my fob died and when i put in a new battery it no longer works unplugged the alarm horn after paying to get the doors open , but now interior lights trunk and gas door don't open unless i do it manually,, my question is can i somehow do something to at least open and close my windows ? summers here and don't wanna keep the air conditioner on all summer , dealer wants $900 for new key fobs and keys to be cut and programmed , can't really afford this right now ,, any help ?