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2003 Kia Optima

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2003 Kia Optima do not stand out strongly from the model-year median of 186.5.

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When problems were reported

Mileage at the reported incident

105 reports with mileage · 36 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Latches/locks/linkages. Review the 53 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 25 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 25 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

8 crash reports2 fire reports5 injury reports

Latches/locks/linkages complaints

53 reports
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70,000 miles · Dec 15, 2010
Latches/locks/linkages

TL*THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE FRONT PASSENGER AND DRIVER SEAT DOORS REMAINED LOCKED WITHOUT A WARNING. THE DEALER WAS NOTIFIED AND ADVISED HIM THAT THERE WAS AN ELECTRICAL DEFECT. THE CONTACT DID NOT INFORM THE MANUFACTURER. THE VEHICLE WAS NOT REPAIRED. THE CURRENT MILEAGE WAS APPROXIMATE…

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TL*THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE FRONT PASSENGER AND DRIVER SEAT DOORS REMAINED LOCKED WITHOUT A WARNING. THE DEALER WAS NOTIFIED AND ADVISED HIM THAT THERE WAS AN ELECTRICAL DEFECT. THE CONTACT DID NOT INFORM THE MANUFACTURER. THE VEHICLE WAS NOT REPAIRED. THE CURRENT MILEAGE WAS APPROXIMATELY 120,000. THE FAILURE MILEAGE WAS APPROXIMATELY 70,000. THE VIN WAS UNAVAILABLE.

NHTSA ODI #10370769

84,200 miles · Dec 13, 2010
Latches/locks/linkagesStructure

DRIVER'S DOOR WON'T OPEN. FAILED IN SHUT POSITION. *TR

NHTSA ODI #10370337

66,196 miles · Nov 15, 2010
Latches/locks/linkages

TL* THE CONTACT OWNS 2003 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER AND PASSENGER DOOR LOCKS FAILED AND THE CONTACT WAS UNABLE TO UNLOCK THE DOORS FROM THE INSIDE OR USE THE KEY TO OPEN THE DOORS FROM THE OUTSIDE OF THE VEHICLE. THE CONTACT HAD TO CLIMB INTO THE DRIVER SEAT FROM THE REAR IN ORDER TO ENTER AND EXIT THE VEHI…

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TL* THE CONTACT OWNS 2003 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER AND PASSENGER DOOR LOCKS FAILED AND THE CONTACT WAS UNABLE TO UNLOCK THE DOORS FROM THE INSIDE OR USE THE KEY TO OPEN THE DOORS FROM THE OUTSIDE OF THE VEHICLE. THE CONTACT HAD TO CLIMB INTO THE DRIVER SEAT FROM THE REAR IN ORDER TO ENTER AND EXIT THE VEHICLE. THE VEHICLE WAS NOT TAKEN TO THE DEALER TO BE DIAGNOSED OR REPAIRED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 66,196. UPDATED 01/31/11 *BF THE CONSUMER STATED THE VEHICLE WAS TAKEN TO THE DEALER FOR REPAIRS ON NOVEMBER 17, 2010. HOWEVER, THE DOORS WERE STILL LOCKING ON THEIR OWN. UPDATED 03/11/11

NHTSA ODI #10365794

95,000 miles · Oct 11, 2010
Latches/locks/linkages

2003 KIA OPTIMA DRIVER SIDE DOOR LOCKED AND WON'T UNLOCK. CANNOT OPEN DOOR AND I'M LOCKED IN VEHICLE. MUST CLIMB THROUGH WINDOW OR PASSENGER SIDE. KEY WILL NOT UNLOCK DRIVERS DOOR. I CANNOT LOCK THE REST OF THE DOORS TO VEHICLE IN FEAR I WILL BE LOCKED IN OR OUT FOR GOOD. *TR

NHTSA ODI #10359983

64,000 miles · Aug 5, 2010
Latches/locks/linkages

THE DRIVER DOOR ON MY 2003 KIA OPTIMA WILL NOT UNLOCK WITH MY KEY, EVEN THOUGH THE INSIDE LOCK WOULD MOVE TO THE "UNLOCK" POSITION. IT WILL ONLY OPEN WITH A COMBINATION OF TURNING THE KEY AND PULLING THE DOOR HANDLE AT THE SAME TIME OR HAVING MY SON PUSH DOWN ON THE INSIDE LOCK WHILE I TURN THE KEY AND PULL THE DOOR HANDLE. TH…

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THE DRIVER DOOR ON MY 2003 KIA OPTIMA WILL NOT UNLOCK WITH MY KEY, EVEN THOUGH THE INSIDE LOCK WOULD MOVE TO THE "UNLOCK" POSITION. IT WILL ONLY OPEN WITH A COMBINATION OF TURNING THE KEY AND PULLING THE DOOR HANDLE AT THE SAME TIME OR HAVING MY SON PUSH DOWN ON THE INSIDE LOCK WHILE I TURN THE KEY AND PULL THE DOOR HANDLE. THIS SOLUTION TO THE PROBLEM ONLY WORKS ABOUT HALF THE TIME. IF THE DOOR WILL NOT UNLOCK, I HAVE TO ENTER THE CAR THROUGH THE PASSENGER DOOR AND THE DRIVER DOOR WILL STILL NOT UNLOCK, EVEN FROM THE INSIDE. *TR

NHTSA ODI #10347393

65,000 miles · Jul 31, 2010
Latches/locks/linkages

DRIVER SIDE LOCK DEFECTIVE. DRIVER GET LOCKED IN. 2003 KIA OPTIMA. *TR

NHTSA ODI #10346507

90,000 miles · Jul 27, 2010
Electrical SystemLatches/locks/linkages

***SAFETY ISSUE*** 1) UNDER NORMAL OPERATING CONDITIONS WITHOUT ABUSE OR CONSUMER MODIFICATION. 2) DOOR LOCKS FREQUENTLY FAIL TO UNLOCK OR WILL AUTOMATICALLY RE-LOCK WHEN ATTEMPTING TO UNLOCK EITHER MANUALLY OR ELECTRONICALLY. THIS COULD CAUSE AN INABILITY TO ESCAPE THE VEHICLE IN A REASONABLE AMOUNT OF TIME OR MAY RESULT IN…

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***SAFETY ISSUE*** 1) UNDER NORMAL OPERATING CONDITIONS WITHOUT ABUSE OR CONSUMER MODIFICATION. 2) DOOR LOCKS FREQUENTLY FAIL TO UNLOCK OR WILL AUTOMATICALLY RE-LOCK WHEN ATTEMPTING TO UNLOCK EITHER MANUALLY OR ELECTRONICALLY. THIS COULD CAUSE AN INABILITY TO ESCAPE THE VEHICLE IN A REASONABLE AMOUNT OF TIME OR MAY RESULT IN BEING UNABLE TO ACCESS CHILDREN TRAPPED INSIDE. THUS, LEADING TO HEAT STROKE, DEATH, OR OTHER PHYSICAL HARM. 3) HAD TO PAY TO REPLACE DOOR LATCH ASSEMBLY, BUT STILL INTERMITTENTLY FAILS TO UNLOCK AS OF THE DATE OF THIS REPORT. THERE IS NO MANUAL OVERRIDE TO UNLOCK THE DOORS WITH THIS MECHANICAL/ELECTRICAL FAILURE. *TR

NHTSA ODI #10345572

117,000 miles · Jul 4, 2010
Latches/locks/linkages

THE DOORS ON MY KIA OPTIMA (2003) LOCK BY THEMSELVES AFTER I UNLOCK THE CAR. WHEN I GO TO OPEN MY DRIVER SIDE DOOR IS WHEN THE CAR LOCKS BY ITSELF. I AM AFRAID OF LOCKING MY KIDS IN THE CAR BECAUSE OF THIS PROBLEM. THE OTHER DAY I COULDN'T GET THE DRIVER SIDE DOOR OPEN AT ALL. *TR

NHTSA ODI #10341383

84,226 miles · Jun 27, 2010
Fuel System, OtherLatches/locks/linkages

HAVE 2003 KIA OPTIMA. CAR STOPS WHILE RUNNING.LOOKS INTO GOOGLE. IS COMMON PROBLEM. CAMSHAFT POSITION SENSOR. ALSO LOCKS ON THE DRIVER SIDE NOT WORKING ,LOCKS SELF INSIDE THE CAR. *TR

NHTSA ODI #10340257

90,000 miles · Jun 25, 2010
Latches/locks/linkages

TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THE INTERIOR DOOR LOCKS WERE INOPERABLE. WHEN EXITING THE VEHICLE, THE CONTACT WOULD HAVE TO REACH OUTSIDE THE WINDOW AND UNLOCK THE DOORS FROM THE OUTSIDE LATCH. ONCE THE DOORS WERE UNLOCKED, THEY WOULD INDEPENDENTLY RELOCK WITHIN SECONDS. THE DEALER WAS NOT ABLE TO PRO…

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TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THE INTERIOR DOOR LOCKS WERE INOPERABLE. WHEN EXITING THE VEHICLE, THE CONTACT WOULD HAVE TO REACH OUTSIDE THE WINDOW AND UNLOCK THE DOORS FROM THE OUTSIDE LATCH. ONCE THE DOORS WERE UNLOCKED, THEY WOULD INDEPENDENTLY RELOCK WITHIN SECONDS. THE DEALER WAS NOT ABLE TO PROVIDE A REASON FOR THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 90,000 AND THE CURRENT MILEAGE WAS 107,000.

NHTSA ODI #10340142

Official recalls

2

09V183000 · Suspension:front

May 27, 2009

KIA MOTORS CORPORATION (KMC) IS RECALLING 36,538 MODEL YEAR 2001-2004 OPTIMA VEHICLES ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE STATES OF CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VIRGINIA, WISCONSIN, AND THE DISTRICT OF COLUMBIA. ROAD SALT APPLIED IN THESE STATES DURING THE WINTER MONTHS MAY RESULT IN PROGRESSIVE, INTERNAL CORROSION OF THE FRONT SUBFRAME. OVER TIME, SUCH SUBFRAME CORROSION NEAR THE CONNECTION TO THE LOWER CONTROL ARM CAN LEAD TO WHEEL MISALIGNMENT AND/OR OTHER NOTICEABLE STRESS IN STEERING, OR ACCELERATED ABNORMAL TIRE WEAR.

Consequence & remedy

Consequence: CORROSION OF THE FRONT SUBFRAME COULD LEAD TO SEPARATION, POSSIBLY RESULTING IN A VEHICLE CRASH.

Remedy: KMC WILL NOTIFY OWNERS AND DEALERS WILL REPAIR THE VEHICLES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JUNE 15, 2009. OWNERS MAY CONTACT KIA'S CONSUMER ASSISTANCE CENTER AT 1-800-333-4542.

04V180000 · Fuel System, Gasoline:storage:tank Assembly

Apr 12, 2004

SOME PASSENGER VEHICLES MAY CONTAIN A FUEL TANK ASSEMBLY VALVE THAT MAY NOT CLOSE PROPERLY. IF A VEHICLE WITH A FUEL TANK ASSEMBLY VALVE THAT IS NOT PROPERLY CLOSED WERE TO ROLL OVER, FUEL SPILLAGE MAY OCCUR.

Consequence & remedy

Consequence: FUEL SPILLAGE IN THE PRESENCE OF AN IGNITION SOURCE COULD RESULT IN A FIRE.

Remedy: DEALERS WILL INSTALL AN ADDITIONAL FUEL TANK ASSEMBLY VALVE. OWNER NOTIFICATION BEGAN JUNE 25, 2004. OWNERS SHOULD CONTACT KIA AT 1-800-333-4542.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.