My car must know im looking into selling it .... i have a 1986 olds cutlass that somebody put a 455 olds in ... car usually starts right up ... i came down to the garage to start it up today after about a month of sitting and it gave me one "tick" then nothing ... no power to anything ... its not the battery or the battery connections .. where do i start with this thing? I need it going asap was supposed to have somebody come look at it tonight