4.3 vortec trans problem

sorry no blazer but s-10 problem with 10 amp fuse to trans blowing leaving truck stuck in 3rd gear still have reverse (automatic) it will run fine for a while then start to blow fuses after letting it set for a couple of weeks i replace the fuse and it works fine i have traced wire from fuse panel to trans and back (yep took dash out) anyway nothing wrong there also have taken truck to trans repair and they said that it was fine scanner picks up no codes would greatly aprreciate any help also location of oil pressure sensor needed no oil pressure on gauge but do have oil comming threw lifters so know oil pump is good just cant seem to find sensor

You're only allowed to post your problem in one forum. You'll have to use the thread that you started in the s-10 forum.