128 of the 1,211 complaints about the Hyundai Sonata (10.6%) concern Fuel system, making it the model's third-largest problem area. That share is 2.5× the Fuel system share across all tracked vehicles.
128Complaints · Fuel system
10.6%Share of complaints
2.45×vs. all vehicles
56Last 12 months
1.6%Share involving a crash or fire
2Related recalls
Analysis
By model year, Fuel system complaints peak with the 2020 model (45, 24% of that year's complaints) and are lowest for the 2025 model (2). 56 Fuel system complaints were filed in the last 12 months versus 39 in the 12 months before — the pace is rising.
Owners most often describe: “fuel”, “tank”, “expanded”, “gas” and “injector”. 2 of these reports (1.6%) describe a crash or fire, with 5 injuries and 0 deaths mentioned.
2 recall campaigns relate to this area, most recently campaign 25V796000 (2025-11-18, model years 2020, 2021, 2022 and 2023).
My vehicle was at a manufacturer‑authorized dealership for a federally mandated recall repair. While the vehicle was in the dealership’s exclusive care, custody, and control, it was struck by a third‑party cleaning vendor operating on dealership property and…
Fuel system · 2026-01-20 · ODI 11712212 · Crash
I bought this car in June 2013 for its safety and its Amazing warranty and all the features that it has Hyundai manufacture had an obligation as a consumer service and failed to send notification of any recalled to us in regards to a recall High pressure…
Fuel system · 2025-06-22 · ODI 11668446
The contact owns a 2021 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: 25V796000 (Fuel System, Gasoline); however, the part to do the recall repair was not yet available.
Fuel system · 2026-08-21 · ODI 11758588
I took my vehicle in for the safety recall due to an expanding fuel tank on 08/03/2026. I received my vehicle back on 8/12/2026. Hyundai performed an improper repair on the vehicle that will not correct the fuel tank expansion.
Fuel system · 2026-08-16 · ODI 11757244
Gas tank expansion and pcv melted. Car smells like gas when I was driving earlier, and my garage was flooded with the fumes of gasoline.
Fuel system · 2026-08-07 · ODI 11755570
Vehicle stalled in traffic due to recall defect. Manufacturer recall remedy is delayed beyond reasonable timeframe, creating ongoing safety exposure.
Fuel system · 2026-08-05 · ODI 11755086
Excerpts from complaints filed with NHTSA, trimmed for length. The ODI number is NHTSA's record identifier.
Summary: Hyundai Motor America (Hyundai) is recalling certain 2020-2023 Sonata vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
Remedy: Dealers will inspect and replace the check valve. The fuel tank assembly will be inspected for damage and replaced if necessary. Additionally, dealers will inspect and update the engine control unit software. All repairs will be performed as necessary, free of charge. Owner notification letters were mailed beginning March 13, 2026. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 286. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on November 19, 2025.
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS Campaign 21V524000 · 2021-07-09 · Model years: 2021, 2022
Summary: Hyundai Motor America (Hyundai) is recalling certain 2021-2022 Santa Fe and Sonata vehicles equipped with 2.5L turbocharged engines. Fuel may leak at the pipe connection between the high-pressure fuel pump and fuel rail.
Remedy: Dealers will inspect and tighten, or replace the fuel pipe as necessary, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 207.
How common are Fuel system problems on the Hyundai Sonata?
128 of the 1,211 complaints about the Hyundai Sonata (10.6%) concern Fuel system, making it the model's third-largest problem area. That share is 2.5× the Fuel system share across all tracked vehicles.
Which Hyundai Sonata model years have the most Fuel system complaints?
By model year, Fuel system complaints peak with the 2020 model (45, 24% of that year's complaints) and are lowest for the 2025 model (2).
Is there a recall for Hyundai Sonata Fuel system problems?
2 recall campaigns relate to this area, most recently campaign 25V796000 (2025-11-18, model years 2020, 2021, 2022 and 2023).