Unable to Connect to OnStar Message

If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push Q to try the call again or try again after driving a few miles into another cellular area. 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:

    Forward Collision Alert (FCA) System
    For vehicles with this feature, read the following section before using it. The Forward Collision Alert (FCA) system may help to avoid or reduce the harm caused by front-end crashes. FCA provides a ...

    Hitches
    It is important to have the correct hitch equipment. Crosswinds, large trucks going by, and rough roads are a few reasons why the right hitch is needed. • The rear bumper on the vehicle is not inte ...

    Compass
    Your vehicle may have a compass in the Driver Information Center (DIC). See Driver Information Center (DIC) (Without DIC Buttons) on page 5‑30 or Driver Information Center (DIC) (With DIC Button ...