BMW X5 2018–2021 — technical service bulletin
Bulletin B510122 · NHTSA communication 10208179 · issued Jan 1, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018–2021
model years
10
vehicle entries
Official summary
Due to a manufacturing defect, the vehicles were built without the engine oil label. The label shows the oil viscosity.
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.