2018 Kia Sedona problems and complaints
Owners have filed 49 complaints with NHTSA about the 2018 Kia Sedona. The most-reported areas: Engine (22), Electrical System (11), Air Bags (6).
Key takeaways
- 49 owner complaints on file with NHTSA.
- 1 involve a crash, 5 a fire, 1 reported injury.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 22 | 45% |
| Electrical System | 11 | 22% |
| Air Bags | 6 | 12% |
| Power Train | 3 | 6% |
| Structure | 3 | 6% |
| Unknown Or Other | 3 | 6% |
| Service Brakes | 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%.
Parts for the 2018 Kia Sedona
GarageDex's verified specs for this car. Each Buy button searches Amazon for that exact part.
- Battery
- Engine oil
- Oil filter
- Engine air filter
- Cabin air filter
- Wiper blades
- Headlight bulb
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| 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.
Power Train,engine - filed 2026-10-16
I was driving, my car just stopped, couldn’t start, started smoking and started on fire.
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...
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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.