2026 Kia Carnival problems, complaints & recalls
Most-reported problem areas: Power Train (4) · Vehicle Speed Control (3) · Electrical System (3)
🧭 Reliability snapshot
Compared against other Kia Carnival model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (2)
Fuel System, Gasoline:delivery:hoses, Lines/Piping, And Fittings 2026-04-10 · campaign 26V232000 · 141,032 vehicles
Defect: Kia America, Inc. (Kia) is recalling certain 2022-2026 Carnival vehicles. Fuel may leak at the pipe connection between the fuel pipe and fuel rail.
Risk: A fuel leak increases the risk of a fire.
Fix: Dealers will inspect and tighten, or replace the fuel pipe as necessary, free of charge. Owner notification letters were mailed June 2, 2026. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC368. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov on April 24, 2026.
Electrical System: Instrument Cluster/Panel 2026-01-26 · campaign 26V046000 · 42,677 vehicles
Defect: Kia America, Inc. (Kia) is recalling certain 2025 Kia K4, 2025-2026 Sorento, Sorento Hybrid, Sorento Plug-In Hybrid Electric (PHEV), 2026 Sportage, Sportage Hybrid, Sportage PHEV, K5, EV9, Carnival, and Carnival Hybrid vehicles. Due to a software error, the instrument panel display may fail. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) numbers 101, "Controls and Displays" and 138, "Tire Pressure Monitoring System."
Risk: An instrument panel display that fails to show critical safety information, such as the speedometer, tire pressure, or warning lights, increases the risk of a crash.
Fix: The instrument panel display software will be updated over-the-air (OTA) or by a dealer, free of charge. Owner notification letters are expected to be mailed March 26, 2026. Owners may contact Kia Customer Service at 1-800-333-4542. Kia's number for this recall is SC361. Vehicle Identification Numbers (VINs) involved in this recall will become searchable on NHTSA.gov on February 9, 2026.
Service bulletins (27)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Structure:body 2026-06-19 · PSD_REMINDER2_105 · Other
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 ownership experience. we would like to remind vehicle owners about the proper use o
Electrical System 2026-06-18 · OTA_ELE413_NOTES_R2 · Over The Air
release notes: over-the-air: software update for data connectivity (ele413 revision 2) - this over-the-air (ota) software update is designed to update the data connectivity unit (dcu) logic of certain 2025 - 2026my carnival, ev9, k5 and sorento vehicles. this update is designed to improve the vehicl
Seats 2026-06-16 · PI2602_TSB · Service Bulletin/Repair Instructions
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 dampen the motion of the manual seatback angle adjustment during the operation on
Seats 2026-06-12 · PI2602_OWNR · Other
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 my carnival hybrid (hev) vehicles, equipped with manual (folding) second-row seats
Seats 2026-06-10 · PI2602_QA · Other
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.
Seats 2026-06-09 · PI2602_DPSM · Other
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 enhance the second-row seatback recliner mechanism to dampen the motion of the m
Showing the 6 most recent of 27 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-10-26 · Unknown Or Other“i have taken my car 3 times to 3 different kia dealerships for this issue. first on 9/13/2026, then 10/13/2026 and on 10/26/2026. while driving at highway speed my vehicle suddenly begins to loose power and the check engine light comes on. this is dangerous for myself as well as other drivers.…”
2026-10-23 · Seats“subject: formal consumer complaint: alleged false representation of completed vehicle safety repair i am filing a formal consumer protection complaint regarding a xxx kia dealership's representation that a safety-related repair was completed on my vehicle. vehicle: 2026 kia carnival sx vin: [xxx] the dealership represented that a safety-related …”
2026-10-13 · Unknown Or Other“child's arm was crushed in the sliding door when it failed to properly stop due to the sensor failing. …”
2026-10-12 · Unknown Or Other“driving ar 75mph my car began to decelerate. depressing the accelerator only made the engine rev loudly but speed continued to drop. this is a significant safety risk. there was a check engine light and message to take the car to a kia dealer. the car was towed to a dealer. the dealer was able to reproduce the condition. the dealer replaced 2…”
2026-09-17 · Unknown Or Other · 💥 crash“the alert “consider taking a break” with the coffee cup symbol won’t stop going off. it goes off when i first start driving, it goes off every other minute sometimes, it does off for no reason all the time. it is so distracting. today it was rainy and i’m sure is one reason it kept going off. it was also garbage day and someone put their garbage ca…”
2026-09-16 · Structure:body“grill on bumper allows large objects to fly through hitting condenser. this is an issue, it happened to my vehicle and the identical loaner car we were given while our car was in the shop for repairs. i was told by the dealership to solve this problem carnival owners should follow other cars at a greater distance. because i have children i already …”
2026-09-16 · Electrical System“battery shuts down overnight. to get the car to start you need to pop the hood the night before use a jump start and keep your manual key handy. all electronics shut down completely …”
2026-09-01 · Unknown Or Other“i purchased a new 2026 kia carnival ex and noticed an unusually intense amount of heat coming from underneath the vehicle on the passenger side, particularly around the rear passenger door/second-row seating area. i first noticed the issue while the vehicle was parked and i was standing outside the open rear passenger door installing car seats and…”
2026-08-03 · Unknown Or Other“distracting feature which is dangerous to the operator: the control for the radio volume is the same knob as the control for the air and heating. as a result when you go to turn down the radio or change the volume you often change the fan and temperature... and likewise when you go to change the temperature you inadvertantly change the volume on …”
2026-07-29 · Unknown Or Other“we were driving down [xxx] south towards home and out of nowhere, it sounded like something clapped against our passenger driver's side window. the window completely shattered and then proceeded to fall inwards onto my [xxx] old. it was absolutely traumatizing. nothing hit us. it just exploded. information redacted pursuant to the freedom of infor…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.