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:
Hill Start Assist (HSA)
This vehicle has a Hill Start Assist (HSA) feature, which may be useful when
the vehicle is stopped on a grade. This feature is designed to prevent the
vehicle from rolling, either forward or rearwa ...
Rear Vision Camera (RVC)
The rear vision camera displays a
view of the area behind the vehicle
on either the navigation screen or
the inside rearview mirror when the
vehicle is shifted into R (Reverse).
Once shifted ...
What Makes an Airbag Inflate?
In a deployment event, the sensing
system sends an electrical signal
triggering a release of gas from the
inflator. Gas from the inflator fills the
airbag causing the bag to break out
of the ...