Reliability & cost of ownership
Kia K5 Reliability & Common Problems
How reliable is the Kia K5? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars where on file — then open the year you're shopping for its AI reliability outlook where NHTSA has enough data.
Kia K5 problems by model year
20 recall entries and 511 owner complaints on file across 6 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2026 K5 | 1 | 14 | 5.0 | AI reliability outlook → |
| 2025 K5 | 2 | 54 | 5.0 | AI reliability outlook → |
| 2024 K5 | 2 | 31 | 5.0 | AI reliability outlook → |
| 2023 K5 | 4 | 112 | 5.0 | AI reliability outlook → |
| 2022 K5 | 5 | 130 | 5.0 | AI reliability outlook → |
| 2021 K5 | 6 | 170 | 5.0 | AI reliability outlook → |
Most-complained-about components
Owner complaints filed with NHTSA against the Kia K5, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- fuel/propulsion system124 complaints
- electrical system98 complaints
- unknown or other95 complaints
- engine87 complaints
- power train61 complaints
- structure44 complaints
- fuel system, gasoline39 complaints
- forward collision avoidance35 complaints