1. ok first is i believe that my ecm does not have constant power. yall know how to check for that and where it runs into it at? 2. how hard is it to replace the rear main seal when the tranny is pulled with a 90 tbi one piece main? 3. my doors are very very thin, as in the mirror shakes and i can push the outside part in maybe 4 inches. its very soft and its 79 doors btw. anyone got a fix or know whats wrong? 4. last is how much can you already have trimmed of your fenders to run something like bushwacker cut out fender flares?