FixVault

Data Communication Schematics

WARNING: This page is about a different car, the 2008 Cadillac XLR. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Class 2
GM1899355Courtesy of GENERAL MOTORS CORP.
Fig 2: GMLAN
GM1899363Courtesy of GENERAL MOTORS CORP.