See also:

Detecting the Vehicle Ahead
The green vehicle ahead indicator will appear when a vehicle is detected ahead. Whenever this indicator does not appear, FCA will not respond. The indicator may disappear on curves, highway exit ...

Speedometer
The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph). ...

Erasing Speed Memory
The cruise control set speed is erased from memory by pressing or if the ignition is turned off. ...