Front Passenger Door Module (FPDM) C4 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		174045-2 12-Way F AMP (BLK) Wire harness connector is part of the mirror assembly (pigtail)
Pin	Wire Color	Circuit No.	Function
A	GRN/BLK	787	Passenger Mirror Vertical Position Sensor Signal (w/ AV2)
B	BLU/BLK	785	Passenger Mirror Horizontal Position Sensor Signal (w/ AV2)
C-D	-	-	Not Used
E	PPL/BLK	782	Memory Mirror Sensor Low Reference (w/ AV2)
F	BLK	9089	Heated Mirror Element Return
G	DK/BLU	90	Passenger Mirror Motor Left Control
H	BLK	267	Heated Mirror Element Feed
J	WHT	881	Passenger Mirror Motor Right Control
K	LT GRN	889	Passenger Mirror Motor Down Control
L	YEL	1498	Passenger Mirror Motor Up Control
M	RED/BLK	788	5-Volt Reference (w/ AV2)