I posted this on ck5 a while back. Measurements taken from NOS fenders bought in '96.
https://ck5.com/forums/threads/79-fender-emblem-location.349777/post-4353607
I found this pdf a while back. It has pretty decent pics. This part of the column starts on pg 56.
https://www.crankshaftcoalition.com/wiki/images/d/d6/Jazzman_Steering_Rack_Rebuild.pdf
Edit: for correct page number.
Get you one of these. It all needs to be compressed to get the ring in the correct grove.
https://www.autozone.com/test-scan-and-specialty-tools/steering-wheel-lock-plate/p/oemtools-steering-wheel-locking-plate-remover-tool/112102_0_0
Wow. That's some ********. Although my reference is big city. LA County with the supplier in Long Beach. Probably would have cost me $40 in 1/4 for that size.
It's not that difficult to get tempered. You are correct that you cannot cut tempered glass but you can have glass cut and polished and then tempered. I used to order tempered glass pieces regularly when I owned my hardware store.
Discount will do the rations for you for free. I had a set of grabber MTs back in the late 90s that I got 40k out of. Every oil change id take the Blazer to Americas(discount in California)and have them rotate and check the balance. Wasn't supposed to have lifetime balance on 35s but I had a...
For the fan. Do the obvious first. Check all the fuses. Including the one inline on the firewall coming off the junction block just to the pass side of the brake booster. Then head over to the reference section and download the wiring diagram and start chasing wires. Not a super complex circuit...