Radio/Audio System Schematics

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Base Radio - Power, Ground, Serial Data, & Antenna Schematics

Courtesy of GENERAL MOTORS CORP.

Fig 2: Base Radio - Speaker Outputs W/O Rear Seat Audio Schematics

Courtesy of GENERAL MOTORS CORP.

Fig 3: Base Radio - Speaker Outputs W/Rear Seat Audio Schematics

Courtesy of GENERAL MOTORS CORP.

Fig 4: Premium Radio - Power, Ground, Serial Data, & Antenna Schematics - Body Type VIN 3

Courtesy of GENERAL MOTORS CORP.

Fig 5: Premium Radio - Power, Ground, Serial Data, & Antenna Schematics - Body Type VIN 6

Courtesy of GENERAL MOTORS CORP.

Fig 6: Premium Radio - Speaker Outputs & Amplifier Serial Data Schematics

Courtesy of GENERAL MOTORS CORP.

Fig 7: Steering Wheel Controls Schematics

Courtesy of GENERAL MOTORS CORP.