BMW 230I 2024 — technical service bulletin
Bulletin B180125 · NHTSA communication 11033031 · issued May 11, 2026
Technical service bulletin
communication type
Structure
component
2024
model years
3
vehicle entries
Official summary
Discolorization of exhaust system rear silencer
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.