BMW X3 2025 — technical service bulletin
Bulletin B180225 · NHTSA communication 11020907 · issued Jul 10, 2025
Technical service bulletin
communication type
Structure
component
2025
model years
1
vehicle entries
Official summary
After engine warm up there is a rattling noise coming from the rear muffler. During diagnosis, the rattle goesaway if the vehicle is put on a lift.
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.