Data Link Connector Schematics

WARNING: This page is about a different car, the 2006 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: DLC Power Ground & Low Speed GMLAN Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: DLC High Speed Serial Data Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 3: DLC Serial Data Wake Up Schematic

Courtesy of GENERAL MOTORS CORP.