Using the “Re-dial” Command
1. Press and hold 
for two seconds.
2. After the tone, say “Re-dial.” Once connected, the person called will be heard through the audio speakers.
See also:
Where Are the Airbags?
The driver frontal airbag is in the center of the steering wheel.
The front outboard passenger frontal airbag is in the passenger side instrument panel.
Driver Side Shown, Passenger Side Simil ...
Bluetooth (Infotainment Controls)
For vehicles equipped with the MyLink or IntelliLink infotainment system, see
the separate MyLink/ IntelliLink Features and Functions Guide for more information.
For information about how to naviga ...
General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts
and GM-trained and supported service people. Genuine GM parts have one of these
marks:
...