This bulletin provides information related to a Transmission Control Unit (TCU) software update for...
Hyundai technical service bulletin 23-AT-013H for 2022-2023 Hyundai Elantra, 2021-2022 Hyundai Veloster and 2022-2023 Hyundai Kona.
- Bulletin number
- 23-AT-013H
- Component
- Power train
- Summary
- This bulletin provides information related to a Transmission Control Unit (TCU) software update for certain vehicles equipped with an 8-speed wet dual clutch transmissions (8WDCT) that improves the touch point learning variation. Certain 8WDCTs (indicated by a new part number) received an improved clutch spring. The correct TCU software update must be matched with the correct corresponding 8WDCT hardware, otherwise drivability concerns may occur.
Owners of these vehicles have filed 45 complaints in the transmission category.
Vehicles covered
- Hyundai Elantra 2022-2023 20222023
- Hyundai Veloster 2021-2022 20212022
- Hyundai Kona 2022-2023 20222023
VIN decoder
See the problems and recalls for an exact car
Buying a used Hyundai Elantra?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history