BMW 228I 2019–2021 — technical service bulletin
Bulletin B650521 · NHTSA communication 10200480 · issued May 1, 2021
Technical service bulletin
communication type
Equipment
component
2019–2021
model years
15
vehicle entries
Official summary
WHIRRING NOISES FROM THE STEERING WHEEL . When driving over rough road surfaces/cobblestones, there is a whirring/squeaking noise coming from the steering wheel-mounted air bag assembly.
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.