2007 LEXUS LS 460 Suspension Problems

I TOOK MY 2007 LEXUS LS460 INTO LEXUS OF RENO FOR IT'S 15K MILE SERVICE ON 11.12.08. DURING THAT SERVICE THE DEALER REPORTED THE TIRES IN GOOD CONDITION WITH 8/32 OF TREAD REMAINING. ON 9.30.09 I RETURNED TO LEXUS OF RENO FOR MY 20K MILE SERVICE. I WAS TOLD THAT MY TIRES WERE WORN TO THE CORDS AND THAT THE LEFT REAR TREAD WAS SEPARATING FROM THE TIRE BODY. THEY ADVISED ME THE TIRES ARE VERY DANGEROUS AND I SHOULD NOT DRIVE ON THEM. THEY REPORTED THE TIRES ARE NOW AT 0/32 OF TREAD REMAINING ALTHOUGH JUST LOOKING AT THE TIRES THE TREAD SEEMED TO BE MORE THAN ADEQUATE. I WAS TOLD I DID "SOMETHING" TO THE VEHICLE TO CAUSE ALL FOUR WHEELS TO BECOME MISALIGNED. I TOOK THE VEHICLE TO A LOCAL TIRE DEALER AND HAD ALL FOUR TIRES REPLACED AND THE VEHICLE ALIGNED. I DID NOT KEEP THE...

TL*THE CONTACT OWNS A 2007 LEXUS LS 460. WHILE DRIVING 55 MPH, THE CONTACT SWERVED TO THE LEFT TO AVOID ANOTHER VEHICLE AND LOST CONTROL OF HIS VEHICLE TEMPORARILY. THE VEHICLE LEANED SO MUCH THAT IT MOVED OVER ALMOST TWO ENTIRE LANES. THERE WAS A LOT OF BODY ROLL IN THE VEHICLE. THE DEALER CONFIRMED THE CONTACT'S DIAGNOSIS AND STATED THAT IT WAS DUE TO THE TORSION BAR, WHICH CONTROLS BODY ROLL. THE FAILURE MILEAGE WAS 31,600 AND CURRENT MILEAGE IS 33,500.UPDATE 10/01/08 *CW UPDATED 10/02/08. *JB