like it wont start not all, i turn the keys to turn it on and nothing. no noise. nothing. its like there is no battery in it. so then we did charge the battery and still nothing. so then we took the battery out of the ford expedition what runs great and it still didnt turn on. so i know it aint the battery becuase even another cars battery didnt do the job. somebody told me its the fuse but im not sure. what do you think it is