There are 3 stored owner reports matching the fuel system leading-label group for the 2008 Kia Optima in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 3 of 3 matching reports.
Open the full vehicle complaint log (all categories)2008 KIA OPTIMA FUEL PUMP BODY FAILURE. THE PUMP BODY CRACKS AND THE COMPUTER SETS EVAPORATED. LEAKAGE CODE. WE LOOKED AT SEVERAL OF THESE FROM A SALVAGE YARD AND ALL HAD THE SAME PROBLEM.THIS SHOWS A PATTERN OF DEFECTS AND IS HIGHLY DANGEROUS IF THIS CAR IS IN AN ACCIDENT AS THE FUEL WILL BURST OUT OF THE TANK AS A RESULT THIS FUEL SENDER CRACKING.
WHEN I FILL MY 2008 KIA OPTIMA WITH GASOLINE, THE PUMP SHUTS OFF BUT GAS GUSHES OUT OF THE TANK. *KB
WHEN I FILL MY 2008 KIA OPTIMA WITH GASOLINE, THE PUMP SHUTS OFF BUT GAS GUSHES OUT OF THE TANK. MY LOCAL DEALER HAS CLAIMED TO FIX THE PROBLEM, BUT IT STILL HAPPENS. THE SERVICE DEPT. RARELY ANSWERS THEIR TELEPHONE SO I CAN'T EVEN CALL THEM TO GET THE PROBLEM HANDLED. *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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.