Data Communication Schematics

WARNING: This page is about a different car, the 2008 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, Ground, and Key Word 2000 Serial Data

GM1875107

Courtesy of GENERAL MOTORS CORP.

Fig 2: Low Speed GMLAN Serial Data 1 of 2

GM1875111

Courtesy of GENERAL MOTORS CORP.

Fig 3: Low Speed GMLAN Serial Data 2 of 2

GM1875114

Courtesy of GENERAL MOTORS CORP.

Fig 4: High Speed GMLAN

GM1875117

Courtesy of GENERAL MOTORS CORP.

Fig 5: Local Interconnect Network

GM1875121

Courtesy of GENERAL MOTORS CORP.