Body Control Module Connector End View - C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110088 24-Way F Micro-Pack 100 Series (GRY)
Pin	Wire Color	Circuit No.	Function
A1	BLK	1550	Ground
A2-A3	-	-	Not Used
A4	YEL/BLK	1138	Ambient Light Sensor Low Reference
A5	PNK	1444	5 Volt Reference
A6	LT GRN/ BLK	1137	Ambient Light Sensor Signal
A7	BRN/WHT	230	Instrument Panel Lamps Dimming Control
A8	LT GRN/ BLK	311	High Beam Signal
A9	BLK/WHT	1455	Keyless Entry Program Enable Signal
A10	LT GRN	1037	BCM Class 2 Serial Data
A11	BLK	28	Horn Relay Control
A12	LT GRN/ BLK	592	DRL Relay Control
B1	GRY/BLK	1796	Low Reference
B2	PNK	739	Ignition 1 Voltage
B3	BRN	9	Park Lamp Supply Voltage
B4	YEL	749	Security Indicator Control (UH9)
B5-B6	-	-	Not Used
B7	ORN	3240	Battery Positive Voltage
B8	LT BLU	910	Headlamp Relay Control
B9	DK GRN/ WHT	762	A/C Request Signal (C60)
B10	-	-	Not Used
B11	TAN/WHT	816	A/T Shift Lock Solenoid Supply Voltage
B12	DK GRN/ WHT	1317	Fog Lamp Relay Control