BMW 530E 2017–2018 — technical service bulletin
Bulletin B340319 · NHTSA communication 10159124 · issued Mar 1, 2019
Technical service bulletin
communication type
Parking Brake
component
2017–2018
model years
7
vehicle entries
Official summary
HUMMING/RUMBLING NOISES AFTER OPENING THE DOOR. After waking up/unlocking and entering the vehicle may cause a humming/rumbling noise to occur.
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.