OnStar Services

See also:

Oil Pressure Light
WARNING: Do not keep driving if the oil pressure is low. The engine can become so hot that it catches fire. Someone could be burned. Check the oil as soon as possible and have the vehicle serv ...

Automatic Transmission
The automatic transmission has a shift lever located on the console between the seats. P (Park): This position locks the front wheels. It is the best position to use when starting the engin ...

Voice Pass-Thru
Voice pass-thru allows access to the voice recognition commands on the cell phone. See your cell phone manufacturer's user guide to see if the cell phone supports this feature. To access cont ...