Buick 2011 Regal - Manual (Page 183)

Infotainment System 7-41
Mute or UnMute a Call
1. Press the
V
control button.
2. Select the Mute call.
3. Select the Mute call again to
unmute the call.
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. Press the
V
control button.
2. Select Enter Number option and
enter the number sequence.
The DTMF Tones will be generated
on the network as you enter each
number.