Kia K4 Transmission Problems
3 owner complaints filed with NHTSA across 1 model years.
Complaints by Year
Worst year: 2025. Best year: 2025.
Owner Reports
A representative sample of complaints filed with NHTSA.
Transmission · 2025 1
Transmission slippage, rpms rev higher then mph, hesitates at red lights and stop signs
Transmission · 2025 1
To whom this may concern, I was using my cruise control on my way to work. I usually set it to 80 because police are okay with that speed on I-75. I braked before my automatic brakes hit after I got cut off. I pressed resume in the crui...
Transmission · 2025 1
When I drive over 65 mph, I feel the car lose stability, and sometimes I feel those movements in the steering wheel. Also, it doesn't show the actual tire tread depth. In addition. And there is a burning smell.