OnStar Services

See also:

Trans (Transmission) Temp (Temperature) (CTS-V Only)
This display shows the transmission fluid temperature in either degrees Celsius (°C) or degrees Fahrenheit (°F). ...

Exterior Lamp Controls
The exterior lamp control is located toward the end of the turn signal/lane change lever. (Exterior Lamp Control): Turn the band with this symbol on it to operate the exterior lamps. The e ...

Automatic Level Control
The automatic level control rear suspension comes as a part of the Road Sensing Suspension. See Road Sensing Suspension  . This type of level control is fully automatic and will provide a bett ...