Body Control Module (BCM) Connector End View C3

Body Control Module (BCM) C3

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110244 24 Way F Micro-Pack 100 Series (PK)
Pin	Wire Color	Circuit Number	Function
A1	WH	156	Courtesy Lamp Low Control
A2	RD/WH	812	12 Volt Reference
A3	WH	352	Headlamp Relay Coil Supply Voltage
A4	D-BU	1660	Traction Control Indicator Control
A5	OG/BK	1445	BCM Program Enable Signal
A6	OG/BK	1445	BCM Program Enable Signal
A7	WH	1080	Park Lamp Relay Control
A8	L-GN/BK	592	DRL Relay Control
A9	GY	1359	LCD Backlighting Lamp Control
A10	PU	1807	Class 2 Serial Data
A11	--	--	Not Used
A12	TN	2501	High Speed GMLAN Serial Data Bus-
B1	TN/WH	816	A/T Shift Lock Solenoid Supply Voltage
B2	BK	28	Horn Relay Control
B3	OG/BK	1057	Low Reference
B4	GY	112	Windshield Wiper Switch Signal 1
B5	GY/BK	1381	LCD Dimming Signal
B6	WH	193	Rear Defog Relay Control
B7	YE	1836	Security System Sensor Signal
B8	D-GN	113	Windshield Wiper Switch Signal 2
B9	PU	1807	Class 2 Serial Data
B10	PU	1807	Class 2 Serial Data
B11	TN/WH	2500	High Speed GMLAN Serial Data Bus+
B12	--	--	Not Used