Kia K4 complaints by model year
58 owner complaints filed with NHTSA. Red numbers above the columns are recall campaigns for that model year.
| Model year | Complaints | Crashes | Fires | Recall campaigns |
|---|---|---|---|---|
| 2026 | 12 | 6 | 0 | 1 |
| 2025 | 46 | 10 | 0 | 2 |
Counts are owner reports, not failure rates. Higher sales years tend to draw more reports. Source: NHTSA ODI, retrieved Oct 6, 2026.
Problem areas by model year
Complaints that name each component, 2025–2026. Darker cells mean more reports. One complaint can name several components.
| Component | 2025 | 2026 |
|---|---|---|
| Unknown or other | 12 | 5 |
| Electrical system | 13 | 1 |
| Lane departure | 7 | 4 |
| Steering | 5 | 5 |
| Forward collision avoidance | 7 | 2 |
| Air bags | 7 | 1 |
| Engine | 7 | 0 |
| Power train | 7 | 0 |
Source: NHTSA ODI owner complaints, retrieved Oct 6, 2026.
Kia K4 recalls (3)
Recall campaigns NHTSA lists for at least one K4 model year, newest first.
| Campaign | Filed | What | Model years | Repaired |
|---|---|---|---|---|
| 26V135000 | Mar 6, 2026 | Rear Seat Belt Buckle May Not Latch | 2026 | 51.7% |
| 26V046000 | Jan 26, 2026 | Instrument Panel Display Failure/FMVSS 101, 138 | 2025 | 87.8% |
| 25V548000 | Aug 25, 2025 | Loss of Drive Power from Loose Engine Bolts | 2025 | 86.7% |
Only NHTSA and your automaker know whether your specific car was repaired. Open a model-year page for each campaign's official text, or check your VIN on NHTSA.
Check on NHTSA ↗Crash-test stars by model year
| Model year | Overall | Frontal | Side | Rollover | Tested as |
|---|---|---|---|---|---|
| 2026 | ★★★★★ | 4★ | 5★ | 5★ | 4 dr fwd |
| 2025 | ★★★★★ | 4★ | 5★ | 5★ | 4 dr fwd |
Compare stars only between vehicles of similar size and weight. Source: NHTSA NCAP, retrieved Oct 6, 2026.
Fuel economy by model year
EPA combined mpg range across engine and transmission configurations. Your mileage will vary. Source: EPA, retrieved Oct 6, 2026.
Where to next
Kia K4 FAQ
How many recalls has the Kia K4 had?
NHTSA lists 3 recall campaigns that cover at least one Kia K4 model year from 2025 to 2026. Each campaign card on the model-year pages has NHTSA's official text and the repair completion rate. Only NHTSA's VIN lookup can tell you whether a specific car was repaired.
What are the most common Kia K4 problems?
Across the 2025–2026 model years, owners most often name the unknown or other, electrical system, lane departure in complaints filed with NHTSA.
What mpg does the Kia K4 get?
EPA rates the 2026 Kia K4 at 28 to 33 mpg combined, depending on engine and transmission.
How this page was madeSources, processing, limits, review and changes
Data sources
- NHTSA recalls by vehicle
Retrieved Oct 6, 2026 - US DOT recall completion rates (data.transportation.gov)
Retrieved Oct 6, 2026 - NHTSA ODI owner complaints
Retrieved Oct 6, 2026 - NHTSA NCAP 5-Star Safety Ratings
Retrieved Oct 6, 2026 - EPA fuel economy data (licence confirmation pending)
Retrieved Oct 6, 2026 - EIA weekly retail gasoline prices
Weekly, all taxes included
Processing
- Complaints are counted per component. One complaint can list several, so component totals add up to more than the total.
- Fuel cost = miles per year ÷ EPA combined mpg × EIA weekly price for your region.
Limitations
- Complaint counts are owner reports, not verified findings or failure rates. There is no sales denominator.
- Recall campaigns are listed for the model year. Only NHTSA and the automaker know whether a specific car was repaired.
- Recent model years are still collecting reports.
Review
Data compiled automatically from the official files listed here.
Changelog
- 2026-10-06 Data refreshed from the official files.