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 Keyless ...

    Driving on Snow or Ice
    Drive carefully when there is snow or ice between the tires and the road, creating less traction or grip. Wet ice can occur at about 0°C (32°F) when freezing rain begins to fall, resulting in even ...

    Using Voice Commands During a Planned Route
    Cancel Route 1. Push . System responds: “OnStar ready,” then a tone. Say “Cancel route.” System responds: “Would you like to cancel route directions to your destination?” 2. Say “Yes. ...