Lumbar support
The curvature of the seat backrest can be adjusted in such a way that it supports the lumbar region of the spine. The lower back and the spine are supported for upright posture.

- Press the front/rear section of the switch. The curvature is increased/decreased.
- Press the upper/lower section of the switch. The curvature is shifted up/down.
See also:
The Appendage Factor
M cars have had what I call a high appendage factor — the feeling that the
car is an extension of the driver. It's typically experienced in cars whose
various systems and characteristics are well- ...
At a glance
General infor
► Display the traffic bulletins from radio stations
that broadcast the TI Traffic Information
of a traffic information service. Information
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Going & Stopping
You'd never suspect the X5 M is powered by a 555-hp V-8 if you were simply
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in that situation. Acceleration from a s ...
