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 1989 GMC Sierra, both ongoing and closed, are listed below:

  1. INVESTIGATION: W-CAR HINGE PIN FAILURE

    NHTSA #PE91133

    Status:
    CLOSED

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