The Office of Defects Investigations (ODI) is an office within the NHTSA which investigates serious safety problems in the design, construction or performance of vehicles. The NHTSA is authorized to order manufacturers to recall and repair vehicles, if the ODI finds a safety issue. NHTSA investigations for the 1991 Ford F-150, both ongoing and closed, are listed below:

  1. INVESTIGATION: IDLE AIR SPD CTRL VLV MALF

    NHTSA #EA93022

    Status:
    CLOSED

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  2. INVESTIGATION: IDLE AIR SPD CTRL VLV MALF

    NHTSA #PE93010

    Status:
    CLOSED

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  3. INVESTIGATION: FORD F-SERIES DUAL FUEL TANK LEAKAGE

    NHTSA #RQ98008

    Status:
    RECALLED

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  4. INVESTIGATION: TRANSMISSION FLUID FIRES

    NHTSA #PE91064

    Status:
    CLOSED

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  5. INVESTIGATION: FRONT SEAT BACK FAILURE

    NHTSA #EA92029

    Status:
    CLOSED

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  6. INVESTIGATION: FNT RECLNING SEAT BCK FAIL

    NHTSA #PE92042

    Status:
    CLOSED

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  7. INVESTIGATION: DEFECTIVE WIRING

    NHTSA #DP94002

    Status:
    CLOSED

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  8. INVESTIGATION: LOSS OF BRAKE EFFECTIVENES

    NHTSA #EA91044

    Status:
    RECALLED

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  9. INVESTIGATION: LOSS OF BRAKE EFFECTIVENES

    NHTSA #PE91077

    Status:
    CLOSED

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  10. INVESTIGATION: DUAL FUEL TANK CROSSFLOW/LEAKAGE

    NHTSA #EA99032

    Status:
    RECALLED

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  11. INVESTIGATION: FUEL EXPULSION

    NHTSA #EA93001

    Status:
    RECALLED

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  12. INVESTIGATION: FUEL EXPULSION

    NHTSA #PE92077

    Status:
    CLOSED

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  13. INVESTIGATION: FUEL EXPULSION

    NHTSA #EA91031

    Status:
    RECALLED

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