Acura TLX 2021–2022 — technical service bulletin
Bulletin ONL6WU04282023 · NHTSA communication 10235553 · issued Apr 28, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021–2022
model years
2
vehicle entries
Official summary
Owner Notification Letter - An owner's notification that the owner has not completed the emissions recall for an improperly functioning on-board emission-related diagnostic system.
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.