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:

    Why Safety Belts Work
    When riding in a vehicle, you travel as fast as the vehicle does. If the vehicle stops suddenly, you keep going until something stops you. It could be the windshield, the instrument panel, or the s ...

    Windshield and Wiper Blades
    Clean the outside of the windshield with glass cleaner. Clean rubber blades using a lint-free cloth or paper towel soaked with windshield washer fluid or a mild detergent. Wash the windshield thoro ...

    Rear Windows
    Power Sliding Rear Window On vehicles with a power sliding rear window, the switch is located in the overhead console. The power sliding rear window works when the ignition has been turned to ACC/ ...