installing a replacement EBCM, program the replacement EBCM. Then you can bleed the BPMV.
By Bob
GM Specialist
01/11/2022
Q: How do you remove the Electronic Brake Control Module (W/JL4)?
A:
You need to remove all dirt and debris from the electronic brake control module (EBCM) and the brake pressure modulator valve (BPMV) before loosening or removing any of the components, clean the EBCM and the BPMV, disconnect the EBCM electrical connector, remove and discard the EBCM to BPMV screws, carefully pull the EBCM from the BPMV and remove the EBCM to BPMV gasket.
By Bob
GM Specialist
01/11/2022
Q: How do you remove the Electronic Brake Control Module (W/O JL4)?
A:
You need to remove all dirt and debris from the electronic brake control module (EBCM) and the brake pressure modulator valve (BPMV) before loosening or removing any of the components, clean the EBCM and the BPMV, disconnect the EBCM electrical connector, remove and discard the EBCM to BPMV screws and carefully pull the EBCM from the BPMV.
By Bob
GM Specialist
01/11/2022
FAQ for Other Repair Info
Q: What should you do before replacing the Park Brake Shoe (2500 Series)?
A:
You need to raise and support the vehicle, remove the brake rotor and disconnect the park brake cable from the actuator.
Q: How do you remove the Rear Wheel Speed Sensor Ring?
A:
You need to remove the tire and wheel assembly, the rear wheel speed sensor, the rear axle housing cover, the axle shaft, the axle shaft seal, the bearing, and the wheel speed sensor ring from the axle housing using the J 45857 and the J 2619-0.