See also:

Rearview mirror (if so equipped)
The night position 1 reduces glare from the headlights of vehicles behind you at night. Use the day position 2 when driving in daylight hours. WARNING Use the night position only when neces ...

Distance Control Assist (DCA) system (if so equipped)
The Distance Control Assist (DCA) system brakes and moves the accelerator pedal upward according to the distance from and the relative speed of the vehicle ahead to help assist the driver to m ...

Styling & Quality
I won't waste much virtual ink describing the M's styling revisions; they're better shown in the thumbnails at right. Suffice it to say the M looks much like it did before, though certain elements ...