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 2001 Chevrolet Suburban, both ongoing and closed, are listed below:

1. INVESTIGATION: CRANK POSITION SENSOR FAILURE - STALL

   NHTSA #EA06016

   Status:

   RECALLED

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2. INVESTIGATION: CRANK POSITION SENSOR FAILURE - STALL

   NHTSA #PE06016

   Status:

   CLOSED

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4. INVESTIGATION: OVERHEATED FUEL PUMP WIRING

   NHTSA #EA04026

   Status:

   RECALLED

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5. INVESTIGATION: OVERHEATED FUEL PUMP WIRING

   NHTSA #PE04042

   Status:

   RECALLED

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6. INVESTIGATION: PARKING BRAKE FAILURE

   NHTSA #DP05009

   Status:

   CLOSED

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7. INVESTIGATION: ALLEGED FAILURE OF 2ND ROW SEATBELT ALR

   NHTSA #PE02067

   Status:

   CLOSED

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8. INVESTIGATION: Brake line corrosion failure

   NHTSA #PE10010

   Status:

   CLOSED

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9. INVESTIGATION: UNWANTED LOW-SPEED ABS ACTIVATION

   NHTSA #PE05020

   Status:

   RECALLED

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10. INVESTIGATION: Brake line corrosion failure

    NHTSA #EA11001

    Status:

    CLOSED

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11. INVESTIGATION: HYDRAULIC PUMP FAILRES

    NHTSA #EA04012

    Status:

    RECALLED

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12. INVESTIGATION: THROTTLE STICKING CLOSED

    NHTSA #EA02015

    Status:

    CLOSED

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13. INVESTIGATION: STEEL WHEEL RIM FRACTURE

    NHTSA #PE03026

    Status:

    CLOSED

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