Buick Envision 2019–2020 — technical service bulletin
Bulletin 20NA180 · NHTSA communication 10183196 · issued Oct 8, 2020
Technical service bulletin
communication type
Lane Departure
component
2019–2020
model years
2
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of Lane Keep Assist Unintentionally Moves Vehicle Slightly Left or Right.
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.