Circuit/System Testing
WARNING: This page is about a different car, the 2008 Saturn Outlook, 2008 GMC Acadia, and 2008 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
Ignition OFF, test the amplifier control and remote enable signal circuits for an open, a short to voltage, or a short to ground.
- If the circuit tests normal, replace the radio.