Bought this awsome car about a month ago from a dealer. come t o find out that it was missing the #2 navigation cd. I need to know how to aquire one? and the other is the Key fob will not work even after putting in new batterys. this darn thing will not work??? The key starts the car and unlocks the doors manualy. They tell me its on me now I OWN THE CAR. Any help??