BMW 330I 2025 — technical service bulletin
Bulletin B512224 · NHTSA communication 11022857 · issued Aug 30, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
9
vehicle entries
Official summary
On the main door seal, detachment behavior can be detected in the sealing joint area. Overtime, the sealing material continues to detach more and more, which can cause the seal to dangle and become visible to the customer.
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.