YearToAvoid

2021 Kia Sedona Problems, Recalls & Reliability

Verdict

Best

Complaint Index

18/100

#10 most-complained of 12 Sedona years

The 2021 Kia Sedona has 9 owner complaints and 0 safety recalls on file with NHTSA. Its Complaint Index is 18 out of 100 — #10 highest of 12 Sedona model years (verdict: Best). The most reported problem area is engine (3 complaints, 33% of the total). Complaints report 2 crashes and 1 injury.

Complaints
9
Recalls
0
Crashes / fires
2 / 0
Injuries / deaths
1 / 0
NHTSA overall rating
5 / 5 ★
EPA combined MPG
21
18 city / 24 hwy

Top 2021 Kia Sedona problems

NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.

  1. Engine3 (33%)
  2. Electrical System2 (22%)
  3. Other2 (22%)
  4. Suspension, Wheels & Tires2 (22%)
  5. Airbags1 (11%)
  6. Collision Avoidance & Cameras1 (11%)
  7. Lane Departure1 (11%)
  8. Seat Belts1 (11%)
  9. Structure & Body1 (11%)
2021 Kia Sedona complaints: complaints filed per month2Apr 2021Aug 2023May 2025Aug 2025Aug 2026
14 complaints filed with NHTSA from Apr 2021 to Aug 2026; peak Apr 2021 (2).

2021 Kia Sedona recalls

No safety recalls on record for this model year.

2021 Kia Sedona fuel economy and fuel cost

City
18 MPG
Highway
24 MPG
Combined
21 MPG
Annual fuel cost (EPA)
$3,100
15,000 mi/yr
Fuel
Regular
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2021 compared with other Sedona years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100201020112012201320142015201620172018201920202021
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2019Caution6438221
2020Best920121
2021Best189021

All Kia Sedona years: best and worst →

Frequently asked questions

Is the 2021 Kia Sedona a reliable year?
Judged by NHTSA owner complaints and recalls, the 2021 Kia Sedona ranks #10 of 12 among Sedona model years (Complaint Index 18/100, verdict: Best). It has 9 complaints and 0 recalls on file. This reflects reported safety-related problems, not an overall reliability rating.
What are the most common problems with the 2021 Kia Sedona?
The most reported problem areas are engine (3 complaints), electrical system (2 complaints), and suspension, wheels & tires (2 complaints). The median mileage at the time of failure in complaints that report it is 6,800 miles.
Does the 2021 Kia Sedona have any recalls?
No safety recall campaigns list the 2021 Kia Sedona in NHTSA’s recall database at the time of the last data update.
What is the fuel economy of the 2021 Kia Sedona?
EPA rates the 2021 Kia Sedona at 21 MPG combined (18 city / 24 highway), with an estimated annual fuel cost of $3,100. Where several configurations exist, the median is shown.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.