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:
Memory Features
The controls on the driver door are used to program and recall memory settings
for the driver seat, outside mirrors, power steering column, and the adjustable
throttle and brake pedals. ...
Clock (Digital Clock)
The infotainment system controls are used to access the time and date
settings through the menu system. See Operation for information about how to
use the menu system. See the separate navigation ma ...
When the System Does Not Seem To Work Properly
Missed alerts can occur under normal circumstances and will increase in wet conditions.
The system does not need to be serviced. SBZA is designed to ignore stationary objects;
however, the system ...