Guys: Please do this in PMs instead of on the open forum. This thread is not the place for this.
Thank you.
I can clean up the posts if you both want me to.
I'd personally try changing the belt without removing that pulley. Get tenshioner out of the way, slip on belt, release tenshioner.
If you can't fit it, then go to plan B
Welcome to the forum.
I wonder if there is the EGR is blocked? You may want to look into blocking it with a plate and getting a finger stick. It reworks and tricks the computer from giving certain DTC Codes.
How many miles on that rig?