Radio/Navigation System Schematics

Fig 1: Base Radio (UW5)

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Fig 2: Uplevel Radio 1 of 2 (UQ3)

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Fig 3: Uplevel Radio 2 of 2 (UQ3)

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Fig 4: Digital Radio (U2K)

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Fig 5: Redundant Steering Wheel Controls (UK3)

Courtesy of GENERAL MOTORS CORP.