NHTSA (USA)Critical
1999 HONDA CIVICNHTSA Campaign #07V512000
The official notice
Defect
ON CERTAIN COMPRESSED NATURAL GAS (CNG) VEHICLES, IN THE EVENT OF A SEVERE INTERIOR FIRE IN THE AREA OF THE REAR SEAT, THE CNG TANK MAY BE HEATED UNEVENLY, PREVENTING THE PRESSURE RELIEF DEVICE FROM VENTING THE CONTENTS OF THE TANK AS DESIGNED.
Safety Risk
THIS COULD RESULT IN A TANK RUPTURE, EXPLOSION, AND EJECTION OF THE TANK FROM THE VEHICLE.
Remedy
DEALERS WILL INSTALL A HEAT INSULATOR MATERIAL TO THE REAR SEAT BACK. AN INTERIM OWNER LETTER WAS MAILED TO OWNERS BEGINNING NOVEMBER 26, 2007. WHEN PARTS ARE AVAILABLE, OWNERS WILL BE RENOTIFIED ASKING THEM TO BRING IN THEIR VEHICLE FOR REPAIR. OWNERS MAY CONTACT HONDA AT 1-800-999-1009.
Updated June 10, 2026