There are 3 owner-reported engine complaints for the 2007 Hyundai Accentin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
PISTON SLAP
EACH TIME I PUT GAS IN THE CAR I HAVE DIFFICULTY GETTING THE CAR TO START UP. ABOUT AFTER THE THIRD TRY TO START IT GOES THEN CUTS OFF AFTER GOING A FEW FEET SO IT START AND THEN CUTS OFF A FEW TIMES BEFORE IT GETS GOING. PUTTING GAS IN THE CAR THE PUMPS LEAVER STOPS BEFORE FINISHING GASSING UP
TL* THE CONTACT OWNS A 2007 HYUNDAI ACCENT. WHILE DRIVING AT ANY SPEED, THE CONTACT FELT DIZZY, NAUSEOUS, AND TIRED WITHOUT WARNING. THE CONTACT STATED THAT THESE FEELINGS WERE ONLY EXPERIENCED WHEN THE VEHICLE WAS IN MOTION. MEDICAL ATTENTION WAS NOT RECEIVED. THE CONTACT STATED THAT THERE WAS A POWDER RESIDUE ON THE RIM OF THE SPARE TIRE. WHEN THE TRUNK WAS OPENED, THE RUBBER SEAL AROUND THE TRUNK SEEMED TO BE BREAKING DOWN. THE VEHICLE WAS TAKEN TO CENTRAL VALLEY VOLKSWAGEN HYUNDAI (209-323-2700) LOCATED AT 4620 MCHENRY AVE, MODESTO, CA 95356) WHERE A DIAGNOSTIC TEST WAS PERFORMED ON THE EXHAUST SYSTEM, BUT NO FAILURE WAS FOUND. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO REPLACED THE COMPRESSOR AND THE VALVE STEM TO AVOID A LEAK. THE MECHANIC ALSO TOPPED OFF THE OIL AND FREON, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND REFERRED THE CONTACT TO THE GENERAL MANAGER OF THE SAME DEALER AT A DIFFERENT LOCATION. THE MANAGER GAVE THE CONTACT THE OPTION TO EITHER RECEIVE A REFUND FROM THE DIAGNOSTIC TEST OR TO DIAGNOSE THE VEHICLE AGAIN. THE CONTACT CHOSE TO GET A REFUND. THE FAILURE WAS NOT RESOLVED. THE FAILURE MILEAGE WAS APPROXIMATELY 4,240.
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 26, 2026