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 2003 Chevrolet Trailblazer EXT, both ongoing and closed, are listed below:

  1. INVESTIGATION: BRAKE LAMP FAILURE

    NHTSA #EA04021

    Status:
    RECALLED

    Click here for more info »

  2. INVESTIGATION: Loss of Headlights

    NHTSA #RQ17002

    Status:
    CLOSED

    Click here for more info »

  3. INVESTIGATION: FUEL PUMP MODULE LEAKS GASOLINE

    NHTSA #EA07009

    Status:
    CLOSED

    Click here for more info »

  4. INVESTIGATION: FUEL PUMP MODULE LEAKS GASOLINE

    NHTSA #PE07013

    Status:
    CLOSED

    Click here for more info »

  5. INVESTIGATION: FUEL SPILLAGE DURING REFUELING

    NHTSA #PE04001

    Status:
    CLOSED

    Click here for more info »

  6. INVESTIGATION: FUEL TANK LEAK

    NHTSA #PE07014

    Status:
    CLOSED

    Click here for more info »