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:
Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the dexos specification
and displaying the dexos certification mark are all that is needed for good performance
and engine protection.
En ...
Courtesy Lamps
The courtesy lamps come on automatically when any door is opened and the
dome lamp is in the door position. ...
Architecture and suspension
The story starts with the XLR's backbone, upon which the car's dynamic
capabilities depend. Based on GM's new performance car architecture, this unique
and patented structure comprises steel hydro ...