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 Suburban, both ongoing and closed, are listed below:

  1. INVESTIGATION: ENGINE COMPARTMENT FIRES

    NHTSA #EA94029

    Status:
    CLOSED

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  2. INVESTIGATION: TRAILER HITCH SEPERATION

    NHTSA #PE90004

    Status:
    CLOSED

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  4. INVESTIGATION: SEAT BACK BOLT BREAKAGE

    NHTSA #EA92022

    Status:
    RECALLED

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  5. INVESTIGATION: SEAT BACK FAILURES

    NHTSA #PE92026

    Status:
    CLOSED

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