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 Chevrolet Trailblazer, both ongoing and closed, are listed below:

  1. INVESTIGATION: Driver's Master Power Window Switch

    NHTSA #EA12004

    Status:
    RECALLED

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  2. INVESTIGATION: Driver's Master Power Window Switch

    NHTSA #PE12003

    Status:
    CLOSED

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  4. INVESTIGATION: Loss of Headlights

    NHTSA #RQ17002

    Status:
    CLOSED

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  5. INVESTIGATION: Fuel Level Gauge System Failure

    NHTSA #DP10001

    Status:
    CLOSED

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