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What 741 owners told NHTSA about the 2014 Hyundai Sonata

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (741)Crash / fire / injury (75)Engine (299)Electrical system (135)Lights (119)Fuel system (87)Steering (64)Brakes (60)Transmission & drivetrain (54)Airbags (31)Seat belts (25)Speed control (22)

4 of 741 complaints match · Transmission & drivetrain · crash/fire/injury only · clear filters

Nov 11, 2023Transmission & drivetrainBrakesEngineCrash

Incident date 07/04/2023 Incident place I-405 exit WA-522 Incident total engine, car system completely off, brakes won't work Traveling with whole family complete car system failure, had to drive to side road hitting bushes and trees in order to get the car stopped State patrol arrived at the scene, assisted getting towing Everything turned off while on freeway to direction to the two/three lane bridge had to quickly take any exit in order to avoid the freeway bridge I repeat again Total Engine & System failure, Brakes won't work at all while system is dead

NHTSA ODI 11554647

Dec 13, 2022Transmission & drivetrainEngineCrash

I bought my car at 97k miles in June 2022. From the 2nd day of having it, my car was shaking horribly. I sent it back to the dealership they said the front motor mount was collapsed. They repaired it but said there is still shaking but they don't know why. About 2 months later, I get in with Universal Hyundai and they only say that I need my axels and spark plugs replaced along with the air filters. They do a balance and alignment on my car as well as an oil change. The balance and alignment was either not done properly or my car just needs it done super regularly. Not too long after while I'm driving out of a friend's neighborhood my car is in drive and I'm going around 5 mph, my car stops with all of the lights on. I turn my car off and back on and carefully drive it home. Also, my car key always gets locked up in the ignition. One day I go to turn my car off and my ignition locks and I had to get my car towed and my ignition replaced with new car keys. Later, I take it to my mechanic to see what he can do and to get another oil change. He said he doesn't think it's my axels but my motor mounts and other things. Then my check engine light goes off a week later and it's my power train and anti-lock brake system. The next day on the way back to the mechanic my car slows down, I was only going 40ish mph, and all of the lights are shown. I turn my car off and on and I get it to my mechanic (my mechanic only down minor stuff btw). I start hearing a woodpecker noise from the engine and my mechanic tells me to get it to the shop asap. The next morning, I call my warranty to see if it's covered and they tell me that my engine will blow if I drive on it. And now my car will be in the shop for a month. And I can't find out the service done to my car prior to me owning it. And every time I take it somewhere they don't know what's up with it completely.

NHTSA ODI 11497193

Sep 20, 2021Transmission & drivetrainCrash1 injury

The contact owns a 2014 Hyundai Sonata. The contact received a recall notification for NHTSA Campaign Number: 20V121000 (FUEL SYSTEM, GASOLINE), however, the Ford dealer he purchased the vehicle from informed him that she would need to contact a Hyundai dealer to schedule a recall repair appointment. The contact stated while his wife was parking the vehicle in the driveway, the gas pedal was not depressed however the vehicle accelerated on its own and crashed into the garage door. There were no warning lights illuminated. The contact sustained injuries on the right knee but did not seek medical assistance. The vehicle was not diagnosed nor repaired by an independent mechanic or dealer. The dealer and the manufacturer were not notified of the failure. The approximate failure mileage was 55,000.

NHTSA ODI 11433634

Sep 3, 2014Transmission & drivetrainCrash1 injury

TL* THE CONTACT OWNS A 2014 HYUNDAI SONATA. THE CONTACT STATED THAT AFTER EXITING THE VEHICLE, IT BEGAN TO ROLL AWAY INDEPENDENTLY. AS A RESULT, THE VEHICLE CRASHED INTO A WOODEN POST AND THE AIR BAG FAILED TO DEPLOY. THE CONTACT MENTIONED THAT WHILE ATTEMPTING TO STOP THE VEHICLE HE SUSTAINED A CRACKED VERTEBRAE AND TAIL BONE, BROKEN HIP AND BRUISED KNEE. A POLICE REPORT WAS FILED. THE CONTACT S THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 14V434000 (POWER TRAIN). THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 2,500.

NHTSA ODI 10630394

Working with the data? Download all 741 complaints as CSV · fetched from NHTSA July 10, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2014 Hyundai Sonata verdict →