Data Link Connector (DLC) End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110250 16-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	PU	1132	DLC Class 2 Serial Data
3	-	-	Not Used
4	BK	1450	Ground
5	BK	1550	Ground
6	TN/WH	2500	High Speed GMLAN Serial Data Bus + (LY7)
7-13	-	-	Not Used
14	TN	2501	High Speed GMLAN Serial Data Bus - (LY7)
15	-	-	Not Used
16	OG	2740	Battery Positive Voltage