I would add
Check roof and re-caulk anything that needs attention.
Crawl underneath and check frame and back side of rims for any surface rust.
Apply rust converter and truck bed liner where needed. Primer backside of rims if needed.
If you end up pulling wheels, rust converter and paint drums.
Check brake functionality.
Lube wheel bearings
Check seals on doors and windows.
2016 Toyota Tundra SR5, 5.7 V8