Body Control Module (BCM) C3

WARNING: This page is about a different car, the 2006 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110244 24-Way F Micro-Pack 100 Series (PK)
Pin	Wire Color	Circuit No.	Function
A1	WH	156	Dome Lamp Control
A2	RD/WH	812	12 Volt Reference
A3	WH	352	Headlamp Relay Coil Supply Voltage (T82)
A4	YE	317	Fog Lamp Relay Control (T96)
A5	OG/BK	1445	Windshield Wiper Relay Control
A6	RD	2445	Rear Wiper Relay Control
A7	WH	1080	Park Lamp Relay Control (T82)
A8	L-GN/BK	592	DRL Relay Control
A9	BN/WH	230	I/P Lamps Dimming Control
A10	PU	1807	Class 2 Serial Data
A11	-	-	Not Used
A12	TN	2501	CAN Low
B1	TN/WH	816	A/T Shift Lock Switch Signal (A/T)
B2	BK	28	Horn Relay Control
B3	OG/BK	1057	Low Reference
B4	GY	112	Windshield Wiper Switch Signal 1
B5	TN	470	Low Reference
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	-	-	Not Used
B12	TN/WH	2500	CAN High