See also:

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...

Trip Odometer
The trip odometer can tell you how far your vehicle has been driven since you last set the trip odometer to zero. Your vehicle’s odometer works together with the Driver Information Center (DIC ...

Languages
The vehicle supports English, French (Canadian), and Spanish. The default language is English. To change the display language, see Vehicle Personalization for more information. ...