Midsize car
2026 Kia K4: problems, recalls and fuel economy
Not rated yet
Owners have filed 25 complaints about the 2026 Kia K4 with NHTSA, and it has 1 recall. We don't rate it yet: a rating needs sales figures to turn complaints into rates.
Owner complaints
25
filed with NHTSA
Recalls
1
on record
Fuel economy
33 mpg
best version, EPA combined
Fuel, 5 years
$6,182
12,000 mi a year, $3.40/gal
What owners complain about most
Engines and fuel economy
| Version | Drive | Combined |
|---|---|---|
| Automatic (AV-S1), 4 cyl, 2.0 L | Front-Wheel Drive | 33 mpg |
| Automatic (AV-S1), 4 cyl, 2.0 L | Front-Wheel Drive | 33 mpg |
| Automatic (AV-S1), 4 cyl, 2.0 L | Front-Wheel Drive | 30 mpg |
| Automatic (S8), 4 cyl, 1.6 L | Front-Wheel Drive | 28 mpg |
| Automatic (S8), 4 cyl, 1.6 L | Front-Wheel Drive | 28 mpg |
Recalls
Seat Belts › Rear/Other › AnchorageMar 6, 2026 · campaign 26V135000
Kia America, Inc (Kia) is recalling certain 2027 Kia Telluride and 2026 Kia K4 vehicles. The rear center seat belt anchor buckle in the 2026 K4 and the third-row center seat belt anchor buckle in the 2027 Telluride may not latch properly.
Check whether a specific car still has open recalls with its VIN at nhtsa.gov/recalls.
Before you buy
Get a vehicle history report →Check for accidents, title problems and odometer rollbacks before you buy.Compare insurance quotes →Insurance is a big part of the cost to own, and it varies a lot by car.Check used-car loan rates →Get pre-approved before visiting a dealer so you can compare their offer.
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Other years of the Kia K4
| Year | Reliability |
|---|---|
| 2027 | Not rated yet |
| 2026 | Not rated yet |
| 2025 | Not rated yet |
Questions people ask
What problems does the 2026 Kia K4 have?
Owners have filed 25 complaints with NHTSA: driver-assist & stability (9), steering (5), electrical system (2). We don't rate it yet, so this count isn't a reliability score: popular cars get more complaints.
How many recalls does the 2026 Kia K4 have?
1 recall on record with NHTSA.
What gas mileage does the 2026 Kia K4 get?
Up to 33 mpg combined (EPA), depending on the engine.