Thanks for sharing the update. Nice to know what was the culprit in your case. HG is a pain to fix but once it is done correctly the rig can go another 100k-200k mi easy given that it is properly taken care of. Good luck with the sale.
I went through this last year and would say, cover the basics first. If you got this truck just to make some quick money on Bring a Trailer :rolleyes: get ready to spend the dough. Otherwise, do your research and try to understand what is going on with it.
If you don't see blue smoke or a...