Hyundai Sonata
NHTSA Complaints & Reliability Data
Top Problem Areas
Most commonly reported issues
Recent Complaints
Latest owner reports
The contact owns a 2021 Hyundai Sonata. While driving at various speeds, the vehicle unexpectedly shut off without warning. There was an abnormal popp...
I was driving my 2021 Hyundai Sonata at approximately 3:00 AM when the vehicle suddenly began shaking and vibrating. While stopped at a traffic light,...
Engine makes rattling and knocking noises. Transmission hesitates and jerks Suspension front struts and rear shocks are bad. Possible the isolators....
Please see Attachment To Whom It May Concern, I am writing to formally notify you under the Virginia Motor Vehicle Warranty Enforcement Act (Virgini...
The contact owns a 2021 Hyundai Sonata. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, t...
The contact owns a 2021 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: 25V796000 (FUEL SYSTEM, GASOLINE); however, the pa...
On i believe 1/14/26, my check engine light came on. Scheduled appt.for 1/16/26 for diagnostic. Several things were wrong. I decided to come back due...
The EHRS coolant system failed and had a leak causing the coolant to be excessively burned off as thick white smoke. This caused me to not be able to...
Vehicle suddenly lost heat in 30 degree weather. No warnings, check engine light, or temperature gauge indicators came on. Lucky made it to a parts s...
The contact owns a 2021 Hyundai Sonata. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, t...
Vehicle Safety Research Team
Automotive Data Analysts
Independent researchers analyzing NHTSA data to help consumers make informed vehicle decisions.
Summary
The 2021 Hyundai Sonata has 106 complaints and 0 recalls on record. The most commonly reported issue is UNKNOWN OR OTHER. 7 crash-related incidents have been reported.