Body Control Module (BCM) C1 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110245 32-Way F Metri-Pack 100 Series (PNK)
Pin	Wire Color	Circuit No.	Function
C1	BLK/WHT	99	Windshield Washer Fluid Level Signal
C2	PPL	709	Left Park Lamp Supply Voltage
C3	BLK/WHT	238	Driver Seat Belt Switch Signal
C4-C6	-	-	Not Used
C7	PNK	39	Ignition 1 Voltage
C8	LT BLU	2380	Rear Parking Assist Chime Signal
C9	ORN	840	Battery Positive Voltage
C10	LT GRN	1845	Chime Control
C11	-	-	Not Used
C12	PPL/WHT	549	Headlamp Switch Headlamps Off Signal
C13	-	-	Not Used
C14	WHT	156	Courtesy Lamp Low Control
C15	GRY	157	Interior Lamp Control
C16	BLK	450	Ground
D1	ORN	1732	Courtesy Lamps Supply Voltage
D2-D9	-	-	Not Used
D10	DK BLU	1393	Interior Lamp Relay Coil Control
D11	BLK	1576	Trunk Release Switch Signal
D12	RED/BLK	744	Trunk Ajar Switch Signal
D13	DK BLU/WHT	1495	Courtesy Lamp Switch Signal
D14	PPL	806	Crank Voltage
D15-D16	-	-	Not Used