Advanced technology, for instance the use of
modern materials and high-performance elecelectronics,
requires suitable maintenance and repair
work.
The manufacturer of the vehicle recommends
that you entrust corresponding procedures to a
BMW center. If you choose to use another service
facility, BMW
REMOVING AND INSTALLING/REPLACING LUMBAR SUPPORT DRIVE MECHANISM
ON FRONT SEAT, LEFT OR RIGHT
Necessary preliminary tasks
Remove rear panel on front seat backrest.
Unfasten plug connection (1) and disconnect.
Release clips (2).
Feed out drive unit for lumbar support in upward direction.
Instal