If it's a cracked tank you can drive it, you just don't want to fill past 3/4 tank. I drove mine for a year until I got a clean replacement, then prepared to swap.
Make sure you run it very low on gas before you start to replace because you'll need to drain the tank completely before you drop...
You spent a lot of the searching other places for leaking fuel tanks.
Search this forum for a fuel tank leak and you'll find that these tank have a tendency to crack in one place.
The only other possibility is that your fuel hoses are leaking.
Remove your 2nd row seats (8 bolts) and remove...