Circuit/System Verification
WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Ignition ON, command the rear doors to LOCK and UNLOCK with a scan tool. The rear doors should perform the LOCK and UNLOCK functions.
- If B3135 00 is set refer to Door Lock Malfunction
- If B3130 00 is set, refer to Door Unlock Malfunction