Vehicle and Power Issues

OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.

    See also:

    Radio Settings
    Press the Config button on the Home Page or the CONFIG button on the faceplate to enter the menu options. Turn the TUNE/MENU knob or touch-tap the scroll bar to scroll through the available option ...

    Driving in Rain and on Wet Roads
    Rain and wet roads can mean driving trouble. On a wet road, you cannot stop, accelerate, or turn as well because your tire-to-road traction is not as good as on dry roads. And, if your tires do ...

    Exterior Lighting
    The exterior lamp control is located on the instrument panel on the outboard side of the steering wheel. : Turns off the exterior lamps. The knob returns to the AUTO position after it is released ...