Originally Posted by Notoast
I had a fan clutch start to stick. At first, it would roar until the engine got hot. Eventually it got worse and roared all the time. You'll probably lose about 30 HP with the fan clutch locked up so it will feel sluggish. Luckily it was a warranty repair for me (and the only one so far!) so I don't know what the repair cost would be.
Didn't think about that. I had mine stick too, sounded like a peterbilt when I was at a higher rpm