HVAC Control Module - Auxiliary C2 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12020813 5-Way F Micro-Pack 630 Series (BLK)
Pin	Wire Color	Circuit No.	Function
A	ORN	1052	Auxiliary Blower Motor High Speed Relay Control
B	LT BLU	1072	Auxiliary Blower Motor Medium Speed Control
C	YEL	1176	Auxiliary Blower Motor Low Speed Control
D	-	-	Not Used
E	PPL	9970	Blower Motor Switch Supply Voltage - Auxiliary