Rear Video System Circuit Description
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.
The rear video entertainment system has 3 external circuits, as follows:
- The ignition 1 voltage circuit
- The ground circuit
- The ignition 3 voltage circuit