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:

    Power Door Locks
    Instrument Panel Front Door Panels (Lock): Press to lock the doors. (Unlock): Press to unlock the doors. ...

    Passing Another Vehicle While Using Cruise Control
    Use the accelerator pedal to increase the vehicle's speed. When you take your foot off the pedal, the vehicle will slow down to the previous set cruise speed. ...

    Front Seats
    The front seats have adjustable head restraints in the outboard seating positions. The height of the head restraint can be adjusted. Pull the head restraint up to raise it. Try to move the head r ...