Ambient Light Sensor Connector End View

Ambient Light Sensor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15419810 4 Way M Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit Number	Function
A	-	1137	DRL Ambient Light Sensor Signal
B	-	1138	DRL Ambient Light Sensor Low Reference
C	BLK	476	Low Reference
D	LT BLU/BLK	590	Sunload Sensor Signal