2022 Kia K5 engine problems
25 owner complaints filed with NHTSA name the engine on the 2022 Kia K5 — 20% of all complaints for this model year.
What owners report
“Driving anywhere in general and which ever speed my gas would leak and smell would over take the car and I have a [XXX] and [XXX] babies. This is not the first but the third recall and this is a fire hazard I can’t imagine my car going in flames while we’re already suffering with a leaking gas…”
filed Jul 6, 2026
“The Integrated Thermal Management System (ITMS) in my Kia K5 GT (2.5T engine) has experienced a recurring internal electronic and mechanical fault. This is the third failure of this component. The failure causes the cooling system to malfunction, either by over-cooling or failing to cycle coolant…”
filed May 12, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other K5 years
| Year | Reports | Share |
|---|---|---|
| 2025 K5 | 3 | 6% |
| 2024 K5 | 8 | 30% |
| 2023 K5 | 12 | 12% |
| 2021 K5 | 28 | 18% |
Other reported problem areas on the 2022 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.