Hands-Free Calling
1. Push 
. System responds:
“OnStar ready.” 2. Say “Dial.” System responds:
“Please say the name or number to call.” 3. Say the entire number without pausing, including a “1” and the area code. System responds:
“OK calling.”
See also:
Cleaning the Video Screen
Use only a clean cloth dampened with clean water. Use care when directly touching or cleaning the screen, as damage could result. ...
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.
...
Steering Wheel Controls
If equipped, some audio controls can be adjusted at the steering wheel.
(Next) : Press to go to the next favorite radio station, track on a CD, or folder on an iPod® or USB device.
(Previous/En ...