BMW 228I 2020–2023 — technical service bulletin
Bulletin B510923 · NHTSA communication 10238078 · issued May 1, 2023
Technical service bulletin
communication type
Visibility
component
2020–2023
model years
18
vehicle entries
Official summary
Sudden failure of the power window(s).
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.