There are 4 owner-reported body & structure complaints for the 2007 Kia Optimain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
ON SATURDAY 9/14/19 MY DAUGHTER WAS DRIVING ON THE HIGHWAY WHEN SHE HEARD A NOISE AND THE CHECK ENGINE/OIL LIGHT CAME ON AND THEN A DRIVER PULLED UP NEXT TO HER AND TOLD HER THAT THE CAR WAS ON FIRE. THE ENGINE ENDED UP IN FULL FLAMES.
KNAGE123575112607 I TOOK MY CAR IN TODAY BECAUSE OF A LETTER I RECEIVED FOR A SERVICE CAMPAIGN. THERE ARE ALL SEVERAL PROBLEMS REGARDING MY BRAKES LOSS OF FLUIDS SEVERE CORROSION FLAKING OR SCALING OF METAL BRAKE PIPES AND I WAS TOLD THE WEATHER HAS CAUSED THAT WHEN I CALLED THE CONSUMER KIA PHONE NUMBER. I HAVE OIL LEAK FROM THE BACK OF THE ENGINE AND ROGERS VERY VERY RUSTY. BOTH FRONT STRUTS LEAKING. I TOOK MY CAR BACK TO KIA SUMMIT PLACE IN WATERFORD MICHIGAN. THIS IS WHERE I BOUGHT MY CAR. THEY TOLD ME THAT ALL OF THAT CORROSION WAS BECAUSE I LIVE IN MICHIGAN.
TL* THE CONTACT OWNS A 2007 KIA OPTIMA. THE CONTACT STATED THAT THE SUBFRAME CORRODED PREMATURELY DUE TO SALT. THE CONTACT STATED THAT WHILE APPROACHING A STOP LIGHT AND MAKING A LEFT TURN, THE FRONT DRIVER SIDE WHEEL LOCKED. THE CONTACT WAS ABLE TO AGGRESSIVELY MANEUVER THE VEHICLE TO PREVENT A CRASH. THE VEHICLE WAS TAKEN TO AN INDEPENDENT REPAIR SHOP. THE TECHNICIAN DIAGNOSED THAT THE SUBFRAME AND THE FRAME WERE CORRODED. AS A RESULT, THE SUBFRAME FRACTURED. THE MECHANIC INDICATED THAT THE SUBFRAME NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 66,599. UPDATED 6/25/15*CN UPDATED 10/2/2017*CN
TL* THE CONTACT OWNS A 2007 KIA OPMITA. THE CONTACT STATED THAT THE VEHICLE TRUNK LOCK FAILED PREVENTING HIM FROM UNLOCKING OR LOCKING THE TRUNK. THE CONTACT HAD TO UNLOCK THE TRUNK FROM INSIDE OF THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY ADVISED THAT THE LOCK SYSTEM FAILED, BUT THEY WERE NOT SURE IF THE ENTIRE SYSTEM HAD TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 145,404.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026