NHTSA Complaint #10447722 — 2005 FORD F-150

THIS IS THE SECOND COOPER DISCOVERER H/T DE-TREADING INCIDENT IN SEVERAL MONTHS. IN BOTH CASES, TIRE PRESSURES WERE INFLATED PER SPECIFICATION PRIOR TO AN EXTENDED TRIP AND FAILED AFTER LESS THAN 200 MILES OF SUSTAINED HIGHWAY DRIVING. ALL TIRES WERE INSPECTED PRIOR TO THE TRIP AND NO ROAD HAZARDS WERE CAUSE OF THE TIRES DE-TREADING. THE FIRST INCIDENT IN OCTOBER ON HIGHWAY 10 WEST WAS REPORTED TO NTHSB. THIS SECOND INCIDENT OCCURRED ON FEBRUARY 9, 2012 WHILE TRAVELING AT A SPEED OF 70 MPH ON HIGHWAY 10 EAST, APPROXIMATELY 130 MILES FROM LAKE HAVASU CITY, ARIZONA. ON BOTH OCCASIONS, THE TIRES HELD PRESSURE WHILE THE TREADS SHEARED FROM THE TIRE. BOTH DEFECTIVE TIRES MAINTAINED THE CORRECT PRESSURE AFTER TESTING. IT IS ALSO NOTED THAT THE VEHICLE HAS NEVER TOWED A TRAILER. THE VEHICLE SUSTAINED SEVERE DAMAGE IN BOTH INCIDENTS, WITH THE FIRST OCCURRENCE FORCING THE TRUCK OFF THE ROADWAY AND INTO A NEAR FATAL SITUATION. *TR