The problem
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.
The risk
A melted fuel tank can leak, increasing the risk of a fire.
The fix
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.
Recall details
| NHTSA campaign | 25V-796 (25V796000) |
|---|---|
| Manufacturer number | 286 |
| Manufacturer | Hyundai Motor America |
| Component | Fuel system, gasoline |
| Report date | November 17, 2025 |
| Owners notified | March 9, 2026 |
| Vehicles affected | 85,043 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the fuel & propulsion system
Frequently asked questions
Is the recall 25V-796 repair free?
Yes. Hyundai dealers will fix the problem at no cost: 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.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 85,043 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.