Four problems related to other fuel system tank assembly have been reported for the 1998 Ford E-350. The most recently reported issues are listed below.
Upon completing the fueling of the vehicle, the entire tankful of cng fuel exploded into the atmosphere. Mechanic noticed that check valve may have been blown out of the vehicle. Nlm.
After the pump shut off from filling tank, and upon disconnecting the hose, the nozzle was blown back accompanied by a hissing noise. About 3/4 of the tanks cng fuel was expelled leaving 1/4 after incident. Nlm.
Consumer reported that upon completion of refueling vehicle the filler nozzle was blown back accompanied by a loud noise and release of cng fuel. Nlm.
Consumer reported severe blowback of cng fuel upon releasing the filler nozzle from the filler pipe connection causing a considerable amount of fuel to be expelled from the vehicle accompanied by a loud noise. Nlm.