See also:

OnStar Additional Information
Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ow ...

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 ca ...

Express-Down/Up Windows
Windows that have the express—down/up feature allow the windows to be lowered and raised fully without holding the window switch. Press the window switch fully and release it to activate the express ...