2021 Kia Sedona problems
Light NHTSA footprint — 10 owner complaints. Either a clean record or thin data; we'll show what's there.
Selling this one? Make a free for-sale sign with its recall record and a QR code.
The 2021 Kia Sedona has 10 NHTSA owner complaints on file (U.S. federal records, as of October 2026). Source: NHTSA Office of Defects Investigation.
| Model year | Owner complaints | Recalls |
|---|---|---|
| 2018 Sedona | 49 | 3 |
| 2019 Sedona | 39 | 2 |
| 2020 Sedona | 20 | 1 |
| 2021 Sedona (this page) | 10 | 0 |
Above-average reliability for the segment. Few systemic issues on file.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 8.8/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
NHTSA crash-test safety ratings 5 / 5 overall
Driver-assist features on the tested model: Electronic stability control: Standard · Forward collision warning: Optional · Lane departure warning: Optional
Source: NHTSA New Car Assessment Program — tested configuration: 2021 Kia Sedona MV FWD. Stars rate crash protection in NHTSA's tests, not overall reliability — see the owner-complaint data below for what actually goes wrong.
Ask anything about your 2021 Kia Sedona
A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in this vehicle's actual NHTSA record, not generic advice.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
What owners are saying recent NHTSA-filed complaints · verbatim
This vehicle is burning oil at an alarming rate. Between oil changes it has lost 4 quarts before. I constantly have to check and add oil and have experienced stuck pistons and rough idle due to the oil not being at a safe level. Kia service advisors have admitted there have been…
For starters, my lights go out every six months on queue. Cannot find a reason why. My car sputters or shutters when accelerating. I heard other Kia models have recalls due to the same thing. I have had my car in the shop multiple times and no one can figure out why it is doing…
The engine started knocking while I was on [XXX] between mile marker [XXX] and [XXX]. This area is under construction with no shoulders to access and pull over. A shutdown in this situation would surely cause a multi-car accident. There were no warning lamps. Car was towed to…
the drivers side passenger sliding door will not latch or close properly. The door started opening while driving and would not close. Luckily i had no children in the car at the time. The safety of my CHILD or any passenger could have been at risk. Driving while a van door is…
Common questions
Is the 2021 Kia Sedona reliable?
Mostly yes. With a reliability score of 8.8 out of 10 based on 10 owner complaints filed with NHTSA, the 2021 Kia Sedona is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2021 Kia Sedona?
On the NHTSA data, the 2021 Kia Sedona does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 8.8/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What should I check before buying a used 2021 Kia Sedona?
There isn't enough NHTSA complaint data on the 2021 Kia Sedona to flag a standout failure pattern. Run the VIN for open recalls — those are free to fix regardless of warranty — get a standard pre-purchase inspection, and ask the seller for service records.
Is the 2021 Kia Sedona a good used car to buy?
It scores 8.8 out of 10 on our NHTSA-based read of 10 owner complaints. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
What's the most common problem on the 2021 Kia Sedona?
No problem area has crossed our reporting threshold yet, which is a good sign for this vehicle.
What's the most expensive thing that goes wrong?
Major repair items haven't been flagged often enough on this vehicle to single one out.
How do I check if my Kia Sedona has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2021 Kia Sedona?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 10 complaints on file, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.