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 1998 Ford Crown Victoria, both ongoing and closed, are listed below:

1. INVESTIGATION: SPARK PLUG EJECTION FROM CYLINDER HEAD

   NHTSA #DP05005

   Status:

   CLOSED

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2. INVESTIGATION: POST REAR END COLLISION FIRES

   NHTSA #SQ01014

   Status:

   RECALLED

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4. INVESTIGATION: CNG TANK EXPLOSION

   NHTSA #EA03001

   Status:

   RECALLED

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5. INVESTIGATION: CNG TANK EXPLODING IN A FIRE

   NHTSA #PE02071

   Status:

   CLOSED

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6. INVESTIGATION: FRONT SEAT ANCHOR BOLT FAILURE

   NHTSA #PE98041

   Status:

   CLOSED

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7. INVESTIGATION: REAR AXLE TRAILING ARM FRAME MOUNTING

   NHTSA #PE00043

   Status:

   CLOSED

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8. INVESTIGATION: FUEL-FED FIRES

   NHTSA #DP02007

   Status:

   CLOSED

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9. INVESTIGATION: BLOW BACK DURING REFUELING

   NHTSA #PE99047

   Status:

   CLOSED

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10. INVESTIGATION: INERTIA FUEL SHUT OFF SWITCH

    NHTSA #PE98057

    Status:

    CLOSED

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