BMW X3 2020 — technical service bulletin
Bulletin B111519 · NHTSA communication 10170570 · issued Dec 1, 2019
Technical service bulletin
communication type
Equipment
component
2020
model years
2
vehicle entries
Official summary
SERVICE ACTION: S58T ENGINE - CHECK ENGINE OIL DEFLECTOR SCREWS. The engine oil deflector screws may have been tightened to the wrong torque.
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.