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:

    Lumbar Adjustment
    Manual Lumbar If available, move the handle forward or rearward to increase or decrease lumbar support. Power Lumbar If available, press and hold the front or rear of control to increase or dec ...

    Security
    OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, i ...

    Cargo Cover
    For vehicles with a cargo cover, use it to cover items in the rear of the vehicle. To remove the cover from the vehicle, pull both ends toward each other. To reinstall, place each end of the cover ...