BMW X3 2018–2021 — technical service bulletin
Bulletin B662119 · NHTSA communication 10187483 · issued Jan 1, 2021
Technical service bulletin
communication type
Steering
component
2018–2021
model years
7
vehicle entries
Official summary
LDW (LANE DEPARTURE WARNING) STEERING WHEEL VIBRATION NOT STRONG: Lane Departure Warning (LDW) steering wheel vibration is perceived as being not strong enough, even with the strongest setting selected via the iDrive menu. Software in the vibration actuator and /or steering wheel component.
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.