2023 Kia K5 fuel system, gasoline problems
12 owner complaints filed with NHTSA name the fuel system, gasoline on the 2023 Kia K5 — 12% of all complaints for this model year.
What owners report
“The contact owns a 2023 Kia K5. The contact stated that after fully refueling the vehicle, the fuel gauge incorrectly indicated that the fuel tank was empty. The vehicle was taken to the dealer, where it was diagnosed, and the dealer associated the failure with NHTSA Campaign Number: 25V794000…”
filed Apr 22, 2026
“The contact owns a 2023 Kia K5. The contact stated that while driving at an undisclosed speed, there was a fuel odor inside the vehicle. Occasionally, the low fuel warning light was illuminated. While attempting to refuel the vehicle, gasoline was not entering the fuel tank as intended. The fuel…”
filed Apr 9, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- A damaged check valve can allow air to enter the fuel tank, causing it to expand and…Campaign 25V794000 · Nov 17, 2025
Fuel System, Gasoline problems in other K5 years
| Year | Reports | Share |
|---|---|---|
| 2024 K5 | 2 | 7% |
| 2022 K5 | 8 | 7% |
| 2021 K5 | 12 | 8% |
Other reported problem areas on the 2023 Kia K5
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.