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Home >> Saturn >> 2005 >> Ion 1 Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 447 (Data Communication System) >> Schematic and Routing Diagrams >> Data Communication Schematics
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Data Communication Schematics

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power, Ground, Low Speed GMLAN
GM2249282Courtesy of GENERAL MOTORS CORP.
Fig 2: High Speed GMLAN
GM2249285Courtesy of GENERAL MOTORS CORP.