out of the blue, i am now blowing no.4 fuse, brake light... the fuse get hot bunred my finger.. but there are no harness problems .. cleaned the no.4 fuse holder ( 84 spider ) but still blowing fuses.... got me stumped on this one.. just a note,, a month ago, i went thru all the conections..1 at a time, cleaned them and use di-electirc grease on the conections, behind the fuse box, and all the plug in's no other problems with the electrics..any ideas?