2024 Kia Carnival problems & reliability
73 owner complaints filed with NHTSA for the 2024 Kia Carnival, alongside 2 safety recall campaigns. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
10 complaints report injuries (11 injured).
Federal crash records (FARS 2020–2023): 2024 Kia Carnival vehicles were involved in 1 fatal crash with 0 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Unknown / Other | 25 | 34% |
| Electrical System → | 16 | 22% |
| Engine | 8 | 11% |
| Steering | 7 | 10% |
| Fuel/propulsion System | 6 | 8% |
| Seats | 6 | 8% |
| Structure | 6 | 8% |
| Service Brakes | 3 | 4% |
| Visibility/wiper | 3 | 4% |
| Air Bags | 2 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 22 reported components →Complaints by incident year
What owners report
“The contact owns a 2024 Kia Carnival. The contact stated that while driving 65 MPH, the vehicle jerked violently and experienced a loss of motive power, with reduced power. Several unknown warning lights illuminated. The vehicle was taken to a dealer; however, the vehicle was not diagnosed or repaired because the…”
Engine · filed Sep 15, 2026
“My 2024 Kia Carnival smells strongly like gasoline after about 15–20 minutes of driving. The smell gets worse at idle, worse the longer I drive, and seems even stronger with the A/C on. Two dealerships in Las Vegas have told me this is “normal.” Meanwhile, I can’t park it in my garage because the smell fills my house…”
Unknown / Other · filed Sep 10, 2026
“I was cleaning my van and my 2 year old daughter closed the opposite door and the sensors did not stop the door and she got her fingers smashed into the door and potentially broke her fingers, took her to the ER and we are to repeat X-rays in 7 to 10 days.”
Unknown / Other · filed Sep 7, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
59 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2024 Kia Carnival. The 10 most recent:
WARRANTY EXTENSION CAMPAIGN: OWNER NOTIFICATION (WTY048) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the horn…
WTY048_OWNR · Warranty Program/Extension · issued Aug 25, 2026
WARRANTY EXTENSION CAMPAIGN: DEALER PRINCIPAL MEMO (WTY048) - This document is the announcement to the dealer principals advising that Kia is s extending the New Vehicle Limited Warranty coverage, to all owners, for…
WTY048_DP · Warranty Program/Extension · issued Aug 21, 2026
TECHNICAL SERVICE BULLETIN: HORN ASSEMBLY INSPECTION/REPLACEMENT (WTY048) - This bulletin provides information associated with the Warranty Extension Program (WTY048) to inspect and, if necessary, replace both the…
WTY048_TSB · Service Bulletin/Repair Instructions · issued Aug 20, 2026
WARRANTY EXTENSION CAMPAIGN: QUESTION AND ANSWER (WTY048) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Warranty Extension Campaign WTY048.
WTY048_QA · Warranty Program/Extension · issued Aug 20, 2026
WARRANTY EXTENSION CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (WTY048) - This document is the announcement to the dealer Parts and Service managers advising that Kia is extending the New Vehicle Limited Warranty…
WTY048_DPSM · Warranty Program/Extension · issued Aug 20, 2026
IMPORTANT REMINDER: OWNER NOTIFICATION: CARNIVAL POWER SLIDING DOOR FEATURE (KA4PSD2 FLIGHT#105) - This document is the owner notification advising Kia's ongoing commitment to providing vehicle owners with a superior…
PSD_REMINDER2_105 · Other · issued Jun 19, 2026
TECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: 2ND ROW SEAT (LH & RH) FOLDING TENSION SPRING REPLACEMENT (PI2602) - This bulletin provides information to enhance the second-row seatback recliner mechanism to…
PI2602_TSB · Service Bulletin/Repair Instructions · issued Jun 16, 2026
PRODUCT IMPROVEMENT CAMPAIGN: OWNER NOTIFICATION (PI2602) - This document is the owner notification advising that Kia is conducting a Product Improvement Campaign on certain 2022-2026 MY Carnival and certain 2025-2026…
PI2602_OWNR · Other · issued Jun 12, 2026
PRODUCT IMPROVEMENT CAMPAIGN: QUESTION AND ANSWER (PI2602) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Product Improvement Campaign PI2602.
PI2602_QA · Other · issued Jun 10, 2026
PRODUCT IMPROVEMENT CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (PI2602) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Product Improvement Campaign to…
PI2602_DPSM · Other · issued Jun 9, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2024 Kia Carnival has 2 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2024 Kia Carnival?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.