Unable to Connect to OnStar Message
Cadillac CTS / Cadillac CTS Owners Manual / OnStar / OnStar Additional
Information / 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:
Comfort and Convenience
Select the Comfort and Convenience menu and the following will be displayed:
- Easy Exit Driver Seat
- Chime Volume
- Reverse Tilt Mirror
- Auto Wipe in Reverse Gear ...
SIDE BLIND ZONE ALERT
SYSTEM OFF
This message indicates that the
driver has turned the system off. ...
Muting a Call
During a call, all sounds from inside
the vehicle can be muted so that the
person on the other end of the call
cannot hear them.
To mute a call, press and
then say “Mute Call.”
To cancel m ...