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:
PASS-Key® III+ Electronic
Immobilizer
See Radio Frequency Statement
for information regarding Part 15 of the Federal
Communications Commission (FCC) Rules and
RSS-210/211 of Industry and Science Canada. ...
System Settings
Configuring the Number of Favorite Pages
To configure the number of available favorite pages:
1. Press the CONFIG button.
2. Select Radio Settings.
3. Select Radio Favorites.
4. Select the number ...
Radio Messages
CAL ERR (Calibration Error): The audio system
has been calibrated for your vehicle from the
factory. If CAL ERR displays, it means that the
radio has not been configured properly for
the vehicle a ...