workin on an 03 2500 4x4 the steering box leaks from were the steering shaft goes in at . over night it leaves a good puddle . is there a seal i can change while in the truck ? is so do u know a part number? i can get a remain box with lifetime warr. for 200$ or from dodge for 350 $ or try some stop leak in a can lol!!!!

 

there is a thread about this already, look for it i just saw it, it might have the answers you need, i just saw it last week so is not very old.
good luck.