BMW 430I 2023–2024 — technical service bulletin
Bulletin B310126 · NHTSA communication 11028921 · issued Feb 4, 2026
Technical service bulletin
communication type
Suspension
component
2023–2024
model years
7
vehicle entries
Official summary
When driving over an uneven road surface, a “thumping” noise can be heard from the front axle. Seeattached video V 31 01 26. Under certain weather conditions, a “groaning” noise may be heard during steering movements
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.