There are 2 owner-reported engine complaints for the 2008 Kia Rioin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
AFTER FILLUP THE GAS TANK CAR SHAKE AND DIE WHEN RUNING ON THE HIGHWAY. THIS IS THE 2ND CAR DOING THE SAME THING. *TR
TL*THE CONTACT OWNS A 2008 KIA RIO. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE VEHICLE STALLED AND THE CHECK ENGINE LIGHT ILLUMINATED. THE CONTACT DROVE HOME AND NOTICED THAT THE SPLASH GUARD UNDER THE VEHICLE HAD MELTED. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER WHO STATED THAT TWO COIL PACKS FAILED WHICH CAUSED THE ENGINE TO PUMP RAW FUEL INTO THE EXHAUST SYSTEM. BOTH THE COIL PACKS AND CATALYTIC CONVERTER WERE REPLACED. THE FAILURE MILEAGE WAS APPROXIMATELY 69,200.
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