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30 complaints
↗KIA K4 2025 FORWARD COLLISION AVOIDANCE: WARNINGS
highVehicle's forward collision warnings did not sound. Airbags did not deploy. Vehicle in front end collision at 40mph
↗KIA K4 2025 LANE DEPARTURE: ASSIST
highThe warnings on the car all failed and I was lead off the road while going on a roundabout. This has trigged my car to completely lose all control and even though I was attentive to my steering wheel …
↗KIA K4 2025 FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
lowTo 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 …
↗KIA K4 2025 AIR BAGS
highI was hit on the driver side of the car infront of the driver door side of the hood and it took out my wheel and the car is totaled with how hard the hit was made my car bounce but the air bags never …
↗KIA K4 2025 ENGINE
lowAs I entered onto i4 reaching the speed of 60 miles an hour my vehicle began to make a high pitched whining noise that got louder as I pressed on the gas pedal, noise dissipated when I let off the gas…
↗KIA K4 2025 SERVICE BRAKES
mediumWhen parked and cutting the car on check driver assistance system come on, check and, and esc comes on. The parking brake does not go off and malfunction. When trying to move the car sometimes it st…
↗KIA K4 2025 BACK OVER PREVENTION: AUTOMATIC SYSTEM BRAKING
highThe insurance claim agent called on behalf of their insured driver, who rented a 2025 Kia K4. The contact stated that while their insured driver was attempting to reverse, the reverse sensor became in…
↗KIA K4 2025 POWER TRAIN
mediumEngine Failure, Engine cooling and lost power
↗KIA K4 2025 AIR BAGS
lowAfter having my information panel replaced apx. a month later the airbag for passenger seat illuminated and has not gone off.
↗KIA K4 2025 ELECTRICAL SYSTEM
lowThe digital instrument panel (including infotainment screen) has occasionally turned off and back on. An article showed Kia and Hyundai were going to have a recall at the end of March for this problem…
↗KIA K4 2025 SERVICE BRAKES
highI am reporting a serious safety defect involving the brake pedal area of my newly leased Kia K4 GT-Line. There is a metal bracket/component located directly above the brake pedal that interferes with …
↗KIA K4 2025 FUEL/PROPULSION SYSTEM
highLocation: Intersection of [XXX] and [XXX] Lakeville, MN Date/Time: [XXX], at approximately [XXX] Vehicle: 2025 Kia K4 (911 call placed at 10:08 am) On [XXX], while traveling toward the roundabout at…
↗KIA K4 2025 UNKNOWN OR OTHER
highWhen 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 burn…
↗KIA K4 2025 LANE DEPARTURE: WARNING
mediumI am reporting ongoing safety issues with my Kia K4 LXS involving driver assistance systems and steering control. While driving in heavy rain with reduced visibility, the vehicle disabled multiple se…
↗KIA K4 2025 ELECTRICAL SYSTEM
lowHigh mounted rare brake (pulse)
↗KIA K4 2025 STEERING
highWhile driving my 2025 Kia K4, the steering system failed and became unresponsive. I was unable to steer the vehicle as intended. The exact cause of the steering failure is UNKNOWN at this time. The ve…
↗KIA K4 2025 LANE DEPARTURE: ASSIST
lowThere are times my vehicle keeps accelerating even though Iâm hitting the brakes. Once stopped, it then doesnât want to accelerate. Iâve reported to the dealership and they try to tell me itâs…
↗KIA K4 2025 BACK OVER PREVENTION: WARNINGS
highThe 2025 Kia K4 sensors failed to go off resulting in the rear bumper to hit a barrell. The operator of the Kia K4 was reversing at 1mph
↗KIA K4 2025 LANE DEPARTURE: WARNING
lowWhile driving on the freeway in the left lane on a two-lane highway, the lane departure and steer ahead feature incorrectly adjusted steering and pulled vehicle into the right lane. Is incorrect adjus…
↗KIA K4 2025 UNKNOWN OR OTHER
lowKIA K4 WITH 500 MILES ON IT. EXPERIENCED POPPING NOISE FROM THE WINDSHIELD AS IF A STONE HIT THE WINDSHIELD WHEN CAR WAS NOT IN MOTION. SEEMS TO HAPPEN WHEN THE AC IS ON AND THE SUN IS HITTING THE WIN…
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