2025 Kia K4 Problems

Above Average Complaints

Real NHTSA owner complaints for the 2025 Kia K4.

< older2026
Complaints
58
Crashes
14
Fires
0
Injuries
6
Fatalities
Recalls
2

Worst 2025 Kia K4 Problems

Top 3 most-reported issues with average mileage at failure.

#18 complaints

Electrical Faults

Avg mileage:425 mi
Crash-related:1
#25 complaints

Engine Problems

#35 complaints

Transmission / Drivetrain

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All Problems by Category

Every NHTSA complaint category for the 2025 Kia K4.

Electrical Faults
8
complaints
Crashes
1
Fires
Avg Miles
425
Engine Problems
5
complaints
Crashes
Fires
Avg Miles
Transmission / Drivetrain
5
complaints
Crashes
Fires
Avg Miles
Lane Departure: Warning
4
complaints
Crashes
2
Fires
Avg Miles
Steering Defects
4
complaints
Crashes
Fires
Avg Miles
Airbags
3
complaints
Crashes
2
Fires
Avg Miles
Forward Collision Avoidance: Warnings
3
complaints
Crashes
2
Fires
Avg Miles
Lane Departure: Assist
3
complaints
Crashes
2
Fires
Avg Miles
Unintended Acceleration
3
complaints
Crashes
Fires
Avg Miles
Forward Collision Avoidance: Automatic Emergency Braking
2
complaints
Crashes
1
Fires
Avg Miles
Fuel System
2
complaints
Crashes
1
Fires
Avg Miles
Brakes
2
complaints
Crashes
Fires
Avg Miles
Back Over Prevention: Automatic System Braking
1
complaints
Crashes
1
Fires
Avg Miles
Back Over Prevention: Rearview System Braking
1
complaints
Crashes
1
Fires
Avg Miles
Back Over Prevention: Warnings
1
complaints
Crashes
1
Fires
Avg Miles
Instrument Cluster
1
complaints
Crashes
Fires
Avg Miles
Seat-Related Issues
1
complaints
Crashes
Fires
Avg Miles
Tires:Pressure Monitoring And Regulating Systems
1
complaints
Crashes
Fires
Avg Miles

Search Owner Complaints

Read what owners actually reported to NHTSA for the 2025 Kia K4. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Recalls for 2025 Kia K4

2 NHTSA recall campaigns affecting ~42,707 vehicles.

26V046000Instrument Cluster
~42,677 affected

Kia America, Inc. (Kia) is recalling certain 2025 Kia K4, 2025-2026 Sorento, Sorento Hybrid, Sorento Plug-In Hybrid Electric (PHEV), 2026 Sportage, Sportage Hybrid, Sportage PHEV, K5, EV9, Carnival, and Carnival Hybrid vehicles. Due to a software error, the instrument panel display may fail. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) numbers 101, "Controls and Displays" and 138, "Tire Pressure Monitoring System."

25V548000Engine And Engine Cooling:critical Fasteners
~30 affected

Kia America, Inc. (Kia) is recalling certain 2025 K4 and Sorento vehicles. The connecting rod bolts in the engine may have been improperly tightened, which can cause a loss of drive power.

Other Kia K4 Years

2025 Kia K4 — FAQ

Answers based on real NHTSA complaint and recall data for this specific model year.

Is the 2025 Kia K4 reliable?
Verdict: Above Average Complaints. The 2025 Kia K4 has 58 NHTSA complaints, 14 crash-related, and 2 recall campaigns. The most common issue is Electrical Faults with 8 complaints. Source: NHTSA via VinItel.
What are common problems with the 2025 Kia K4?
Top reported problems: Electrical Faults (8 complaints, avg 425 mi); Engine Problems (5 complaints); Transmission / Drivetrain (5 complaints). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
At what mileage do problems start on the 2025 Kia K4?
The weighted average mileage at time of complaint is about 425 miles. Some components fail earlier, some later — check the "All Problems by Category" table above for per-issue averages.
How safe is the 2025 Kia K4?
NHTSA complaints for the 2025 Kia K4 include 14 crash-related reports, 0 fire reports, 6 injuries, and 0 fatalities. These are owner-reported incidents, not official crash-test ratings — a complaint being filed doesn't confirm a defect, but clusters around specific components are worth investigating.
Does the 2025 Kia K4 have any recalls?
Yes — 2 NHTSA recall campaigns affecting an estimated 42,707 vehicles. Recalls are free to fix at the dealer. Always verify by VIN whether the specific car you're looking at has had its recalls addressed.
Should I buy a 2025 Kia K4?
Slightly worse than average. Most owners are fine; problem clusters are concentrated around specific components. Check the issues table below and match against the specific car's mileage.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.

Wider context: See the full Kia K4 reliability report with year-by-year comparison and generation analysis.

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