Q: How to replace the Rear Body Control Module (RBCM) on Cadillac CTS?
A: First you need to remove the back shelf and pull pins holding the Rear Body Control Module to the electrical carrier before disconnecting electrical connectors and taking out the RBCM. Insert the RBCM onto the electrical carrier, secure it with push pin fasteners and put back the rear shelf. During replacement of the RBCM switch to the specified programming setup data when installing a new module.
Q: How to remove and install the Body Control Module (BCM) on Cadillac Escalade?
A: Unplug the negative battery cables first as your starting step. After removing the knee bolster disconnect the brown connector plus all other plugs. You take out the bcm part from the sliding bracket arrangement. Put the bcm on the bracket and link all connectors except the brown one before connecting the brown connector. Reattach the knee bolster then reattach all battery connections. Rephrase the bcm settings through reprogramming followed by passlock learn instructions.
Q: How to replace the Body Control Module (BCM) on Cadillac XLR?
A: When replacing the Body Control Module turn off the ignition key to shield it from harmful electrical discharges and bcm internal malfunction. Disassemble the panel at the lower front floor right side before using your tool to unscrew bcm retaining screws. Take off the bcm by disconnecting its wiring from the bcm unit. Keep the Ignition Switch in off position during the setup process. Place the bcm on top of the multiuse bracket and then click in all its harness connectors. Place the three bcm retaining screws into their matching positions and fasten them to 2 n.m (18 lb in) torque setting. Finally, reinstall the kick-up panel. The bcm needs special setup when it goes into a new or replacement setup.