BMW X3 2018–2023 — technical service bulletin
Bulletin B120423 · NHTSA communication 10242686 · issued Aug 1, 2023
Technical service bulletin
communication type
Structure
component
2018–2023
model years
11
vehicle entries
Official summary
?An unapproved nut was used for the ground point for the chassis ground.
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.