Dual Tone Multi-Frequency (DTMF) Tones

The in—vehicle Bluetooth system can send numbers during a call. This is used when calling a menu—driven phone system.

1. Turn or press the MENU/ SELECT knob and select Enter Number.
2. Enter the character sequence.

See “Entering a Character Sequence” in Operation for more information.

    See also:

    Navigation
    OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the v ...

    Map Adjustments
    The system lets you adjust the scale of view on the map. Also, as you drive, the map scrolls automatically based on the direction of travel. ...

    Battery
    If the vehicle is a hybrid, see the hybrid supplement for more information. Refer to the replacement number on the original battery label when a new battery is needed. See Engine Compartment Overvi ...