Data Link Connector (DLC)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. 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.

Data Link Connector (DLC) Connector Parts Information

Connector Part Information

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

Terminal Part Information

Pins: 1, 6, 14
Terminal/Tray: 12129373/5
Core/Insulation Crimp: TBD
Release Tool/Test Probe: TBD

Pins: 4, 5, 16
Terminal/Tray: 12129484/19
Core/Insulation Crimp: E/A
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Data Link Connector (DLC) Connector Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	D-GN	5060	Low Speed GMLAN Serial Data
2-3	-	-	Not Used
4	BK	1050	Ground
5	BK/WH	1851	Ground
6	TN/BK	2500	High Speed GMLAN Serial Data Bus +
7-13	-	-	Not Used
14	TN	2501	High Speed GMLAN Serial Data Bus -
15	-	-	Not Used
16	RD/WH	640	Battery Positive Voltage