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Body Control Module (BCM)

BCM DTC CHART

DTC	Description	Action
B1277:11	Reverse Lamp: Circuit Short To Ground	GO to PINPOINT TEST A
B1277:15	Reverse Lamp: Circuit Short To Battery or Open	If the reverse lamps are is inoperative, GO to PINPOINT TEST A If the reverse lamps are always on, GO to PINPOINT TEST C