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:

    Belts
    - Belts may need replacing if they squeak or show signs of cracking or splitting. - Trained dealer technicians can inspect the belts and recommend replacement when necessary. ...

    Making a Call
    Radio with CD 1. Press the PHONE button twice. 2. Enter the character sequence. See “Entering a Character Sequence” in Operation for more information. 3. Select Call to start dialing the numbe ...

    Electric Brake Control Wiring Provisions
    These wiring provisions are included with the vehicle as part of the trailer wiring package. These provisions are for an electric brake controller. The instrument panel contains blunt cut wires ne ...