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:
StabiliTrak® Indicator Light
This light comes on briefly
while starting the engine.
If it does not, have the vehicle serviced by your
dealer/retailer. If the system is working normally the
indicator light will then go of ...
Radio(s)
Radio with CD (MP3)
: Press to turn the system on
and off. Turn to
increase or decrease the volume.
BAND: Press to choose between FM, AM, or XM™,
if equipped.
: Select radio stations.
...
Hands-Free Calling
1. Push . System responds:
“OnStar ready.”.
2. Say “Dial.” System responds:
“Please say the name or number
to call.”.
3. Say the entire number without
pausing, including a “1” ...