Dual Tone Multi-Frequency (DTMF) Tones

GMC Sierra / GMC Sierra Owners Manuals / Infotainment System / Phone / Bluetooth / Dual Tone Multi-Frequency (DTMF) Tones

The Bluetooth system can send numbers and the numbers stored as name tags during a call. You can use this feature when calling a menu-driven phone system.

Account numbers can also be stored for use.

Sending a Number or Name Tag During a Call

1. Press 2. Say “Dial.” 3. Say the number or name tag to send.. The system responds “Ready,” followed by a tone.

2. Say “Dial.” 3. Say the number or name tag to send.

    See also:

    Driver Safety Belt Reminder Light
    There is a driver safety belt reminder light on the instrument panel cluster. When the vehicle is started, this light flashes and a chime may come on to remind the driver to fasten their safety bel ...

    Defensive Driving
    Defensive driving means “always expect the unexpected.” The first step in driving defensively is to wear the safety belt. See Safety Belts on page 3‑12. • Assume that other road users (pe ...

    Trailer Brake Control Panel
    A. Manual Trailer Brake Apply Lever B. Trailer Gain Adjustment Buttons The ITBC system has a control panel located on the instrument panel to the left of the steering column. See Instrument Panel ...