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:

    DIC Compass
    Your vehicle may have a compass in the Driver Information Center (DIC). The information below explains how to operate this feature in the DIC. If your vehicle has a compass in the mirror, see C ...

    Tire Sealant and Compressor Kit Storage
    The tire sealant and compressor kit is located in the trunk. 1. Open the trunk. See Trunk 2. Lift the cover. 3. Turn the retainer clockwise and remove the tire sealant and compressor kit. To ...

    OnStar®
    For vehicles with an active OnStar subscription, OnStar uses several innovative technologies and live Advisors to provide a wide range of safety, security, navigation, diagnostics, and calling servi ...