I put a after market stereo in my bird and new igniition lock cylender but now my security light is on in dash . other day drove to denver parked car in lot and shut it off then tried to start it and it would not start not even crank over . I could jump start the starter selenoid and engine tried to start but would not run later 6 hours later I used test light and touched ing. fuse at the same time I turned key to start and it started ... wow I am stumfed anyone else heard or know what happen to me .......