BMW 530E 2016–2019 — technical service bulletin
Bulletin B520518 · NHTSA communication 10152670 · issued Nov 1, 2018
Technical service bulletin
communication type
Electrical System
component
2016–2019
model years
18
vehicle entries
Official summary
SEAT MEMORY SWITCH SPORADICALLY NOT FUNCTIONING. Selecting one of the saved seat positions (via the memory seat position switch on the door panel), fails to work. A saved seat position cannot be retrieved. The memory function works again after a terminal change or backrest width adjustment. Note: Manual seat adjustment using the button for forward/back seat adjustment still works. Software error in the seat module.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.