See also:

Radio Reception
You may experience frequency interference and static during normal radio reception if items such as cellphone chargers, vehicle convenience accessories, and external electronic devices are plugged ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the v ...

Fuel System Messages
FUEL LEVEL LOW This message displays when the vehicle is low on fuel. Refuel as soon as possible. TIGHTEN GAS CAP This message displays when the fuel cap is not on tight. Tighten the fuel c ...