Body Control Module (BCM) C2

WARNING: This page is about a different car, the 2006 Pontiac Torrent and 2006 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 12110088 Service: See Catalog 24-Way F Micro-Pack 100 Series (GY)
Pin	Wire Color	Circuit No.	Function
A1	PU	1807	Class 2 Serial Data
A2	BN	96	Windshield Wiper Switch Pulse Delay Signal
A3	D-BU	245	Passenger Door Lock Switch Unlock Supply Voltagel
A4	BN/WH	1571	Traction Control Switch Signal
A5	PK	94	Rear Window Wiper Switch Signal
A6	OG	228	Windshield Washer Pump Control
A7	PK	339	Ignition 1 Voltage
A8	L-GN	80	Key In Ignition Switch Signal
A9	-	-	Not Used
A10	TN/BK	2500	High Speed GMLAN Serial Data (+)
A11	TN	2501	High Speed GMLAN Serial Data (-)
A12	D-GN	113	Windshield Wiper Switch Signal 2
B1-B2	-	-	Not Used
B3	L-BU	74	Park Lamp Switch Signal
B4	OG	192	Fog Lamp Switch Signal (T96)
B5	TN/WH	746	Passenger Door Ajar Switch Signal
B6	YE	43	Accessory Voltage
B7	BN	9	Park Lamp Supply Voltage
B8	BN	41	Ignition 3 Voltage
B9	D-GN	392	Rear Window Washer Pump Control
B10	TN/BK	2500	High Speed GMLAN Serial Data (+)
B11	TN	2501	High Speed GMLAN Serial Data (-)
B12	GY	112	Windshield Wiper Switch Signal 1