OnStar Services

See also:

Air Conditioning Mode
This allows selection of automatic start of the air conditioning upon vehicle start. Selecting On indicates the air conditioning will be on when the vehicle is started. Selecting Off turns t ...

When to Check Power Steering Fluid
It is not necessary to regularly check power steering fluid unless a leak is suspected in the system or an unusual noise is heard. A fluid loss in this system could indicate a problem. Have ...

Using Universal Home Remote
Press and hold the appropriate button for at least half of a second. The indicator light will come on while the signal is being transmitted. ...