Continental DW Tires

Originally Posted by bijou

Ok The guy that is going to install my Continental DW tires wants clarification for the cars warranty. Does changing the tire size void your warranty. He says if something were to go wrong with the car the dealer could say"You changed the tire size". Do any of you know about this happening. He says you never want to change the cars tire size for this reason. He also wanted me to call Nissan directly about doing something like this. Now I don't know if its worth the hassel.