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.
- Press again to return to the original call.
- To ignore the incoming call, no action is required.
- Press 
to disconnect the current call and switch to the call on hold.
See also:
Other Navigation Services
Available from OnStar
OnStar eNav: Allows subscribers
to send destinations from Google
Maps and MapQuest.com to their
Turn-by-Turn Navigation or
screen-based navigation system.
When ready, the directions will be
...
Treadwear
The treadwear grade is a
comparative rating based on the
wear rate of the tire when tested
under controlled conditions on
a specified government test
course. For example, a tire
graded 150 ...
Using the Navigation System
This section presents basic information needed to operate the navigation system.
Use the buttons located on the navigation system along with the available touch-sensitive
screen buttons on the navi ...