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2004 Kia Optima

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2004 Kia Optima do not stand out strongly from the model-year median of 186.5.

About this comparison →

When problems were reported

Mileage at the reported incident

187 reports with mileage · 38 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 81 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 45 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 42 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 reports3 fire reports7 injury reports

What owners actually said

225 reports
100,000 miles · Jun 6, 2011
Latches/locks/linkages

TL*THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT WAS UNABLE TO UNLOCK ALL FOUR AUTOMATIC DOOR LOCKS WHICH PREVENTED HER TO EXIT THE VEHICLE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THEY WERE ABLE TO UNLOCK THE FRONT PASSENGER AND BOTH REAR DOORS. THE DRIVER SIDE DOOR WOULD NOT UNLOCK AND THE CONTACT EXIT THE VEHICL…

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TL*THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT WAS UNABLE TO UNLOCK ALL FOUR AUTOMATIC DOOR LOCKS WHICH PREVENTED HER TO EXIT THE VEHICLE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THEY WERE ABLE TO UNLOCK THE FRONT PASSENGER AND BOTH REAR DOORS. THE DRIVER SIDE DOOR WOULD NOT UNLOCK AND THE CONTACT EXIT THE VEHICLE THROUGH THE FRONT PASSENGER SIDE DOOR. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 100,000.

NHTSA ODI #10404575

94,000 miles · Jun 3, 2011
Latches/locks/linkages

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THE DRIVER SIDE DOOR LOCK FAILED AND COULD NOT BE OPENED AUTOMATICALLY OR MANUALLY. THE VEHICLE WAS NOT TAKEN TO THE DEALER TO BE DIAGNOSED OR REPAIRED. THE FAILURE AND THE CURRENT MILEAGE WAS 94,000. UPDATED 07/08/11*LJ UPDATED 07/18/11

NHTSA ODI #10404279

103,000 miles · May 29, 2011
Latches/locks/linkages

DRIVER SIDE DOOR LOCK WILL NOT OPEN FROM INSIDE OR OUTSIDE. HAVE TO CRAWL OVER CENTER CONSOLE, GEAR SHIFT AND PARKING BRAKE HANDLE TO GET OUT THE PASSENGER SIDE DOOR. IF THERE IS AN ACCIDENT ON THE PASSENGER SIDE, WILL BE TRAPPED INSIDE THE CAR. VERY DANGEROUS SITUATION TO BE IN. THERE ARE 23 COMPLAINTS ON THIS WEBSITE PLUS NUME…

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DRIVER SIDE DOOR LOCK WILL NOT OPEN FROM INSIDE OR OUTSIDE. HAVE TO CRAWL OVER CENTER CONSOLE, GEAR SHIFT AND PARKING BRAKE HANDLE TO GET OUT THE PASSENGER SIDE DOOR. IF THERE IS AN ACCIDENT ON THE PASSENGER SIDE, WILL BE TRAPPED INSIDE THE CAR. VERY DANGEROUS SITUATION TO BE IN. THERE ARE 23 COMPLAINTS ON THIS WEBSITE PLUS NUMEROUS COMPLAINTS ONLINE WHEN YOU DO A SEARCH. WHAT DOES IT TAKE FOR A RECALL TO BE DONE? KIA SHOULD STEP UP TO THE PLATE AND FIX THIS SERIOUS PROBLEM. *TR

NHTSA ODI #10403697

40,000 miles · May 26, 2011
Vehicle Speed ControlCrash

TL*THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED WHILE DRIVING 30 MPH WITH THE BRAKES ENGAGED THE VEHICLE ACCELERATED AND CRASHED INTO SOME TREES. THE VEHICLE WAS DESTROYED. NO ONE WAS INJURED. THE CONTACT DID NOT CALL THE MANUFACTURER. THE CONTACT STATED THAT THE VEHICLE HAD ALWAYS BEEN UNSAFE TO DRIVE. THE FAILURE …

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TL*THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED WHILE DRIVING 30 MPH WITH THE BRAKES ENGAGED THE VEHICLE ACCELERATED AND CRASHED INTO SOME TREES. THE VEHICLE WAS DESTROYED. NO ONE WAS INJURED. THE CONTACT DID NOT CALL THE MANUFACTURER. THE CONTACT STATED THAT THE VEHICLE HAD ALWAYS BEEN UNSAFE TO DRIVE. THE FAILURE MILEAGE WAS 40,000.

NHTSA ODI #10402874

67,000 miles · May 3, 2011
Latches/locks/linkages

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER SIDE DOOR WAS UNABLE TO BE LOCKED FROM THE INSIDE OR OUTSIDE . THE DEALER WAS CONTACTED WHO ADVISED THAT THE REPAIR WOULD COST $200 AT THE CONTACTS EXPENSE. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE AND THE VEHICLE WAS NOT REPAIRED. THE FAILURE M…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER SIDE DOOR WAS UNABLE TO BE LOCKED FROM THE INSIDE OR OUTSIDE . THE DEALER WAS CONTACTED WHO ADVISED THAT THE REPAIR WOULD COST $200 AT THE CONTACTS EXPENSE. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE AND THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 67,000. UPDATED 06/01/11*LJ THE CONSUMER WAS INFORMED THAT SINCE THE VEHICLE WAS OVER FIVE YEARS OLD, HE WOULD HAVE TO PAY FOR THE DIAGNOSIS. UPDATED 06/10/11

NHTSA ODI #10398730

68,000 miles · Apr 22, 2011
Latches/locks/linkages

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER SIDE DOOR WOULD NOT UNLOCK WHETHER USING THE KEYLESS ENTRY FOB OR USING THE KEY TO MANUALLY UNLOCK THE DOOR. IN ORDER TO ENTER THE VEHICLE, THE CONTACT WOULD HAVE TO CLIMB THROUGH THE PASSENGER SIDE DOOR. THE CONTACT HAD NOT TAKEN THE VEHICLE TO THE DEA…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER SIDE DOOR WOULD NOT UNLOCK WHETHER USING THE KEYLESS ENTRY FOB OR USING THE KEY TO MANUALLY UNLOCK THE DOOR. IN ORDER TO ENTER THE VEHICLE, THE CONTACT WOULD HAVE TO CLIMB THROUGH THE PASSENGER SIDE DOOR. THE CONTACT HAD NOT TAKEN THE VEHICLE TO THE DEALER FOR DIAGNOSIS OR REPAIRS. THE MANUFACTURER WAS CONTACTED BUT PROVIDED NO ASSISTANCE FOR THE REPAIR. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 68,000.

NHTSA ODI #10397172

72,000 miles · Apr 4, 2011
Latches/locks/linkages

TL * THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT HE WAS UNABLE TO UNLOCK THE PASSENGER SIDE DOORS AND THE LOCK WOULD NOT RELEASE. NEITHER THE DEALER NOR THE MANUFACTURER WAS CONTACTED AND THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 72,000.

NHTSA ODI #10394217

151,000 miles · Mar 30, 2011
Latches/locks/linkages

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT ONCE THE VEHICLE WAS IN MOTION, ALL OF THE DOORS WOULD LOCK INDEPENDENTLY. THE CONTACT WAS ABLE TO UNLOCK ALL DOORS EXCEPT THE DRIVERS DOOR WHEN THE FAILURE OCCURRED. THE CONTACT STATED THAT THE FAILURE RECURRED WHEN UNLOCKING THE DOOR WITH THE KEYLESS ENTRY FOB OR …

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT ONCE THE VEHICLE WAS IN MOTION, ALL OF THE DOORS WOULD LOCK INDEPENDENTLY. THE CONTACT WAS ABLE TO UNLOCK ALL DOORS EXCEPT THE DRIVERS DOOR WHEN THE FAILURE OCCURRED. THE CONTACT STATED THAT THE FAILURE RECURRED WHEN UNLOCKING THE DOOR WITH THE KEYLESS ENTRY FOB OR MANUALLY WITH THE KEYS. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND WAS TOLD THAT THE ACTUATOR AND THE LATCH FOR THE DOOR WOULD NEED TO BE REPLACED. THE VIN WAS UNAVAILABLE. THE FAILURE AND CURRENT MILEAGE WAS 151,000.

NHTSA ODI #10393698

71,000 miles · Mar 14, 2011
Latches/locks/linkages

TL* THE CONTACT OWNS 2004 KIA OPTIMA. THE CONTACT STATED THE FRONT DOOR LOCK FAILED ON THE DRIVER'S SIDE, AND ONCE INSIDE THE VEHICLE, THE CONTACT WAS UNABLE TO OPEN THE DOOR FROM THE INTERIOR OR EXTERIOR OF THE VEHICLE. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND WAS INFORMED THAT THE LOCK ACTUATOR HAD FAILED. THE DEALER ADV…

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TL* THE CONTACT OWNS 2004 KIA OPTIMA. THE CONTACT STATED THE FRONT DOOR LOCK FAILED ON THE DRIVER'S SIDE, AND ONCE INSIDE THE VEHICLE, THE CONTACT WAS UNABLE TO OPEN THE DOOR FROM THE INTERIOR OR EXTERIOR OF THE VEHICLE. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND WAS INFORMED THAT THE LOCK ACTUATOR HAD FAILED. THE DEALER ADVISED THAT BECASUE THE LOCK WAS MANUFACTURERED FROM PLASTIC, IT WAS DESIGNED TO WEAR. THE FAILURE AND CURRENT MILEAGE WAS 71,000.

NHTSA ODI #10390121

68,000 miles · Feb 16, 2011
Engine And Engine Cooling

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT WAS DRIVING 70 MPH WHEN THE VEHICLE STALLED WITHOUT WARNING. HE WAS ABLE TO RESTART THE VEHICLE BUT THE FAILURE RECURRED SHORTLY AFTER. THE VEHICLE WAS NOT TAKEN FOR DIAGNOSIS OR REPAIRS. THE MANUFACTURER WAS CONTACTED WHO ADVISED THE CONTACT TO TAKE THE VEHICLE TO THE DEALER F…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT WAS DRIVING 70 MPH WHEN THE VEHICLE STALLED WITHOUT WARNING. HE WAS ABLE TO RESTART THE VEHICLE BUT THE FAILURE RECURRED SHORTLY AFTER. THE VEHICLE WAS NOT TAKEN FOR DIAGNOSIS OR REPAIRS. THE MANUFACTURER WAS CONTACTED WHO ADVISED THE CONTACT TO TAKE THE VEHICLE TO THE DEALER FOR DIAGNOSIS. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 68,000.

NHTSA ODI #10382968

Official recalls

1

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.

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.