BMW X1 2016–2019 — technical service bulletin
Bulletin B663219 · NHTSA communication 10168015 · issued Oct 1, 2019
Technical service bulletin
communication type
Electrical System
component
2016–2019
model years
6
vehicle entries
Official summary
LDW (LANE DEPARTURE WARNING): STEERING WHEEL VIBRATION NOT WORKING. LDW steering wheel vibration is not working. Software in the Body Domain Controller (BDC) control unit.
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.