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:
Resetting the Power Folding Mirrors
Reset the power folding mirrors if:
The mirrors are accidentally obstructed while folding.
They are accidentally manually folded/unfolded.
The mirrors will not stay in the unfolded position.
...
Passenger Sensing System
United States
Canada and Mexico
The passenger sensing system will
turn off the right front passenger
frontal airbag under certain
conditions. The driver airbag,
seat–mounted side impact ...
Feature Settings Menu Items
The following are customization features that allow you to program settings to
the vehicle:
DISPLAY IN ENGLISH
This feature will only display if a language other than English has been set.
This ...