See also:

Displaying information on the instrument panel
Displaying information on the instrument panel Press the computer button on the turn signal lever. Information is displayed in the instrument cluster. ...

Controls
1 Change the entertainment source 2 CD/DVD drive 3 Eject CD/DVD 4 Change station/track 5 Programmable memory buttons 6 Volume, on/off ...

Deactivating HDC
Press the button again and the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...