Cellular and GPS Antennas

Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception.

Cellular reception is required for OnStar to send remote signals to the vehicle.

    See also:

    Headlamp Aiming
    The headlamp aiming system has been preset at the factory. If the vehicle is damaged in an accident, the aim of the headlamps can be affected and adjustment could be necessary. It is recommende ...

    Securing an Add-On Child Restraint in the Vehicle
    WARNING A child can be seriously injured or killed in a crash if the child restraint is not properly secured in the vehicle. Secure the child restraint properly in the vehicle using the vehicle sa ...

    Brake System Warning Light
    The vehicle brake system consists of two hydraulic circuits. If one circuit is not working, the remaining circuit can still work to stop the vehicle. For normal braking performance, both cir ...