Problems · NHTSA complaints
2003 Kia Optima problems
Owners filed 144 complaints about the 2003 Kia Optima with NHTSA between Jan 2003 and Feb 2025. The most-cited component is latches/locks/linkages (53).
Complaints
144
Filed with NHTSA
Crashes
8
Reported by owners
Fires
2
Reported by owners
Injuries
6
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Latches/locks/linkages53
- Structure25
- Electrical system25
- Air bags17
- Suspension9
- Power train8
- Engine and engine cooling8
- Fuel system, gasoline7
- Visibility5
- Service brakes, hydraulic4
- Exterior lighting4
- Fuel/propulsion system3
- Steering2
- Engine2
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Oct 27, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
11
10
8
7
8
5
9
16
16
12
10
12
8
5
3
1
2
0
0
0
0
0
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2003 | 11 |
| 2004 | 10 |
| 2005 | 8 |
| 2006 | 7 |
| 2007 | 8 |
| 2008 | 5 |
| 2009 | 9 |
| 2010 | 16 |
| 2011 | 16 |
| 2012 | 12 |
| 2013 | 10 |
| 2014 | 12 |
| 2015 | 8 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 0 |
| 2021 | 0 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Latches/locks/linkages
53 reports
“MY MAIN ISSUE IS THE DOOR LOCK ON THE DRIVERS SIDE. I CAN NOT OPEN MY DRIVERS SIDE DOOR FROM INSIDE OR OUTSIDE THE VEHICLE. THIS IS A MAJOR ISSUE AND THE PROBLEM HAS BEEN ALL OVER THE INTERNET FOR YEARS. EVERYONE THAT I KNOW THAT HAS A 2003 AND 2004 KIA OPTIMA HAS THE SAME PROBLEM. I BET EVERY VEHICLE KIA SOLD FOR THESE YEARS HAS THIS PROBLEM. MY OTHER ISSUE IS I AM UNABLE TO FILL MY FUEL TANK AS I NORMALLY COULD DO. I HAVE TO TRICKLE THE FUEL IN THE TANK BECAUSE IF I PUMP IT TOO FAST THE PUMP WILL CUT OFF. I'VE EVEN HAD THE FUEL SPILL OUT OF THE TANK BEFORE THE TANK WAS EVEN FULL (IT WAS AT ABOUT 3/4 FULL). PLEASE DEMAND THAT KIA RECALL THESE PROBLEMS. I CAN'T BELIEVE IT'S TAKING THIS LONG FOR THIS RECALL TO BE ISSUED. I JUST FOUND OUT ABOUT THIS FORM AND THAT IS WHY I HAVE TAKEN SO LONG TO PROCESS THIS FORM. THANKS AND I HOPE THAT YOU CAN HELP ASAP. [XXX] PS. AS OF TODAY MY VEHICLE HAS APPROXIMATELY 53,000 MILES. I'VE DRIVEN IT IN ONE WINTER SO FAR (LAST WINTER) AND IT STARTED HAVING THE DOOR LOCK PROBLEM AT AROUND 33,000. THE FUEL ISSUE STARTED AROUND 2 YEARS AGO. *TR”
Structure
25 reports
“TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT NOTICED THAT THE VEHICLE WAS OUT OF ALIGNMENT. THE CONTACT TOOK THE VEHICLE TO AN INDEPENDENT MECHANIC AND WAS INFORMED THAT AN ALIGNMENT COULD NOT BE PERFORMED BECAUSE THE SUBFRAME WAS FRACTURED. THE CONTACT DISCOVERED NHTSA CAMPAIGN NUMBER: 09V183000(SUSPENSION). THE CONTACT CALLED BOB ROHRMAN KIA (801 SAGAMORE PKWY S, LAFAYETTE, IN 47905, 765-746-7301) AND WAS INFORMED THAT THE RECALL REPAIR HAD ALREADY BEEN PERFORMED ON THE VEHICLE. THE MANUFACTURER WAS NOTIFIED AND STATED THAT THEY COULD NOT ASSIST SINCE THE RECALL REPAIR HAD BEEN COMPLETED. THE VEHICLE HAD NOT BEEN REPAIRED. THE FAILURE MILEAGE WAS 168,531.”
Electrical system
25 reports
“AFTER 60,000 MILES, WHILE DRIVING OR WITH THE ENGINE RUNNING, THE ENGINE LIGHT CAME ON AND STAYED ON. THIS HAS BEEN REPAIRED THREE TIMES BY REPLACING A MAIN FUSE. EACH TIME IT HAS BEEN REPAIRED, THE PROBLEM HAS REOCCURRED. IN CONNECTION WITH THIS PROBLEM, THE DOOR WILL LOCK AFTER THE DRIVER EXITS THE CAR. SOMETIMES, THE KEYS HAVE BEEN LOCKED IN THE CAR.”
Air bags
17 reports5 crashes
“AIR BAG LIGHT ON DASHBOARD IS LITE, FOR NO REASON! THE CAR HAS LESS THAN 48K MILES , NEVER BEEN IN AN ACCIDENT NOR HIT ANYTHING . I AM AFRAID TO DRIVE THE VEHICLE NOR HAVE ANYONE IN THE CAR WITH ME BECAUSE , IT'S WITHOUT AN AIRBAG THERE IS NO PROTECTION”
Suspension
9 reports1 crash1 related recall
“While driving on the roadway, I was almost to a four way intersection, as i was going to get into the left turn lane, I turned the steering wheel slightly to the left as the steering wheel turned but the car almost did little adjusting to turn into the left turn lane. As this occurred you could here a noise underneath the vehicle . As I wasn't sure exactly what had happened, I attempted to limp the vehicle down the road to a friend's. As I did the steering got worse and as I could nearly stear the vehicle something was in the road which because of the steering I couldn't avoid it as it was late at night and raining and I ran over something that gave me a flat on the passenger side front tire . I got to my friends drive a few feet away and almost didn't get it pulled in because of the steering. As I took a look at my car, I noticed that two bolts on the driver side on the rack and pinion were almost about to fall out, two ball joints were bent and one nut was completely missing from the lower ball joint, as well as the sway bar was out of place and If I would have been driving down the highway, I do belive I would have wrecked.”
Power train
8 reports
“MY WIFE NOTICED THE CAR PULLING TO THE RIGHT AND CALLED HER BROTHER. HE LOOKED AT THE VEHICLE THAT EVENING 12/30/2013. HE DROVE THE CAR PULLING ONTO A HIGHWAY, THE CAR WOULD NOT MOVE -- NEITHER FORWARD NOR REVERSE. HE PUSHED THE VEHICLE OFF THE ROAD AND THE FRONT AXLE DROPPED OUT OF THE TRANSMISSION. IT WAS TOWED AND THE GARAGE NOTIFIED US THAT THE FRONT SUB-FRAME HAD CORRODED. ONLINE RESEARCH REVEALS NHTSA RECALLED KIA OPTIMA (2001-2004 MODEL YEARS) ON MAY 27, 2009. I CALLED THE DEALERSHIP ON 12/31/13 WHERE THE CAR WAS PURCHASED. THE CUSTOMER SERVICE REP SAID THE RECALL DID NOT APPLY TO OUR VEHICLE. THE KMC WAS CONTACTED ON 1/2/14. I WAS INFORMED THAT THE RECALL WAS BASED ON "SALT USAGE OF 20 STATES AND DC." THIS INTERPRETATION OF THE NHTSA RECALL ID # 84125 NEEDS DIRECT CLARIFICATION FROM THE NHTSA. THE ORIGINAL RECALL LETTER STATES: "KMC IS RECALLING MODEL YEAR 2001 - 2004 OPTIMA VEHICLES ORIGINALLY "SOLD IN OR" CURRENTLY REGISTERED IN THE STATES OF (20 + THE DISTRICT OF COLUMBIA)." SINCE I PURCHASED THE VEHICLE IN INDIANA MY VEHICLE SHOULD BE COVERED BY THE INITIAL RECALL. REGARDLESS, THE SAFETY ISSUE OF THE VEHICLE SHOULD WARRANT A NOTIFICATION TO ALL…”
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 27, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.