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 2006 Hummer H2, both ongoing and closed, are listed below:

  1. INVESTIGATION: NON-CRASH ENGINE COMPARTMENT FIRES

    NHTSA #EA08010

    Status:
    RECALLED

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  2. INVESTIGATION: HUMMER H2 STEERING KNUCKLE FAILURES

    NHTSA #EA05017

    Status:
    CLOSED

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