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. ...

Exterior
The exterior remains the same for 2009, and the X3 retains its awkward angles, disjointed taillights and odd lower bodywork. It's not unattractive, but it sure isn't as stylish as Mercedes' new GL ...

Central locking system
The conceptThe central locking system functions when the driver's door is closed. The system simultaneously engages and releases the locks on the following: > Doors > Trunk lid > Fuel ...