Unable to Connect to OnStar Message
If there is limited cellular coverage
or the cellular network has reached
maximum capacity, this message
may come on. Push 
to try the
call again or try again after driving a
few miles into another cellular area.
See also:
English and Metric Unit
Conversion
To change the display units between
English and metric units, see Driver
Information Center (DIC) for more information. ...
Storing a Station as a Favorite
Up to 36 preset stations can be stored. Each page can store six preset stations.
The presets within a page can be from different radio bands.
To scroll through the pages, press the FAV 1-2-3 (favor ...
Three-Way Calling
Three-way calling must be supported on the cell phone and enabled by the wireless
service carrier.
1. While on a call, press .
2. Say “Three-way call.”
3. Use the dial or call command to dial ...