BMW 330I 2016–2019 — technical service bulletin
Bulletin B661619 · NHTSA communication 10165267 · issued Aug 1, 2019
Technical service bulletin
communication type
Lane Departure
component
2016–2019
model years
11
vehicle entries
Official summary
LANE DEPARTURE WARNING: STEERING WHEEL VIBRATION INSUFFICIENT. Lane Departure Warning (LDW) vibration of the steering wheel is not sufficient (too weak). Vibration actuator software.
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.