BMW X3 2025 — technical service bulletin
Bulletin B520326 · NHTSA communication 11034459 · issued Jun 13, 2026
Technical service bulletin
communication type
Seats
component
2025
model years
1
vehicle entries
Official summary
The front seat backrest has a blotchydiscolored haze.
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.