BMW 430I 2020–2025 — technical service bulletin
Bulletin B270220 · NHTSA communication 11016472 · issued Mar 27, 2025
Technical service bulletin
communication type
Power Train
component
2020–2025
model years
7
vehicle entries
Official summary
There is a jerking or shuddering during either or both of the following: Cornering or accelerating from low speeds Driving with low to medium loads There are no warning lights or Check Control messages.
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.