Data Communication Schematics

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Low Speed Bus - 1 of 3 Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Low Speed Bus - 2 of 3 Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 3: Low Speed Bus - 3 of 3 Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: High Speed Bus - 1 of 3 Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: High Speed Bus - 2 of 3 Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 6: High Speed Bus - 3 of 3 (Diesel) Schematic

Courtesy of GENERAL MOTORS CORP.