Investigation RQ98008: 1990–1993 Ford F-150

Status

CLOSED

Opened

May 29, 1998

Closed

Nov 4, 1999

Model years

1990–1993

Subject

Ford f-series dual fuel tank leakage

Component: Fuel system, gasoline › Storage › Tank assembly

Summary

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.this investigation is upgraded to ea99-032.click on document search button for additional information.

An NHTSA investigation looks into whether a safety defect exists. Opening one is not a finding. Outcomes can include a recall, closure without action, or further inquiry.

Model years covered

• 1993 Ford F-150586 complaints
• 1992 Ford F-150470 complaints
• 1991 Ford F-150304 complaints
• 1990 Ford F-150275 complaints