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:
How to Check Lubricant
To get an accurate reading, the vehicle should be on a level surface.
For Two-Wheel-Drive vehicles, the proper level is from 15mm to 40mm (0.6
in to 1.6 in) below the bottom of the filler plu ...
Convenience and safety technologies
Comfort, convenience and safety offerings are plentiful and include heated
and cooled front seats; heated rear seats; heated steering wheel; standard
tri-zone climate control; factory-installed Ad ...
Blank Display
This display shows no information. ...