YearToAvoid

2005 Kia Optima Problems, Recalls & Reliability

Verdict

Best

Complaint Index

7/100

#15 most-complained of 16 Optima years

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

The 2005 Kia Optima has 144 owner complaints and 0 safety recalls on file with NHTSA. Its Complaint Index is 7 out of 100 — #15 highest of 16 Optima model years (verdict: Best). The most reported problem area is structure & body (85 complaints, 59% of the total). Complaints report 7 crashes, 1 fire, and 6 injuries.

Complaints
144
Recalls
0
Crashes / fires
7 / 1
Injuries / deaths
6 / 0
NHTSA overall rating
Not rated
EPA combined MPG
21.5
18.5 city / 26.5 hwy

Top 2005 Kia Optima problems

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

  1. Structure & Body85 (59%)
  2. Electrical System31 (22%)
  3. Airbags22 (15%)
  4. Fuel System10 (7%)
  5. Other8 (6%)
  6. Engine6 (4%)
  7. Seat Belts3 (2%)
  8. Transmission & Powertrain3 (2%)
  9. Brakes2 (1%)
  10. Steering2 (1%)
2005 Kia Optima complaints: complaints filed per quarter112005 Q32008 Q22009 Q42011 Q22012 Q42014 Q22015 Q42018 Q1
174 complaints filed with NHTSA from 2005 Q3 to 2022 Q2; peak 2011 Q3 (11).

2005 Kia Optima recalls

No safety recalls on record for this model year.

2005 Kia Optima fuel economy and fuel cost

City
18.5 MPG
Highway
26.5 MPG
Combined
21.5 MPG
Annual fuel cost (EPA)
$3,025
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.

2005 compared with other Optima years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100’05’06’07’08’09’10’11’12’13’14’15’16’17’18’19’20
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2005Best7144021.5
2006Best0155223
2007Best20167225

All Kia Optima years: best and worst →

Frequently asked questions

Is the 2005 Kia Optima a reliable year?
Judged by NHTSA owner complaints and recalls, the 2005 Kia Optima ranks #15 of 16 among Optima model years (Complaint Index 7/100, verdict: Best). It has 144 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 2005 Kia Optima?
The most reported problem areas are structure & body (85 complaints), electrical system (31 complaints), and airbags (22 complaints). The median mileage at the time of failure in complaints that report it is 76,000 miles.
Does the 2005 Kia Optima have any recalls?
No safety recall campaigns list the 2005 Kia Optima in NHTSA’s recall database at the time of the last data update.
What is the fuel economy of the 2005 Kia Optima?
EPA rates the 2005 Kia Optima at 21.5 MPG combined (18.5 city / 26.5 highway), with an estimated annual fuel cost of $3,025. 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.