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 Mercury Mountaineer, both ongoing and closed, are listed below:

  1. INVESTIGATION: ENGINE COMPARTMENT FIRES

    NHTSA #EA05005

    Status:
    RECALLED

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  2. INVESTIGATION: SPARK PLUG EJECTION FROM CYLINDER HEAD

    NHTSA #DP05005

    Status:
    CLOSED

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  4. INVESTIGATION: FUEL LINE DAMAGE FROM JUMP STARTING

    NHTSA #RQ98020

    Status:
    RECALLED

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  5. INVESTIGATION: VEHICLE HESITATION/STALLING

    NHTSA #SQ99017

    Status:
    CLOSED

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  6. INVESTIGATION: FRONT SEAT BACK RECLINER ATTACHMENT

    NHTSA #PE03020

    Status:
    RECALLED

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  7. INVESTIGATION: STEERING KNUCKLE SEPARATIONS

    NHTSA #PE99045

    Status:
    CLOSED

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  8. INVESTIGATION: WINDSHIELD WIPER MALFUNCTION

    NHTSA #PE99049

    Status:
    RECALLED

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