Data Link Connector (DLC)

WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Data Link Connector (DLC) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	0.35 D-GN	5060	Low Speed GMLAN Serial Data
2-3	-	-	Not Used
4	0.35 BK	350	Ground
5	0.35 BK/WH	351	Ground
6	0.35 TN/BK	2500	High Speed GMLAN Serial Data (+) (1)
7-13	-	-	Not Used
14	0.35 TN	2501	High Speed GMLAN Serial Data (-) (1)
15	-	-	Not Used
16	0.35 RD/WH	1140	Battery Positive Voltage

Connector Part Information

OEM: 12110250
Service: 12110250
Description: 16-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12129484/19
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)