Cleaning Exterior Lamps/Lenses

Use only lukewarm or cold water, a soft cloth and a car washing soap to clean exterior lamps and lenses.

    See also:

    Navigation
    This display is used for the OnStar or Navigation System Turn-by-Turn guidance. See OnStar Overview or the navigation manual, if the vehicle has navigation, for more information. ...

    ENGINE OIL LOW — ADD OIL
    This message displays when the engine oil level is too low. Check the oil level. See Engine Oil. ...

    Other Warning Devices
    If you carry reflective triangles, you can set them up at the side of the road about 300 feet (100 m) behind your vehicle. ...