The problem
Kia America, Inc. (Kia) is recalling certain 2021-2024 K5 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 replace the check valve. The fuel tank will be inspected for damage and replaced as necessary. All repairs will be performed free of charge. Owner notification letters were mailed January 16, 2026. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC356. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 1, 2025.
Recall details
| NHTSA campaign | 25V-794 (25V794000) |
|---|---|
| Manufacturer number | SC356 |
| Manufacturer | Kia America, Inc. |
| Component | Fuel system, gasoline |
| Report date | November 17, 2025 |
| Owners notified | January 16, 2026 |
| Vehicles affected | 250,547 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the fuel & propulsion system
Frequently asked questions
Is the recall 25V-794 repair free?
Yes. Kia dealers will fix the problem at no cost: Dealers will replace the check valve. The fuel tank will be inspected for damage and replaced as necessary. All repairs will be performed free of charge. Owner notification letters were mailed January 16, 2026.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 250,547 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.