HVAC Control Module C2 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 12084944 Service: 12084944 16-Way F Micro-Pack 100 Series (BK)
Pin	Wire Color	Circuit No.	Function
A1	WH	193	Rear Defog Relay Control
A2	BN	1244	Instrument Panel Lamp Supply Voltage - 2
A3	L-GN	5962	Inside Air Temperature Sensor Blower Control
A4-A6	-	-	Not Used
A7	PK	639	Ignition 1 Voltage
A8	RD/WH	1240	Battery Positive Voltage
B1	GY/BK	1458	Instrument Panel Lamp Supply Voltage - 4
B2	GY/BK	1357	Instrument Panel Lamp Control
B3	GY/BK	754	Blower Motor Speed Control
B4	PK/BK	1503	Passenger Seat Temperature Control Signal
B5	PK	1501	Driver Seat Temperature Control Signal
B6-B8	-	-	Not Used