2002 NISSAN QUEST Tires Problems

WIDETRACK SR BL TIRE P22565/16 NISSAN QUEST MINIVAN. RIGHT REAR TIRE BLOWOUT MARCH 09, THEN, LEFT REAR TIRE BLOWOUT APRIL 20, 09. TIRES PURCHASED FEB.2005 AT TED WEINS LAS VEGAS. *TR

PURCHASED NEW 2002 NISSAN QUEST ON 12/201.CURRENT MILLAGE IS 26,000. ALL 4 TIRES HAVE HAD TIRE SEPARATION. WE REPLACED THE FIRST ONE ON 7/03 WITH ONLY 17,800 MILES ON IT, THE SECOND ONE ON 12/03, THE THIRD ONE ON 7/12/04, AND THE FORTH ON 8/22/04. AFTER CONTACTING THE MANUFACTURER (CONTINENTAL TIRES) THEY HAVE MADE ME PAY FOR ALL 4 REPLACEMENT TIRES. I HAVE TOLD THEM THAT I BELIVE THAT THOSE TIRES MUST HAVE BEEN DEFECTIVE. THEY SAID THAT THEY WOULD PRORATE THE TIRES, BUT WHY SHOULD I HAVE TO PAY FOR THEIR DEFECTIVE TIRES? IF THOSE TIRES WOUOLD HAVE BEEN GOOD THEY SHOULD HAVE LASTED AT LEAST 40-50 THOUSAND MILES. I HAVE ALSO HAD TO PAY TO RE-ALIGN THE VAN. THIS IS A SECOND VEHICLE THAT, AS YOU CAN SEE BY THE MILLAGE, IS NOT USED ALOT. ALL TIRES WERE REPLACED AT TIRE KINGDOM IN APOPKA, SO I DON'T HAVE...