HVAC Control Module - Auxiliary C1 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12084944 16-Way F Metri-Pack 100 Series (BLK)
Pin	Wire Color	Circuit No.	Function
A1	PPL	9970	Blower Motor Switch Supply Voltage - Auxiliary
A2	PPL	9970	Blower Motor Switch Supply Voltage - Auxiliary
A3 - A6	-	-	Not Used
A7	GRY	778	Blower Motor Control - Auxiliary
A8	GRY	778	Blower Motor Control - Auxiliary
B1	PPL	9970	Blower Motor Switch Supply Voltage - Auxiliary
B2	BLK	850	Ground
B3	BLK	2614	Air Temperature Door Control - Auxiliary
B4	-	-	Not Used
B5	LT BLU	733	Auxiliary Air Temperature Door Control
B6	GRY	8	Instrument Panel Lamp Supply Voltage - 1
B7	BRN	641	Ignition 3 Voltage
B8	GRY	778	Blower Motor Control - Auxiliary