BMW 550i xDrive Gran Turismo 2010 - Manual (Page 50)

5. Thigh support*.
Lumbar support*
The curvature of the seat backrest can be ad‐
justed 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.
Backrest width*
Change the width of the backrest using the side
wings to adjust the lateral support.
To make it easier to enter and exit the vehicle,
the backrest width temporarily opens fully.
Shoulder support*
Also supports the back in the shoulder area:
▷ Results in a relaxed seating position.
▷ Reduces strain on the shoulder muscles.
Active seat*
Active adjustment of the seat cushion's con‐
tours reduces muscular tension and fatigue to
help prevent lower back pain.
Press the button. The LED lights up.
Seat heating*
Switching on
Press the button once for each temper‐
ature level.
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Online Edition for Part no. 01 41 2 604 413 - 03 10 500
Adjusting