BMW X3 2018–2019 — technical service bulletin
Bulletin B630718 · NHTSA communication 10153646 · issued Jan 1, 2019
Technical service bulletin
communication type
Exterior Lighting
component
2018–2019
model years
2
vehicle entries
Official summary
TAILGATE LIGHT CRACKED. Cracks may be present in the rear lights mounted to the tailgate. Stress caused by an additional mounting bracket.
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.