Hyundai Tucson 2022 — technical service bulletin
Bulletin 22-01-021H · NHTSA communication 10208861 · issued Feb 18, 2022
Technical service bulletin
communication type
Equipment
component
2022
model years
2
vehicle entries
Official summary
This bulletin provides information related to Lane Keep Assist (LKA) software update, logic revision for Tucson (NX4, NX4A, NX4 HEV, NX4 PHEV) vehicles. Update will reduce sensitivity of LKA warning and misrecognition of missing lanes when entering the interstate.
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.