SYS ONLINE INGEST 4 hours ago SOURCE NHTSA · TC BUILD v0.0.29
Vehicle scope Default: all classes — narrow to retail passenger anytime
Network/ Canada/ Ford/ 1991170

Ford · Canada · Crit

Ford Econoline, F Series +1 more: Fuel System

Affects Ford Econoline, F Series, Super Duty · 1989–1991 — about 21K vehicles.

The hazard

ON VEHICLES WITH DUAL FUEL TANKS, THE DUAL FUNCTION FUEL RESERVOIR (DFR) MAY MALFUNCTION ALLOWING SUPPLY FUEL TO BE DRAWN FROM ONE TANK AND A PORTION OF THE UNUSED FUEL TO BE RETURNED TO THE OTHER TANK. AS A RESULT, THE OTHER TANK COULD POSSIBLY BE OVERFILLED, RESULTING IN OVERFLOW OF FUEL PAST THE FILLER CAP. IN THE PRESENCE OF AN IGNITION SOURCE, THE POTENTIAL FOR A FIRE MAY EXIST. CORRECTION: A DFR CONTAINING "O" RINGS MANUFACTURED FROM REVISED MATERIAL WILL BE INSTALLED ON AFFECTED VEHICLES.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational