BMW 330I 2018–2019 — technical service bulletin
Bulletin B120519 · NHTSA communication 10159117 · issued Mar 1, 2019
Technical service bulletin
communication type
Engine
component
2018–2019
model years
4
vehicle entries
Official summary
CHECK ENGINE OIL LEVEL MESSAGE. "Check engine oil level" Check Control message (ID961) appears when starting the engine and again at the end of a trip.
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.