Tire Bulge problems of the 1998 Nissan Frontier

The contact owns a 1998 Nissan Frontier pickup, equipped with cooper discoverer ht tires, size lt235/70/r15. The contact stated that the tread exhibited a bulge and was causing tread separation. The vehicle was taken to a local repair shop where the tires were found in very bad conditions. The mechanic advised the contact that the tires were not safe to drive on. The current and failure vehicle mileage was 115,000. The current and failure mileage of the tires was 11,000.

Series of cracks encircling all four tires between the wall and the treads. Also visible bulges appeared on two of the tires after just two hours of interstate travel. Attempts to contact Nissan and fire stone were unproductive. Nissan said tell firestone. No answer at number given for firestone. These tires were blow outs waiting to happen. Replaced tires before failure. We have stored the tires for inspection/recall/reimbursement. (tiresize: 215/65r15)( dot number: tire size: 215/65r15 ).