Video System Schematics (UMS)

WARNING: This page is about a different car, the 2007 Saturn Relay. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Ground, Power, Serial Data, and Front Audio Signals

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Fig 2: Rear Audio Output

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Fig 3: Auxiliary and Rear Audio and Video Signals

Courtesy of GENERAL MOTORS CORP.