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:
Capacities and Specifications
Capacities and Specifications
Engine Specifications
...
Fuel Information Button
(Fuel Information):
Press the fuel information
button to scroll through the range, fuel used,
average fuel economy, and the engine oil
life system.
Fuel Range: Press the fuel information button ...
Console Shift
If the console shifter cannot be moved out of P (Park)
1. Apply and maintain the regular brakes.
2. Turn the ignition to ON/RUN position. See Ignition
Positions for more information.
3. Let up o ...