1993 Ford F-150 defect investigations

Investigations by NHTSA’s Office of Defects Investigation that name the 1993 Ford F-150. An investigation is how complaints can become a recall: complaints → investigation → (sometimes) TSB → recall.

• DUAL FUEL TANK CROSSFLOW/LEAKAGE
  Engineering Analysis EA99032 · opened Nov 4, 1999 · closed Dec 6, 2001 · led to recall 01I008000

  On july 14, 1993 ford filed a defect information report concerning fuel tank cross flow leakage on f-series light trucks and cab chassis built from july 22, 1989 through december 17, 1992.the remedy was to replace the fuel pressure regulator and install a check valve between each fuel supply line and fuel tank (2) to r…

• FORD F-SERIES DUAL FUEL TANK LEAKAGE
  Recall Query RQ98008 · opened May 29, 1998 · closed Nov 4, 1999 · led to recall 93V125000

  These vehicles can experience fuel transfer from one tank to the other due to a malfunctioning fuel pump.from the information gathered to date, it appears that there can be multiple causes and/or a combination of causes for fuel cross flow and that the recall remedy may be inadequate.further investigation is needed.thi…