See also:

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

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purpose. ...

Customer Relations
At a glanceContact Customer Relations for information on all aspects of your vehicle. Calling Customer RelationsVehicle not equipped with BMW Assist or BMW TeleServices 1.  "BMW Assist&quo ...