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:
Canadian Vehicle Owners
Propriétaires Canadiens
A French language copy of this manual can be obtained from your dealer or from:
On peut obtenir un exemplaire de ce guide en français auprès du concessio ...
Radio Data System (RDS)
The audio system has a Radio Data
System (RDS). RDS features are available
for use only on FM stations that broadcast
RDS information.
With RDS, the radio can do the following:
• Seek to st ...
Air Quality Sensor
This will allow you to select whether
the system will operate at high or
low sensitivity. Only vehicles with
the dual zone climate control will
have this option.
Press SELECT when Air Quality ...