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?
The brightest LED lights I've installed have been Hi Bay Lights. They have a big shiny reflector. Extremely bright.
Hi Bay is a commercial type term for bright commercial light.
Nice BigR. My turbo vanes are stuck open. I either need to get a new one or remove and clean mine.
I'm at 195k. Frame is in tough shape. Rocker panels finally went. Big holes on bottoms. Still kicking though.
No pump rub issue yet either. Fingers crossed.