2025 Kia K4: owner complaints and recalls

Analysis of 42 owner complaints filed with NHTSA and 2 recall campaigns. Updated 2026-07-25.

42
Complaints
2
Recalls
8
Crash reports
0
Fire reports
6
Injuries
190.5
Severity index

Severity index 190.5 - High. This weights crashes, fires, injuries and fatalities per 100 complaints; see methodology.

Among the 42 2025 vehicles we track with at least 40 complaints on file, the 2025 Kia K4 ranks 3 of 42 by severity, where 1 is the worst. Its severity is higher than 93% of its model-year peers. See the full 2025 ranking.

What actually fails

ComponentComplaintsShare of complaints citing it
ELECTRICAL SYSTEM1228.6%
UNKNOWN OR OTHER1228.6%
ENGINE716.7%
POWER TRAIN716.7%
LANE DEPARTURE614.3%
FORWARD COLLISION AVOIDANCE614.3%
AIR BAGS511.9%
VEHICLE SPEED CONTROL49.5%

The single most-reported system is ELECTRICAL SYSTEM, cited in 12 of 42 complaints (28.6%). One complaint can name several systems, so these shares overlap and do not total 100%.

Complaints filed per year

2025: 192026: 232526
YearComplaints
202519
2026 (year to date)23

Recall campaigns

CampaignReportedComponentSummary
25V54800025/08/2025ENGINE AND ENGINE COOLING:CRITICAL FASTENERSKia 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.
26V04600027/01/2026ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANELKia 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 disp
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.