Genesis G70 2019–2025 — technical service bulletin
Bulletin 21-AT-015G · NHTSA communication 10253048 · issued Aug 17, 2021
Technical service bulletin
communication type
Power Train
component
2019–2025
model years
27
vehicle entries
Official summary
This TSB provides a procedure to diagnose and repair a transmission for the following Incorrect Ratio DTC (transmission clutch slipping more than 200 rpm in gear).
Vehicles covered
- 2019 Genesis G70
- 2020 Genesis G70
- 2021 Genesis G70
- 2022 Genesis G70
- 2023 Genesis G70
- 2024 Genesis G70
- 2019 Genesis G80
- 2020 Genesis G80
- 2021 Genesis G80
- 2022 Genesis G80
- 2023 Genesis G80
- 2024 Genesis G80
- 2019 Genesis G90
- 2020 Genesis G90
- 2021 Genesis G90
- 2022 Genesis G90
- 2023 Genesis G90
- 2024 Genesis G90
- 2022 Genesis GV70
- 2023 Genesis GV70
- 2024 Genesis GV70
- 2025 Genesis GV70
- 2021 Genesis GV80
- 2022 Genesis GV80
- 2023 Genesis GV80
- 2024 Genesis GV80
- 2025 Genesis GV80 Coupe
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.