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All the pulleys are fine no sharp ones. And yes i was scared shitless when i looked at itThat's weird. I wonder if its the original, or is there something wrong in the pulley system. I've never had a serpentine belt get that bad. I tend to replace them at random imtervals that may be shorter than needed though.
Years ago, same happened to me on a 2006 F450 w/6.0 PSD and a hydraulic pump kit, right around 100K miles. Heard a flapping noise under the hood and investigated. Belt was hanging on by a couple ribs, the rest were flying. Limped it back to my shop as gently as possible and amazingly, it made it.
Went to the wrecker shop to pick up another belt and told the parts guys what happened, and the old dude in there said I got about twice as much mileage out of the belt than a lot of people. My guess on those is a lot of guys are bad about hitting the switches with the RPM's and really loading the belt. Those hydraulic pumps are a serious load and are activated with an electric clutch just like an A/C compressor.
By the way had to do almost the entire replacement by braille, it's such cramped quarters under those hoods. Took me a few hours to get the new belt in place. The only online info I could find at that time were people bitching about how much the dealer charged to replace their belt. Those were on stock trucks w/no hydraulic kit.. the kit adds another couple or three pulleys to battle.
Richard
I think you got about 99.9% of your money out of that belt. The only way to get more would be if the belt fell off as you
Only one i know for a fact is m30. Thats 4l60e.ye9 means silverado z82 is trailer towing I think l31 is for 5.7 vortec jb5 is your brake system code g80 is for the eaton gov-lock
I do not know the rest