It's getting hot, and your 6.0L's water pump has a big failure in it's design that can leave you stranded. Bullet Proof Diesel has it handled with the fix. Check out this video, part 4 of 6 in our series on how to Bulletproof your 6.0L.
Already know the fix, or even better have already fixed yours? Post the fix or a photo of your truck in the comments for a chance to win a subscription to Diesel World and a BPD shirt.