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:
Automatic Door Locks
The vehicle may have an automatic lock/unlock feature. This feature can be programmed
using the Driver Information Center (DIC). See Vehicle Personalization
for more information on DIC ...
Tire Sealant and Compressor Kit
WARNING
Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine
exhaust may enter the vehicle. Engine exhaust contains carbon monoxide (CO) which
cannot be seen or sm ...
Compass
The vehicle may have a compass display in the Driver Information Center
(DIC). See Compass. ...