BMW X3 2025–2026 — service campaign
Bulletin B511026 · NHTSA communication 11037843 · issued Sep 24, 2026
Service campaign
communication type
Structure
component
2025–2026
model years
2
vehicle entries
Official summary
A gap between the rear left door seal and the side frame may allow moisture to enter. This can cause waterto splash onto occupants when the door is opened and may also increase wind and road noise.
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.