See also:

OnStar®
OnStar® uses several innovative technologies and live advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services. ...

If the Light Is On Steady
You may be able to correct the emission system malfunction by considering the following: Did you recently put fuel into your vehicle? If so, reinstall the fuel cap, making sure to fully install ...

Front Fog Lamp Light
For vehicles with front fog lamps, this light comes on when the front fog lamps are in use. The light goes out when the front fog lamps are turned off. See Front Fog Lamps  for more inform ...