2020 Hyundai Sonata owner complaints
198 complaints filed with NHTSA, including 6 crashes, 1 fire, 5 injuries and 0 deaths.
Problems by component
Forward Collision Avoidance12 Recent complaints
October 23, 2026Unknown or Other
My car is showing the same issues as the recall 271 campaign 24V-879 but my VIN is not included in the recall. My reverse camera is showing a black screen with the guidelines when the vehicle is put into reverse
October 19, 2026Fuel/Propulsion System
The car has strong fuel smell in the cabin when tank is full, It is especially strong after car sits. I have taken to hyundai several times for this problem. They say the computer says nothing is wrong. They refuse to investigate as they dont smell the odor.
October 16, 2026Structure
Upon arriving home I noticed that the paint was missing from the back passenger side & when I left the parking lot before heading home there was no paint missing.
October 15, 2026Service BrakesEngineFuel/Propulsion System
Vehicle experienced intermittent, severe powertrain defect resulting in a critical safety hazard. Between 30K and 36K miles, the vehicle underwent 3 violent highway deceleration episodes. During these events, the engine began shaking, escalating to violent shaking; with deceleration and coming to a stop, it would shake, then sputter as if it would die. Coming to a complete stop, a total stall was prevented only by the ECM forcing a limp mode lock at 1200 RPMs. When Auto Hold was engaged at this point and my foot was removed from the brake pedal, the mechanical surge caused the vehicle to unexpectedly lurch forward, fighting against and nearly overriding the factory Auto Hold braking safety f
September 7, 2026Electrical System
A/C blower motor fan would stop working. Happened twice within less than a year apart. Upon further inspection, multi fuse wiring overheated and melted, ruining fuse and making A/C stop working during 100 temperatures outside. Apparently this is a well known issue with this make and model Sonata. Electrical failure.
This page combines NHTSA records for: Sonata, Sonata HEV.