See also:

Speedometer
The speedometer shows the vehicle speed in both kilometers per hour (km/h) and miles per hour (mph). ...

Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system. When ready, the directions will be ...

ELECTRONIC KEY NOT DETECTED RESTART ALLOWED
If the vehicle has the keyless access system, this message displays when the keyless access transmitter is not detected inside the vehicle while you are trying to turn the ignition off. The ...