Hyundai Kona 2015–2021 — technical service bulletin
Bulletin 22-AT-007H · NHTSA communication 10213721 · issued May 19, 2022
Technical service bulletin
communication type
Equipment
component
2015–2021
model years
12
vehicle entries
Official summary
Certain vehicles (listed below) equipped with 7-speed Double Clutch Transmissions (DCT) may exhibit abnormal vibration at low speeds. This bulletin outlines the procedures for diagnosing clutch judder, updating the Transmission Control Unit (TCU) with revised logic, and/or replacing the Double Clutch.
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.