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 2009 Hyundai Sonata, both ongoing and closed, are listed below:

  1. INVESTIGATION: Loss of Motive Power

    NHTSA #DP22003

    Status:
    CLOSED

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  2. INVESTIGATION: Rear Control Arm Failure

    NHTSA #PE13007

    Status:
    RECALLED

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  4. INVESTIGATION: Throttle control system vulnerabilities

    NHTSA #DP21003

    Status:
    CLOSED

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