DTC B1000: Body Control Module Malfunction: Description

Body Control Module (BCM) performs a self-test to detect any internal fault when ignition is turned on. If an internal fault exists, DTC B1000 is set. BCM will refuse all additional inputs if DTC B1000 is set. When DTC B1000 is set, SERVICE VEHICLE SOON indicator will illuminate. Check gauges chime will sound. DTC B1000 can be cleared using scan tool, or history DTC will disappear after 100 ignition cycles if fault conditions do not reoccur.