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:
Quiet tuning
Buick Verano delivers the library-quiet driving experience for which Buicks
have become known. Quiet-tuning systems, processes and components are built into
every facet of the vehicle's architectu ...
Connecting and Controlling a USB Drive
The infotainment system can only play back .mp3 and .wma files from a USB drive.
Only the first 10,000 songs are recognized on the device.
When a device is not supported, the message “No supported ...
Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during severe operating
conditions. See Engine Overheating . ...