This bulletin provides a procedure to transfer pressure data to the TCU using GDS Mobile
Hyundai technical service bulletin 20-AT-020H for 2018-2021 Hyundai Sonata, 2019-2021 Hyundai Santa Fe and 2020-2021 Hyundai Palisade.
- Bulletin number
- 20-AT-020H
- Component
- Power train
- Summary
- This bulletin provides a procedure to transfer pressure data to the TCU using GDS Mobile. This procedure is necessary to reduce the transmission learning time and improve the shift quality.
Owners of these vehicles have filed 277 complaints in the transmission category.
Vehicles covered
- Hyundai Sonata 2018-2021 2018201920202021
- Hyundai Santa Fe 2019-2021 201920202021
- Hyundai Palisade 2020-2021 20202021
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