GMC Equinox 2010 Owner's Manual page 207

3. Make another call. The first call
will be placed on hold while the
second call is dialing and
connected.
4. To make a conference call,
select the Merge option which
will merge both calls into one
conference call.
5. To add more callers to the
conference call, repeat
Steps 2 and 4. The amount of
callers that can be added are
limited by your wireless service
carrier.
Ending a Call
1. Press the hard key.
2. Select Hang Up.
Infotainment System
Mute or UnMute a Call
1. Press the hard key.
2. Select the Mute call option to
mute the call.
3. Select the Mute call option again
to unmute the call.
Dual Tone Multi-Frequency
(DTMF) Tones
The in-vehicle Bluetooth system can
send numbers during a call for
Dial 1 or 2 , for phone number
extensions, or voice mailboxes.
1. Press the PHONE hard key.
2. Select Enter Number option
and enter the number sequence.
6-65