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:
Heated Mirrors
(Rear Window Defogger):
Press to heat the mirrors.
See Dual Automatic Climate Control
System. ...
Easy Exit Positions
This feature can move the driver seat rearward and the power steering column
up and forward to allow extra room to exit the vehicle.
(Easy Exit Positions): Press to recall
the easy exit positions ...
Playing a DVD-A (Audio) Disc
The Radio with DVD Audio, HDD,
and USB is capable of playing DVD
audio discs in the Bose® 5.1 Cabin
surround sound system.
Insert the DVD audio disc into
the CD/DVD player. DVD Audio
displa ...