There are 3 owner-reported fuel system complaints for the 2007 Kia Optimain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
AFTER FUELING VEHICLE WILL NOT RUN. KEEPS DYING FOR UP TO TWO DAYS. DRIVES FOR A FEW SECOND THEN DIES WHILE DRIVING
THE CADILLAC CONVERTER IS GATHERING SOOT BUILD UP ACCORDING TO THE GARAGE. NEEDS TO BE REPLACED. IS CAUSING THE ENGINE LIGHT TO STAY ON.
I HAVE A 2007 KIA OPTIMA, I PURCHASED IT ON 9/2009. THE PROBLEM I AM HAVING IS AS FOLLOWS: WHEN I AM PUMPING FUEL , I REMOVE THE CAP AND PUT THE NOZZLE AND PUMP GAS AND THERE ARE TIMES I HOLD THE NOZZLE OR I PUT THE LOCK SO IT DISPENSES ON IT OWN AND WHENEVER THE TANK IS FULL IT STOPS. WHEN I REMOVE THE NOZZLE SUDDENLY THE FUEL FLUSHES OUT OF THE TANK.SOMETIMES ITS ALOT AND OTHERS ITS A LITTLE. THIS HAPPENS ALL THE TIME WHEN I (FILL) MY TANK. THE FUEL FLUSHES OUT ONTO THE FLOOR AND MY CAR. I ALWAYS HAVE TO CLEAN THE OUTSIDE OF MY CAR AND TELL THE GASOLINE ATTENDEE THAT THERE IS FUEL ON THE GROUND AND THEY CLEAN IT UP. NO REPAIRS HAS BEEN DONE ON THIS MATTER. I ONLY PUMP 1/2 A TANK NOW OR JUST PUMP $20 TO AVOID HAVING THIS INCIDENT AGAIN. IS THERE A REPORT ON THIS TYPE OF PROBLEM? *TR
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