Problems · by component

2003 Kia Optima latches/locks/linkages problems

53 owner complaints to NHTSA about the 2003 Kia Optima cite latches/locks/linkages, 37% of all 144 complaints for this model year.

Complaints
53
37% of all complaints
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
Reported by owners
01 —Owner reports

What owners say about the latches/locks/linkages

Verbatim from NHTSA complaints, newest first
“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”
Owner complaint to NHTSAFiled Oct 19, 2016Fuel system, gasoline, Latches/locks/linkagesODI 10917282
“TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE PASSENGER SIDE DOOR FAILED TO UNLOCK FROM EITHER SIDE OF THE VEHICLE. THE FAILURE WAS PERSISTENT. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE CONTACT ALSO MENTIONED THAT THE SAME FAILURE OCCURRED ON THE DRIVER SIDE DOOR PRIOR TO THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS APPROXIMATELY 147,433.”
Owner complaint to NHTSAFiled May 11, 2016Structure, Latches/locks/linkagesODI 10864345
“DOORS (ALL) WILL LOCK AFTER UNLOCKING WHEN YOU'RE TRYING TO GET IN. I UNLOCK THE DOOR, EITHER MANUALLY OR WITH THE KEY FOB, WHEN YOU PULL THE HANDLE TO OPEN THE DOOR THE DOORS LOCK. YOU CAN PLAY WITH IT AND FINALLY GET IN BUT I'VE HEARD ALOT OF PROBLEMS WITH THE SAME THING ON THE SAME MODEL. *TR”
Owner complaint to NHTSAFiled Feb 2, 2015Electrical system, Latches/locks/linkagesODI 10680712
“THE DOOR(S) HAVE LOCKED AND WILL NOT UNLOCK WITHOUT MANY ATTEMPTS TO PULL ON THE HANDLE WHILE TURNING THE KEY. WHEN IT FIRST HAPPENED TO THE PASSENGER SIDE, ATTEMPTS AT UNLOCKING WITH THE KEY RESULTED IN ALL DOORS LOCKING WHEN THE INNER OR OUTER HANDLE WAS PULLED, POTENTIALLY TRAPPING SOMEONE IN THE CAR. THEN IT HAPPENED TO THE DRIVER DOOR A FEW MONTHS LATER. REPLACING THE LATCH FIXED THE PROBLEM. *TR”
Owner complaint to NHTSAFiled Jul 9, 2014Latches/locks/linkagesODI 10609314
“FIRST: IN THE AFFECT PARTS SECTION OF THIS COMPLAINT THERE IS NO WHERE TO MARK DEFECTIVE LOCKS. I HAVE 2003 KIA OPTIMA SE FOUR-DOOR. IT WILL CONTINUOUSLY LOCK AND UNLOCK AUTOMATICALLY. WILL ONLY STOP CLICKING ON AND OFF WHEN ENGINE IS TURNED OFF. THIS POSES A SAFETY ISSUE BY BEING LOCKED IN AN AUTO WITH ELECTRONIC LOCKS THAT CANNOT BE UNLOCKED EITHER MANUALLY OR WITH THE KEY FOB. WHEN WILL THERE BE A RECALL, EITHER INVOLUNTARILY OR VOLUNTARILY. I BOUGHT THIS AUTO NEW AND STILL HAVE IT. *TR”
Owner complaint to NHTSAFiled Apr 18, 2014Electrical system, Latches/locks/linkagesODI 10583604
“TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVERS SIDE DOOR LOCKED AND SHE WAS UNABLE TO UNLOCK IT MANUALLY OR BY USING THE KEY FOB. SHE WAS FORCED TO CLIMB INTO THE BACK SEAT IN ORDER TO EXIT THE VEHICLE. WHEN THE FAILURE RECENTLY RECURRED ALL OF THE DOORS FAILED TO UNLOCK. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC AND THE TECHNICIAN REPLACED THE LOCKS; HOWEVER, THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 80,000 AND THE CURRENT MILEAGE WAS 90,000. UPDATED 2/11/14*CN THE CONSUMER STATED THE TRUNK AND IGNITION WOULD NOT UNLOCK. THE IGNITION AND TRUNK LOCK WAS REPLACED. ALSO, THE ALTERNATOR, FUEL TANK SENSOR AND TIMING BELT WERE REPLACED. THE HIGH BEAM LIGHTS WOULD COME ON, WHEN SHE MADE TURNS.”
Owner complaint to NHTSAFiled Dec 26, 2013Fuel system, gasoline, Electrical system, Latches/locks/linkagesODI 10557278

Showing 6 of 53 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 11, 2026NHTSA vehicle page

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

Other 2003 Optima problem areas