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ProblemsByVin Index / 2024-KIA-CARNIVAL / COMPLAINTS
Full complaint record · NHTSA

2024 Kia Carnival owner complaints

63 complaints filed with NHTSA on this vehicle , including 4 reporting a crash, fire, injury, or fatality. Showing the 300 most recent — grouped by category for scanning.

other 10 complaints shown

12/10/2025 1 injury ODI #11704247.0

On 11/12, my 2024 Kia Carnival was parked as my children were getting settled in the vehicle. My son lifted the second-row passenger seat on the passenger side using the handle provided to access the third row. As he did so, the seatback suddenly collapsed forward with unexpected speed and force and locked in the forward position. Nothing broke, and the mechanism did not appear to jam. The seat moved along its normal path, but it did so so aggressively that it crushed my [XXX] daughter’s left leg while she was strapped into her car seat directly next to it. She was asleep, the car was not moving, and the seat feature was being used in a normal way to access the third row. The force of the collapsing seat fractured her left tibia, confirmed by X-ray. She is currently in a medical boot an

12/06/2023 1 injury ODI #11558716.0

The contact owns a 2024 Kia Carnival. The contact stated that the vehicle was designed with a manual and an automatic control system that allowed the seats the move forward. The contact stated that he activated the automatic control button on the left side of the second-row driver's side seat to move the seat forward. The contact stated that the backrest of the seat lowered, and the seat moved forward abruptly within a second and struck the right side of his forehead. The contact sustained a bruise. The dealer was not notified of the failure. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was approximately 500.

11/30/2023 ODI #11557783.0

After driving a short period of time the metal rail tracks that allow 2nd row seats to slide are extremely HOT to touch on the inside of the car. Very dangerous could cause a fire if I had a blanket on the ground or a piece of paper. Also hot enough to burn my childs feet if she steps on them getting in and out of car.

10/16/2025 ODI #11693759.0

Both horns went bad on my vehicle that is less than 2 years old. Dealership said ours is the 5th vehicle they have seen this week with the same issue. They have been unable to determine a cause.

10/15/2025 ODI #11693553.0

Rearview camera not available and car is operational when car is processing an over the air update.

10/05/2024 ODI #11618206.0

Center rails for center seats get so hot they burn bare skin. (Center rails in the floor)

08/26/2024 ODI #11611015.0

Floor rails are so hot, I had to cover them so my toddler and child could walk across them to get out of the van. The middle seats were taken out and the metal in the floor track gets so hot to even touch. Underneath the car when the car is running is enough to burn one’s legs also.. this is a big issue with us and our Kia and little children.

08/24/2023 ODI #11540632.0

The contact owns a 2024 Kia Carnival. The contact stated that upon inspection, he became aware that the mechanism for the slide-flex seats became extremely hot to the touch, with occupants unable to touch the surface without shoes. The vehicle was not taken to the dealer or an independent mechanic. The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was 4,969.

08/21/2024 ODI #11609918.0

Brought vehicle in for repair SC292 vehicle roof trim. Dealer (Safford Kia in Fredricksburg, VA) informed me that the trim was in good condition and does not qualify for the recall. I informed the dealer multiple times that the trim has already come off multiple times and is a hazard. They then reiterated that it didn’t qualify for a repair under their standards. Same information was presented directly to Kia Care and I was given the same information. Upon arriving home, a quick glance at the roof trim showed that it was, in fact, separated from the roof in one area and I was able to gently tug at the trim to remove it completely. The dealership failed to do an adequate inspection of the vehicle and repair it as they should have.

08/16/2024 1 injury ODI #11609009.0

Rear passenger side seat rails getting extremely hot after short time idling <15 minutes. Enough that I burned my foot tending to my infant in the middle row.

steering 5 complaints shown

7 total in this category · severe · avg repair $700 · see steering cluster analysis →
10/09/2023 ODI #11549082.0

The steering wheel was clicking at low speeds (turns after stops, turns in reverse and while parking). The Kia dealer initially said it was an improperly routed air bag harness and said they fixed it. The noise returned within a day. When I brought it back, they identified cables from the air bag were slipping from the hold down clip causing the air bag wires to rub on the steering wheel. Service advisor noted the airbag and clock spring harness were not being held down by the wire hold clip. The technician put two zip ties to attach the wire harness to the hold down clip.

09/29/2024 ODI #11617123.0

Got in my vehicle one day and noticed fluid dripping from the steering column. I took it into JT's Kia in Rock Hill, SC. At first they told me they were going to wipe off the "grease" then told me they needed to order a whole new steering column. I asked if it was still safe to drive and the service technician said no. I have heard this is a common problem with 2024 Kia Carnivals. Hopefully if enough people report the problem, a recall will be issued.

09/14/2023 ODI #11544503.0

Hello, this is my second report file on your team. The first filed is sept 8 2023, its all about my steering column issues, ill already talk with kia customer care unit, they said its still working on, i talk also with my dealership service center, they said its still waiting for the back orders, its almost a month this vehicles is still have leakage, its unsafe because this is a part of steering wheel, if the seal are stock inside, then when i running my vehicles around 65mph in a highway then ill have my 2 kids at the back then accident may do happen, its a big problem for us, i think i reported this vehicles since 2600 miles then now its already 3k plus miles already. The dealer doesnt give me a loaner because they said theres no available! I have only one vehicles we have, please plea

09/13/2024 7,000 mi ODI #11614364.0

The contact owns a 2024 Kia Carnival. The contact stated that oil and grease were leaking from the steering column onto the floorboard mats. There were no warning lights illuminated. The vehicle was taken to the local dealer, where it was diagnosed that there was an excessive grease leak. The vehicle was cleaned and repaired, but the failure recurred. The manufacturer was contacted and opened a case, but no assistance was provided. The failure mileage was approximately 7,000.

09/11/2023 ODI #11543884.0

Leakage on power steering column, steering little bit hard to handle and some issues while driving at straight line highway,. Heated area, second row seat underneath flooring, electrical issue about seat concerned!

engine 2 complaints shown

4 total in this category · severe · avg repair $3,100 · see engine cluster analysis →
11/19/2025 1 injury ODI #11700277.0

The contact owns a 2024 Kia Carnival. The contact stated that while driving at various speeds, an abnormal gas odor would emit through the vehicle's ventilation system. The contact notified a local dealer, and an appointment was made to have the vehicle serviced. The vehicle was inspected, and the contact was informed that there was likely bacteria growing inside the vehicle, which caused the odor. The contact disputed this claim and recommended that the air filters be replaced; the contact paid for the repair. Despite the repair, the contact stated that the fuel odor had become a chemical odor, and the vehicle was taken back to the dealer. The dealer confirmed that they had smelled a fuel odor inside the vehicle and informed the contact that she had overfilled her fuel tank with gas. Whil

09/28/2025 ODI #11690165.0

I am submitting this complaint regarding my Kia Carnival. The vehicle has a recurring and dangerous problem where the engine suddenly jumps and, if I continue pressing the gas, it shuts off while driving. This has happened multiple times, including in the middle of the highway, creating a serious safety risk for myself, my passengers, and other drivers. I have taken the vehicle to a Kia dealership on multiple occasions, but they have not been able to identify or repair the issue. I also contacted Kia corporate, obtained a case number, and was told someone would follow up with me. Unfortunately, no one has ever called me back. This is an ongoing and unresolved defect that puts my family and the public in danger. I request that the NHTSA investigate this matter to determine if this is part

body 2 complaints shown

5 total in this category · moderate · avg repair $1,500 · see body cluster analysis →
09/27/2024 ODI #11616889.0

Roof molding has either completely detactch or partial detached from top of vehicle 4 times now. They have attempted to glue it back on but it still fails! This is dangerous for other drivers and my family

09/23/2025 25,000 mi ODI #11689092.0

The contact owns a 2024 Kia Carnival. The contact received notification of NHTSA Campaign Number: 24V025000 (Structure). The contact stated that the driver's side roof molding was detaching, and the contact attempted to secure the molding in place several times. The dealer was contacted to schedule an appointment for the recall repair, but the dealer informed the contact that the recall repair had already been performed while the vehicle was at the dealer for an unrelated service, a month prior. The contact stated that the dealer had failed to perform the recall repair correctly because the failure persisted. The manufacturer was notified of the failure, and a case was filed; however, no assistance was provided. The contact stated that the manufacturer had exceeded a reasonable amount of t

lighting 1 complaint shown

10/12/2024 ODI #11619456.0

Almost all cars next to me are unable to interpret my signal lights due to I) rear signal lights being so low and not at brake lint level, and ii) from signal lights being near the grill and not the corners. This is a huge problem when changing lanes. Same with the reverse light being only on the rear bumper level - it is common for pedestrians and cars to not notice that the car is about to reverse. This is very dangerous and should not have been passed. Kia must remedy this issue at once considering how many lives are at risk.

Showing 300 of 63 total complaints. The full federal record is available at nhtsa.gov/vehicle/2024/Kia/Carnival#complaints.
Source: National Highway Traffic Safety Administration (NHTSA) owner complaint database. Last synced 2026-06-08. Complaints are owner-submitted and unverified — the existence of a complaint is not proof of a defect, but a pattern of complaints around the same component is a signal worth weighing. Verify any specific filing at nhtsa.gov.
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