Kia K4 problems by model year
Updated from NHTSA data · How we count
NHTSA has 58 owner complaints and 3 recalls on file for the Kia K4 (2025–2026). The 2025 K4 has the most serious complaints, most often about driver assistance & safety tech.
- Complaints
- 58
- Recalls
- 3
- Model years
- 2
- Worst year
- 2025
Complaints by model year
Newer model years have had less time on the road, so they naturally have fewer complaints. Compare a year against its neighbors rather than against brand-new models.
Worst Kia K4 years to buy
Ranked by our severity-weighted complaint score (crashes, fires and injuries count extra — how it works).
- 2025 Kia K4 — 46 complaints, 10 crashes; top problem: Driver Assistance & Safety Tech
Every Kia K4 model year
| Year | Complaints | Crashes | Fires | Injuries | Recalls | Top problem |
|---|---|---|---|---|---|---|
| 2026 K4 | 12 | 6 | 0 | 1 | 1 | Steering |
| 2025 K4 | 46 | 10 | 0 | 8 | 2 | Driver Assistance & Safety Tech |
Most common Kia K4 problem areas (all years)
- Driver Assistance & Safety Tech20 complaints
- Electrical System14 complaints
- Steering10 complaints
- Engine9 complaints
- Airbags8 complaints
- Transmission & Drivetrain7 complaints
- Acceleration & Cruise Control6 complaints
- Wheels & Tires4 complaints
- Body & Structure2 complaints
- Brakes2 complaints
Complaint trend
Kia K4 recalls
Risk: A seat belt buckle that is not latched properly can fail to restrain an occupant in a crash, increasing the risk of injury.
Risk: An instrument panel display that fails to show critical safety information, such as the speedometer, tire pressure, or warning lights, increases the risk of a crash.
Risk: A loss of drive power increases the risk of a crash.
Other Kia models
Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. Methodology