See also:

Adjusting the volume
Turn the knob until the desired volume is selected. The setting is stored for the remote control currently in use. ...

Increasing or decreasing vehicle speed
Specify desired speed in the range from approx. 4 mph/6 km/h to approx. 15 mph/25 km/h using the rocker switch of the cruise control on the steering wheel. Vehicle speed can be changed by lightl ...

Deleting messages
Messages from the Concierge service and My Info can be deleted. Delete a message: 1. "Office" 2. "Messages" 3. Select the desired message. 4. Open "Options". 5. & ...