WHILE DRIVING AT 25 MPH LEFT FRONT TIRE BLEW OUT, DRIVER LOST CONTROL AND HIT A GUARD RAIL. UPON IMPACT, NONE OF THE AIR BAGS DEPLOYED. GOODYEAR, SIZE P235/65R17, DOT# UNKNOWN. CONSUMER STATED THERE WAS NOT AN ISSUE WITH THE TIRE, BUT HIS SON RAN OVER SOMETHING AND BLEW THE TIRE. *AK