Data Communication Schematics

WARNING: This page is about a different car, the 2010 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, Ground and Low Speed GMLAN

Courtesy of GENERAL MOTORS CORP.

Fig 2: High Speed Serial Data

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Fig 3: High Speed Serial Data, Wake up

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Fig 4: Local Interconnect Network Bus

Courtesy of GENERAL MOTORS CORP.