Radio/Navigation System Schematics

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, Ground, Serial Data, and Steering Wheel Controls Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Radio Audio Outputs and VSS Input Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 3: Front Speakers Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: Rear Door Speakers and Subwoofer Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: Digital Radio Receiver (U2K) Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 6: Navigation Radio Schematic

Courtesy of GENERAL MOTORS CORP.