Fax request assistance with gmac, company refuses to buy back defective vehicle *cc. the vehicle is equipped with run flat tire therefore it is not equipped with a spare. the vehicle also isn't equipped with a jack or a place to store a spare. the run flat tire went flat and the dealer had to replace it with a regular michelin tire. the new run flat tire took 13 days to come in. the vehicle began to pull to the left because there was one old and one new tire on the rear of the vehicle. (michelin p235/50r18 97w run flat tire). *nm