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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.

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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
88,801 miles · Aug 26, 2011
Latches/locks/linkages

2004 KIA OPTIMA EX. THE DRIVER DOOR LOCK WILL NOT UNLOCK TRAPPING US IN CAR. MUST CRAWL OUT THROUGH PASSENGER SEATS. DOES NOT OPEN FROM INSIDE OR OUTSIDE. LOCKING MECHANISM IS MESSED UP ON DRIVERS SIDE. *TT

NHTSA ODI #10421623

67,000 miles · Aug 16, 2011
Suspension

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE VEHICLE WOULD MAKE A LOUD NOISE AND THE STEERING WHEEL WOULD VIBRATE VIOLENTLY. A LOCAL MECHANIC INFORMED THE CONTACT OF THE RECALL ASSOCIATED WITH NHTSA CAMPAIGN ID NUMBER 09V183000 (SUSPENSION:FRONT). AN AUTHORIZED DEALER WAS THEN NOTIFIED AND INFORMED THE CON…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE VEHICLE WOULD MAKE A LOUD NOISE AND THE STEERING WHEEL WOULD VIBRATE VIOLENTLY. A LOCAL MECHANIC INFORMED THE CONTACT OF THE RECALL ASSOCIATED WITH NHTSA CAMPAIGN ID NUMBER 09V183000 (SUSPENSION:FRONT). AN AUTHORIZED DEALER WAS THEN NOTIFIED AND INFORMED THE CONTACT THAT THE VEHICLE WAS NOT INCLUDED IN THE RECALL. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 67,000.

NHTSA ODI #10419661

101,000 miles · Aug 15, 2011
Seat Belts

I OWN A 2004 KIA OPTIMA. THE DRIVER'S SIDE SEAT BELT BUCKLE BECAME DETACHED FROM THE SEAT UNDER NORMAL USE. I WAS PARKED AND LEANED FORWARD IN THE SEAT AND THE BUCKLE CAME OUT OF THE SEAT HOUSING WITH A BOLT AND 2 WASHERS ON IT. THERE APPEARS TO BE NO DAMAGE TO ANY OF THE COMPONENTS. I SEE THIS AS A MAJOR SAFETY ISSUE AND WI…

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I OWN A 2004 KIA OPTIMA. THE DRIVER'S SIDE SEAT BELT BUCKLE BECAME DETACHED FROM THE SEAT UNDER NORMAL USE. I WAS PARKED AND LEANED FORWARD IN THE SEAT AND THE BUCKLE CAME OUT OF THE SEAT HOUSING WITH A BOLT AND 2 WASHERS ON IT. THERE APPEARS TO BE NO DAMAGE TO ANY OF THE COMPONENTS. I SEE THIS AS A MAJOR SAFETY ISSUE AND WILL HAVE THE CAR AT THE DEALER TOMORROW FOR A HOPEFULLY FREE REPAIR SINCE THE SEAT BELT BUCKLE PRETTY MUCH JUST FELL APART. *TR

NHTSA ODI #10419467

85,960 miles · Aug 4, 2011
Structure

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER SIDE DOOR WAS DEFECTIVE AND WOULD NOT OPEN FROM NEITHER THE INSIDE OR OUTSIDE OF THE VEHICLE. THE DEALER DIAGNOSED THAT A MODULE INSIDE THE DOOR WOULD NEED TO BE REPLACED. THE MANUFACTURER WAS NOT CONTACTED AND THE VEHICLE WAS NOT REPAIRED. THE FAILUR…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER SIDE DOOR WAS DEFECTIVE AND WOULD NOT OPEN FROM NEITHER THE INSIDE OR OUTSIDE OF THE VEHICLE. THE DEALER DIAGNOSED THAT A MODULE INSIDE THE DOOR WOULD NEED TO BE REPLACED. THE MANUFACTURER WAS NOT CONTACTED AND THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 85, 960 AND THE CURRENT MILEAGE WAS 86,000.

NHTSA ODI #10417084

79,000 miles · Jul 13, 2011
Latches/locks/linkages

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THE DRIVERS SIDE DOOR DOES NOT UNLOCK FROM THE OUTSIDE. THE KEY NOR THE KEYLESS ENTRY WOULD UNLOCK THE DRIVERS SIDE DOOR. THE CONTACT HAD TO ENTER THE VEHICLE THROUGH THE FRONT PASSENGER DOOR. THE CONTACT TOOK THE VEHICLE TO THE DEALER WHO WAS ABLE TO LOCK AND UNLOCK THE…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THE DRIVERS SIDE DOOR DOES NOT UNLOCK FROM THE OUTSIDE. THE KEY NOR THE KEYLESS ENTRY WOULD UNLOCK THE DRIVERS SIDE DOOR. THE CONTACT HAD TO ENTER THE VEHICLE THROUGH THE FRONT PASSENGER DOOR. THE CONTACT TOOK THE VEHICLE TO THE DEALER WHO WAS ABLE TO LOCK AND UNLOCK THE DOOR BY USING THE KEY. WHEN THE CONTACT LEFT THE DEALER SHE COULD NOT OPEN THE DRIVER SIDE DOOR FROM THE OUTSIDE OF THE VEHICLE. THE CONTACT DID NOT TAKE THE VEHICLE BACK TO THE DEALER FOR ADDITIONAL DIAGNOSTIC TESTING. THE DOOR LATCH WAS FAULTY AND NEED TO BE REPLACED. THE FAILURE MILEAGE WAS 79,000.

NHTSA ODI #10412180

42,000 miles · Jul 6, 2011
Latches/locks/linkages

TL* THE CONTACT OWNS A 2004 KIA OPTIMA LX. THE CONTACT STATED THAT THE DRIVER SIDE DOOR WOULD NOT UNLOCK WHEN USING THE KEY. THE CONTACT HAD TO ENTER THE VEHICLE THROUGH THE PASSENGER SIDE. THE VEHICLE WAS NOT INSPECTED BY A DEALER NOR REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE AND CURRENT MILEAGES WERE APPROXIMAT…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA LX. THE CONTACT STATED THAT THE DRIVER SIDE DOOR WOULD NOT UNLOCK WHEN USING THE KEY. THE CONTACT HAD TO ENTER THE VEHICLE THROUGH THE PASSENGER SIDE. THE VEHICLE WAS NOT INSPECTED BY A DEALER NOR REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE AND CURRENT MILEAGES WERE APPROXIMATELY 42,000. UPDATED 08/05/11*LJ UPDATED 08/15/11

NHTSA ODI #10410660

95,000 miles · Jul 5, 2011
Structure

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THE DRIVERS SIDE DOOR WILL NOT OPEN WHEN IT'S UNLOCKED. THE CONTACT HAD TO ENTER THE VEHICLE THROUGH THE PASSENGER SIDE DOOR. THE CONTACT WAS UNABLE TO DETERMINE WHAT CAUSED THE DRIVERS SIDE DOOR TO MALFUNCTION. THE FAILURE WAS NOT DIAGNOSED BY A DEALER NOR A LOCAL MECHA…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THE DRIVERS SIDE DOOR WILL NOT OPEN WHEN IT'S UNLOCKED. THE CONTACT HAD TO ENTER THE VEHICLE THROUGH THE PASSENGER SIDE DOOR. THE CONTACT WAS UNABLE TO DETERMINE WHAT CAUSED THE DRIVERS SIDE DOOR TO MALFUNCTION. THE FAILURE WAS NOT DIAGNOSED BY A DEALER NOR A LOCAL MECHANIC. THE FAILURE MILEAGE WAS 95,000.

NHTSA ODI #10410517

128,000 miles · Jun 30, 2011
Electrical System

MY 2004 KIA OPTIMA EX WILL NOT START IF IT SITS FOR A DAY OR SO SOMETHING IS KILLING OR DRAINING MY BATTERY I'VE REPLACED THE BATTERY,THE STARTER,AND THE ALTERNATOR IT HAS TO BE AN ELECTRICAL PROBLEM ALSO MY RIGHT FRONT DOOR WANT OPEN YOU HAVE TO USE THE KEY TO GET IN SOMETHING IS STILL ON WHILE THE CAR IS OFF. *TR

NHTSA ODI #10410127

85,854 miles · Jun 20, 2011
SuspensionWheels

TL*THE CONTACT OWNS A 2004 KIA OPTIMA. WHILE DRIVING APPROXIMATELY 10 MPH, AN EXTREMELY LOUD SOUND OF METAL TO METAL EMITTED OUTSIDE OF THE VEHICLE. THE CONTACT DROVE ONTO THE EMERGENCY LANE AND NOTICED THE FRONT DRIVER'S SIDE SUSPENSION AND FRAME COMPLETELY FRACTURED DUE TO RUST CORROSION. THE VEHICLE WAS TOWED TO THE RESIDENCE…

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TL*THE CONTACT OWNS A 2004 KIA OPTIMA. WHILE DRIVING APPROXIMATELY 10 MPH, AN EXTREMELY LOUD SOUND OF METAL TO METAL EMITTED OUTSIDE OF THE VEHICLE. THE CONTACT DROVE ONTO THE EMERGENCY LANE AND NOTICED THE FRONT DRIVER'S SIDE SUSPENSION AND FRAME COMPLETELY FRACTURED DUE TO RUST CORROSION. THE VEHICLE WAS TOWED TO THE RESIDENCE. THE FAILURE WAS ASSOCIATED WITH RECALL NHTSA CAMPAIGN ID NUMBER 09V183000 (SUSPENSION: FRONT); HOWEVER, THE VIN WAS NOT INCLUDED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT PLANNED TO NOTIFY THE MANUFACTURER REGARDING THE DEFECT. THE FAILURE MILEAGE WAS 85,854. I WAS LESS THAN TEN MINUTES REMOVED FOR HIGHWAY, I COULD HAVE BEEN KILLED, WHEEL FRONT PASSANGER COMPLETELY BROKE OFF! UPDATED 09/14/2011 *LN UPDATED 12/19/11

NHTSA ODI #10407497

83,000 miles · Jun 8, 2011
Latches/locks/linkages

TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVERS SIDE DOOR LOCKS MALFUNCTIONED. SHE WAS UNABLE TO ENTER THE VEHICLE ON THE DRIVER SIDE AND HAD TO CLIMB IN ON THE PASSENGER SIDE. THE VEHICLE WAS NOT INSPECTED BY A DEALER NOR REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS APPROXIMA…

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TL* THE CONTACT OWNS A 2004 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVERS SIDE DOOR LOCKS MALFUNCTIONED. SHE WAS UNABLE TO ENTER THE VEHICLE ON THE DRIVER SIDE AND HAD TO CLIMB IN ON THE PASSENGER SIDE. THE VEHICLE WAS NOT INSPECTED BY A DEALER NOR REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS APPROXIMATELY 83,000.

NHTSA ODI #10405639

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.