Body Control Module Connector End View, C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110244 24-Way F Micro-Pack 100 Series (PNK)
Pin	Wire Color	Circuit No.	Function
A1	DK BLU	1393	Interior Lamp Relay Coil Control
A2	WHT	1080	Park Lamp Relay Control
A3	ORN	2140	Battery Positive Voltage
A4	-	-	Not Used
A5	LT GRN	1037	BCM Class 2 Serial Data
A6	BLK	1050	Ground
A7	BLK	1050	Ground
A8	LT GRN/BLK	592	DRL Relay Control
A9	-	-	Not Used
A10	WHT	156	Courtesy Lamp Low Control
A11	LT GRN	377	Keyless Entry Serial Data (w/o 9C1/9C3)
A12	PPL	1500	Ignition 0 Voltage
B1	-	-	Not Used
B2	DK GRN/ WHT	1317	Fog Lamp Relay Control (Impala LS/ Monte Carlo SS)
B3	BLK/WHT	1969	Headlamp High Beam Relay Control
B4	-	-	Not Used
B5	BLK	28	Horn Relay Control
B6	DK BLU	38	Backup Lamp Relay Control
B7	BLK	1050	Ground
B8	TAN/WHT	816	A/T Shift Lock Solenoid Supply Voltage
B9	WHT	1459	Security System Sensor Supply Voltage
B10	PNK	1200	Headlamp High Beam Signal
B11	GRY	8	Instrument Panel Lamp Supply Voltage - 1
B12	BLK	1835	Security System Sensor Low Reference