GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2007
🢒
Lucerne
🢒 BCM Inputs and Outputs, 1 of 4
BCM Inputs and Outputs, 1 of 4
BCM Inputs and Outputs 1 of 4
Master Electrical Component List
Body Control System Description and Operation
Control Module References
BCM Inputs and Outputs, 2 of 4
BCM Power, Ground, and DLC
Shift Lock Control Schematics
Hazard, Headlamp, Driver Information Display Switches, Ashtray, HVAC Control Module, Radio
Brake Pedal Position, Traction Control Switch, Data Link Communication
LT TRN/SIG, RR TRN/SIG, CHMSL/BCK-UP, INT LAMPS, SWTCH DM, HVAC BLWR Fuses, DR MDL/PWR WNDW Circuit Breaker
TRUNK RELSE Relay, AUX PWR, CNSTR VENT, RVC SENSE, ELC MDL, MRTD MDL, TRUNK RELSE Fuses
RAP Relay, CTSY/RF TRN, S/ROOF, SHFTR SOL, RAP Fuses
IGN SWTCH, STR/WHL/ILLUM Fuses
ON/OFF Switch
Charging
