Everything NHTSA's vPIC database knows about this exact vehicle:
Decoding from NHTSA…
Vehicle history — accidents, title & owners
The decode above is what this vehicle is. For what it's been through — accidents, title brands, odometer, theft/total-loss and previous owners — pull a full history report.
NHTSA publishes the first 11 characters of the VIN with every complaint — that identifies the plant, model year, body and engine. So these are reports from cars built exactly like this one, not an average across the whole model.
5NPE34AF8JH••••••2018 Hyundai SONATA
This build draws 2.1× more complaints than the average 2018 Hyundai SONATA build (16 vs 8).
16on this build
361on the model
47builds in total
Most reportedEngine 13Power Train 3Fuel/propulsion System 2Vehicle Speed Control 1
What owners of this build wrote
Power TrainApr 2026
Engine blown out malfunction took two dealer Hyundai Folsom Lake stated rings are bad sludge buildup in engine and stayed at Hyundai motor America denied engine replacement due to knowledge under Theta two engine extended warranty settlement of 150,000 MI 15 years I'm still…
EngineOct 2025
Engine consumes oil, more than 1 quart a week. Started misfiring on a trip and dealer stated that engine needs to be replaced since valve was burnt. Have 116k miles on car and have been diligent in maintenance
Lane DepartureDec 2024
BSD system stopped working one day along with the Rear Cross Traffic Alert.The button which operates system does not come and system does not work. Warning lamp lit on instrument panel and said" check B SD system" meaning the whole system doesn't work. Took to my local shop and…
Unknown Or OtherSep 2021
I am affected by the new decal in regards to my trunk latch and it urgently needs to be fix. It would not open after multiple attempts and a few days later it started working again and now that it’s open it will not close
Exterior LightingDec 2019
I have a 2018 hyundai sonata. I took it in for service because my headlights look like they are partially shaded and each light has a notch hanging down over it. The service manager told me the lights have an anti glare system and that's how they are supposed to work! This is a…
Read all 16 complaints on this exact buildFull text, search by keyword, and the systems that fail most on cars built like yours.Unlock with Pro →
Owner complaints…
Now the whole model — all 47 builds of it, not just this build. Same NHTSA reports, wider net:
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Exact value for this VIN, adjusted for mileage
The original window sticker and factory options
Full research report as a PDF you can hand to a mechanic
Decoded via NHTSA vPIC. Recalls, complaints and safety from NHTSA; MPG from EPA fueleconomy.gov. Full history reports from our partner. VIN 5NPE34AF8JH609400 · decoded Sep 2026. — ForCar Reviewed by Denis Kataev, founder of ForCar.