Sounds kinda dumb but maybe try some wheel bearing grease on a part that can sit in the sun and bake for a day or so., then try power washing it. The grease may soften the oil based paint. This is a great way to take off old, hard undercoating. Brush paint on oil then scrape it off. May be a...
Wait...................whaa...................what?????
Oh. SOrry.
First off, sweet truck. Second, Jess and I loved St. George. SO beware, we may crash your place Lol.
Try bumper stripper. it comes in an aerosol and is expensive. spray a small area and be ready to wipe off paint as...