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:
General information
The glass sunroof is operational when the ignition
is switched on.
Danger of pinching
Monitor the closing process and make
sure that the closing path of the glass sunroof is
clear; otherwise, ...
Panic mode
In dangerous situations, trigger the alarm system:
Press the button on the remote
control for at
least 3 seconds.
To switch off the alarm: press any button. ...
Wheels and tyres
The new BMW 3-Series Sedans are factory-fitted with attractively styled,
high-quality alloy wheels. The BMW 335i and BMW 328i run on 17-inch Star-spoke
wheels carrying 225/50 R17 tyres. The BMW 32 ...
