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:

    Remote Keyless Entry (RKE) System Operation
    The Remote Keyless Entry (RKE) transmitter functions work up to 60m(195 ft) away from the vehicle. There are other conditions which can affect the performance of the transmitter. See Remote Keyle ...

    Bulb Replacement
    For the proper type of replacement bulbs, see Replacement Bulbs. For any bulb–changing procedure not listed in this section, contact your dealer. ...

    Map Data Updates
    The navigation map database is stored on a compact flash card. It is usable only in this type of navigation system, and will not function in other electronic devices. The map in the vehicle was ins ...