2018 Kia Sedona problems and complaints
Owners have filed 48 complaints with NHTSA about the 2018 Kia Sedona. The most-reported areas: Engine (21), Electrical System (11), Air Bags (6).
Key takeaways
- 48 owner complaints on file with NHTSA.
- 1 involve a crash, 4 a fire, 1 reported injury.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 21 | 44% |
| Electrical System | 11 | 23% |
| Air Bags | 6 | 13% |
| Structure | 3 | 6% |
| Unknown Or Other | 3 | 6% |
| Service Brakes | 2 | 4% |
| Power Train | 2 | 4% |
| Fuel/Propulsion System | 2 | 4% |
| Seats | 2 | 4% |
| Exterior Lighting | 2 | 4% |
| Wheels | 2 | 4% |
| Hydraulic | 1 | 2% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2018 Kia Sedona VAN FWD | 5/5 | 5/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Engine - filed 2026-08-02
2018 Kia Sedona lx stalled while my wife was driving on the highway. No warning lights were on until the vehicle lost all power. Luckily my wife was able to pull the car safely to the side. The vehicle only has 36960 miles. Brought vehicle to the dealer and they said engine was seized. That Kia would not attempt a repa...
Electrical System - filed 2026-07-02
The contact owns a 2018 Kia Sedona. The contact stated that the air bag and the check engine warning lights were illuminated. The vehicle failed to start and was towed to the dealer, where it was diagnosed with alternator failure; however, the battery was replaced. Additionally, the contact stated that after his wife h...
Service Brakes, Hydraulic - filed 2026-04-15
The contact owns a 2018 Kia Sedona. The contact stated that while driving at an undisclosed speed, the message "Check Auto Emergency System" was displayed and the brake warning light illuminated. Additionally, an unknown fluid was leaking near the front passenger’s side wheel. The vehicle was taken to the dealer, and a...
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More for the 2018 Kia Sedona
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.