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 and Mountain Roads
Driving on steep hills or through mountains is different than driving on
flat or rolling terrain. Tips for driving in these conditions include:
- Keep the vehicle serviced and in good shape.
- ...
Interior Mirrors
Automatic Dimming
Rearview Mirror
The vehicle has an automatic
dimming inside rearview mirror.
Automatic dimming reduces the
glare of headlamps from
behind you.
If the vehicle has a rear vi ...
Video Display Screens
The video display screens are located on the back of each head restraint.
Notice: Avoid directly touching the video screen, as damage can occur. See “Cleaning
the Video Screens” later in this sec ...