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moderate Owners of the 2024 Kia Carnival have filed 5 NHTSA complaints about the body at roughly $1,500 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation. See body across all vehicles →
| Model year | body complaints |
|---|---|
| 2022 Carnival | 29 |
| 2023 Carnival | 11 |
| 2024 Carnival (this page) | 5 |
| 2025 Carnival | 3 |
Of the 5 body complaints filed for the 2024 Kia Carnival, here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
A detached roof molding can create a road hazard for other vehicles, increasing the risk of a crash.
The manufacturer has issued service bulletins covering body on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
PRODUCT IMPROVEMENT CAMPAIGN: OWNER NOTIFICATION - This document is the owner notification advising that Kia is conducting a Product Improvement Campaign to install steel reinforcement plates on the second-row seat outer rails in certain 2022-2024 MY Kia Carnival vehicles equipped with sliding and removable second-row seats (excluding SX-Prestige equipped with the second-row lounge seats). Customers receiving this letter have already had this product improvement campaign performed. Since then, there have been additional improvements to the mounting bolts used for the installation of the steel reinforcement plates. Kia is requesting that customers contact an authorized Kia dealer to replace t
full bulletin at NHTSA ↗PRODUCT IMPROVEMENT CAMPAIGN: INSTALLATION OF STEEL REINFORCEMENT PLATES FOR 2ND ROW SEAT OUTER RAILS (PI2301) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information to install steel reinforcement plates on the second-row seat outer rails in certain 2022-2024MY Carnival (KA4) vehicles (excluding SX-Prestige with the second-row lounge seats) produced from January 4, 2021 through August 21, 2023. This campaign is to reinforce the mounting points of the 2nd-row seat to the floor and minimize potential seat rail detachment, should a certain rare crash event occur
full bulletin at NHTSA ↗PRODUCT IMPROVEMENT CAMPAIGN: INSTALLATION OF STEEL REINFORCEMENT PLATES FOR 2ND ROW SEAT OUTER RAILS (PI2301) - PI2301 TEMPORARILY ON HOLD PENDING UPDATED PARTS.
full bulletin at NHTSA ↗PRODUCT IMPROVEMENT CAMPAIGN: OWNER NOTIFICATION - This document is the owner notification advising that that Kia is conducting a Product Improvement Campaign to install steel reinforcement plates on the second-row seat outer rails in certain 2022-2024 MY Kia Carnival vehicles equipped with sliding and removable second-row seats (excluding SX-Prestige equipped with the second-row lounge seats). This is an update following a notice that was issued in August 2023. Kia is currently experiencing an unexpected parts supply issue which is expected to continue until the first week of October 2023. Kia is requesting that customers wait until after the first week of October before contacting an autho
full bulletin at NHTSA ↗PRODUCT IMPROVEMENT CAMPAIGN: DEALER PRINCIPAL MEMO - This document is the announcement to the Dealer Principals that Kia is conducting a Product Improvement Campaign to install steel reinforcement plates on the second-row seat outer rails in certain 2022-2024 MY Kia Carnival vehicles equipped with sliding and removable second-row seats (excluding SX-Prestige equipped with the second-row lounge seats). This is an update following a notice that was issued to Kia dealers in August 2023. Kia is currently experiencing an unexpected parts supply issue which is expected to continue until the first week of October 2023. Since the remedy is not going to be available during this period, Kia is reques
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
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
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…
It's a documented issue but not catastrophic. 5 complaints have been filed. Repairs average $1,500 and most owners catch it before it causes a breakdown.
Based on the 5 complaints filed, body issues most often appear around 25,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
Independent shops typically charge around $1,500 for body repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Yes — 1 active recall(s) cover body issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.