NHTSA (USA)Critical
2003 HYUNDAI SONATANHTSA Campaign #04V178000
The official notice
Defect
SOME PASSENGER VEHICLES CONTAIN A FUEL TANK ASSEMBLY VALVE THAT MAY NOT CLOSE PROPERLY. IF A VEHICLE WITH A FUEL TANK ASSEMBLY VALVE THAT IS NOT PROPERLY CLOSED WERE TO ROLL OVER, FUEL SPILLAGE MAY OCCUR.
Safety Risk
FUEL SPILLAGE IN THE PRESENCE OF AN IGNITION SOURCE MAY RESULT IN A FIRE.
Remedy
DEALERS WILL INSTALL AN ADDITIONAL FUEL TANK ASSEMBLY VALVE. OWNER NOTIFICATION BEGAN ON JUNE 30, 2004. OWNERS SHOULD CONTACT HYUNDAI AT 1-800-633-5151.
Updated June 10, 2026