Climate Control Seat Module - Driver C2 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15380923 20-Way M AMP Series (BLK)
Pin	Wire Color	Circuit No.	Function
1	LT GRN	6216	Driver Seat Cushion Heated/Cool Ventilation Module Heat Control
2	PPL	6214	Driver Seat Back Heated/Cool Ventilation Module Cool Control
3	LT BLU	6212	Driver Seat Back Blower Voltage Reference
4	DK GRN	6238	Driver Seat Back Blower Low Reference
5-7	-	-	Not Used
8	ORN	6236	Driver Seat Cushion Blower Voltage Reference
9	GRY	6237	Driver Seat Cushion Blower Low Reference
10	DK BLU	6143	Driver Seat Back Blower Speed Control
11	PPL	6213	Driver Seat Back Heated/Cool Ventilation Module Heat Control
12	PPL	6214	Driver Seat Back Heated/Cool Ventilation Module Cool Control
13	PPL	6217	Driver Seat Cushion Blower Speed Control
14	-	-	Not Used
15	BRN	2478	DDM Heated/Cool Seat Mode Signal
16	-	-	Not Used
17	YEL	2080	Driver Seat Cushion Temperature Sensor Low Reference
18	YEL/BLK	2079	Seat Cushion Temperature Sensor Signal
19	DK BLU	2425	Driver Seat Back Temperature Sensor Signal
20	PNK	2426	Driver Seat Back Temperature Sensor Low Reference