Emergency
With Automatic Crash Response, the built-in system can automatically connect to help in a crash even if you cannot ask for it.
Push 
to connect to an Emergency Advisor. GPS technology is used to identify the vehicle location and can provide critical information to emergency personnel. The Advisor is also trained to offer critical assistance in emergency situations.
See also:
Reporting Safety Defects to the Canadian Government
If you live in Canada, and you believe that the vehicle has a safety defect, notify Transport Canada immediately, and notify General Motors of Canada Limited. Call Transport Canada at 1-800-333-0510 o ...
Rear Vision Camera (RVC)
The vehicle may have a Rear Vision Camera (RVC) system. Read this entire section
before using it.
The RVC can assist the driver when backing up by displaying a view of the area
behind the vehicle ...
Call Waiting
Call waiting must be supported on the cell phone and enabled by the wireless service carrier.
• Press to answer an incoming call when another call is active. The original call is placed on hold.
...