Powertrain complaints and recalls from NHTSA
Summary
The 2021 Hyundai sonata has 20 NHTSA powertrain complaints and 1 powertrain-related recall.
20
Complaints
1
Recalls
0
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 9, 2026
22V746000
POWER TRAIN:AUTOMATIC TRANSMISSION
Hyundai Motor Company (Hyundai) is recalling certain 2021-2022 Santa Fe, Sonata, Veloster N, 2022 Santa Cruz, Elantra N, and Kona N vehicles. The veh...
| Date ↓ | Component | Summary |
|---|---|---|
| Feb 11, 2026 | POWER TRAIN,ENGINE | Vehicle suddenly lost heat in 30 degree weather. No warnings, check engine light, or temperature gau... |
| Feb 1, 2026 | POWER TRAIN,ENGINE | P0471 code before 55k miles even after repair is made |
| Dec 29, 2025 | POWER TRAIN,UNKNOWN OR OTHER,FUEL/PROPULSION SYSTEM | I own a 2021 Hyundai Sonata 1.6T, which has an open NHTSA safety recall (25V796000) related to fuel... |
| Oct 19, 2025 | POWER TRAIN | The contact owns a 2021 Hyundai Sonata. The contact stated that while driving at 30 MPH and depressi... |
| Aug 21, 2025 | POWER TRAIN,ELECTRICAL SYSTEM | 2021 Hyundai Sonata with approximately 39,000 miles. On [XXX], the dashboard displayed the following... |
| Jul 23, 2025 | POWER TRAIN,ENGINE | After initial startup and drive for a short time, I come to a stop. Then after vehicle doesn’t want ... |
| Dec 16, 2024 | POWER TRAIN | My transmission on my 21 Hyundai sonata n line has failed. It began when the car needed to emergency... |
| Aug 1, 2024 | POWER TRAIN | Issue with DCT transmission. Unknown remedy |
| Jul 19, 2024 | POWER TRAIN,ENGINE,FUEL/PROPULSION SYSTEM | I have been to the dealership on three separate occasions due to the engine misfiring. Two ignition ... |
| Mar 4, 2024 | POWER TRAIN,VEHICLE SPEED CONTROL | Vehicle began to lose power while on highway. The loss of power occurred for a few seconds, then cam... |
| Sep 15, 2023 | POWER TRAIN | I took off from the house about 1 mile the car stop in the middle of the road with no warning, ligh... |
| Aug 12, 2023 | POWER TRAIN | The contact owns a 2021 Hyundai Sonata. The contact stated while driving at an undisclosed speed, th... |
| Jul 2, 2023 | POWER TRAIN | The contact owns a 2021 Hyundai Sonata. The contact received notification of the NHTSA Campaign Numb... |
| Jun 17, 2023 | POWER TRAIN | Took vehicle in for transmission recall on June 12th. After picking up vehicle the vehicle it was sh... |
| Jan 26, 2023 | POWER TRAIN | 2 years after purchasing a new vehicle, the transmission began to pop and cause the car to jerk upon... |
| Dec 1, 2022 | POWER TRAIN | Car transmission seemed to make a "clunking" sound when selecting gear from park. The car would not ... |
| Oct 11, 2022 | POWER TRAIN | The contact owns a 2021 Hyundai Sonata. The contact stated that while driving at an undisclosed spee... |
| Jul 17, 2022 | POWER TRAIN | The contact owns a 2021 Hyundai Sonata. The contact became aware that the VIN was included in NHTSA ... |
| Aug 24, 2021 | POWER TRAIN,ENGINE | The contact owns a 2021 Hyundai Sonata. The contact stated while driving 65 MPH and attempting to ac... |
| Aug 12, 2021 | POWER TRAIN | My transmission went bad on my new car. Didn’t have my car for 4 month August 12 2021 |