complaints.title

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53 complaints
KIA CARNIVAL 2025 VEHICLE SPEED CONTROL
low
For the third time the 2025 KIA Carnival Prestige I own lost power while driving on the interstate! Without warning, the vehicle would no longer respond to the accelerator pedal. No matter what I di
NHTSAUSMay 2026Source →
KIA CARNIVAL 2025 SEATS
medium
The contact owns a 2025 Kia Carnival. the driver seat automatically pushed on the rear passenger driver side seat that had a minor occupant in a child seat. The seat was able to move forward with th
NHTSAUSMay 2026Source →
KIA CARNIVAL 2025 FUEL SYSTEM, GASOLINE
medium
The contact owns a 2025 Kia Carnival. The contact received the recall letter for NHTSA Campaign Number: 26V320000 ( NA) The local dealer was contacted but the vehicle was not diagnosed or repaired. Th
NHTSAUSMay 2026Source →
KIA CARNIVAL 2025 UNKNOWN OR OTHER
high
Passenger sliding door failed to detect my son and closed completely on his arm. The doors will push the kids and don’t detect even adults at times. He now has a buckle fracture that they are conce
NHTSAUSMay 2026Source →
KIA CARNIVAL 2025 ENGINE
low
Carnival was working fine then, without warning, I was unable to accelerate. Had entered highway and reached a maximum speed around 30 mph in a 55 mph zone. Pedal fully depressed and zero acceleration
NHTSAUSApr 2026Source →
KIA CARNIVAL 2025 ENGINE
low
We have been having persistent safety issues with this vehicle. The issues have ranged from unsecured gas cap to loss of power. We’ve also had severe transmission issues where the car will not shi
NHTSAUSApr 2026Source →
KIA CARNIVAL 2025 FUEL/PROPULSION SYSTEM
high
Kia has a recall (Campaign SC 368) on a fuel pipe that may be defective causing a gas leak leading to fire. I called the dealer I bought the vehicle from to request an inspection of the part. I was
NHTSAUSApr 2026Source →
KIA CARNIVAL 2025 FUEL/PROPULSION SYSTEM
high
I was on the on-ramp getting on the highway and whenever I started to increase speed and try to get over into the next lane, I noticed the car all of a sudden jumped a little bit and then it started c
NHTSAUSApr 2026Source →
KIA CARNIVAL 2025 ELECTRICAL SYSTEM
medium
The component of the vehicle that malfunction was the front passenger seat. The driver came to a stop at an intersection and the front passenger seat started auto reclining. The seat was reclining int
NHTSAUSApr 2026Source →
KIA CARNIVAL 2025 UNKNOWN OR OTHER
low
I am writing concerning the Driver Attention Warning system and how it seems to be way too sensitive and when it keeps going off, trying to see what is causing this issue. This seems to be creating mo
NHTSAUSApr 2026Source →
KIA CARNIVAL 2025 LANE DEPARTURE: WARNING
low
I am submitting a safety complaint regarding the driver monitoring/driver assistance system in the 2025 Kia Carnival. The system repeatedly issues “take a break” or inattentive driver warnings dur
NHTSAUSApr 2026Source →
KIA CARNIVAL 2025 Chest Clip, Buckle, Harness
medium
The harness straps on the seat have begun to loosen while my child is riding in the seat. You do not need to use the harness adjuster button to loosen the straps. This is allowing a secure fit to beco
NHTSAUSApr 2026Source →
KIA CARNIVAL 2025 ELECTRICAL SYSTEM
low
Date/time of incident 03-16-2026 18:09-18:17 * Faulting component: Infotainment screen (screen to the right of gauge cluster) * Incident: While backing out of a parking spot and utilizing the cameras
NHTSAUSMar 2026Source →
KIA CARNIVAL 2025 UNKNOWN OR OTHER
high
Today, my young daughter pressed the button on the inside of the door to close the sliding door. Her hand was still in the way and the door did not stop. Part of her hand was completely closed in the
NHTSAUSMar 2026Source →
KIA CARNIVAL 2025 ELECTRICAL SYSTEM
low
Due to soy-insulated wiring used in wiring harnesses, rodents are attracted to the wiring components in the engine bay. Even using deterrents doesn't see to affect them. What started as a simple check
NHTSAUSFeb 2026Source →
KIA CARNIVAL 2025 FUEL/PROPULSION SYSTEM
low
Was driving to work this morning and the first time I tried to get accelerate, I was unable to get above 31 MPH no matter how hard I pushed the pedal. Had to stop and restart. Not sure if it is due to
NHTSAUSJan 2026Source →
KIA CARNIVAL 2025 ELECTRICAL SYSTEM
medium
What component or system failed or malfunctioned, and is it available for inspection upon request? While driving all of the lights in the car went off. Everything internal, and atleast the head lights
NHTSAUSJan 2026Source →
KIA CARNIVAL 2025 ELECTRICAL SYSTEM
high
I am submitting a safety-related complaint regarding my 2025 Kia Carnival with approximately 4,000 miles. The vehicle experienced an electronic system failure that required diagnosis by an authorized
NHTSAUSJan 2026Source →
KIA CARNIVAL 2025 ELECTRICAL SYSTEM
medium
12v Battery died 2 times first on 12/26 then on 1/25. We had to call in roadside assistance for jump start. This was reported to Kia Dublin and Kia Manteca in California. Kia Dublin ran the diagnosti
NHTSAUSDec 2025Source →
KIA CARNIVAL 2025 ELECTRICAL SYSTEM
medium
The 12-volt battery fully discharges and leaves the vehicle inoperable ONLY when parked in my attached townhouse garage (overnight or 1–3 days). The vehicle starts and runs normally when parked else
NHTSAUSNov 2025Source →