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Power Strokes
6.7 Tech
What’s the squeal and screech?
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[QUOTE="11Sterling, post: 1539899, member: 31896"] To update everyone on this - I had the truck taken in 2 weeks ago and looked over by a mechanic I’d had referred to me. He inspected everything he could without having to tear into the truck and start spending money. The only item he could find suit on was the pressure tube that comes off the turbo up-pipes referenced in TSB 11-6-22. He felt confident the issue was somewhere close and not manifolds/studs. I took the truck back in this week and sure enough he was right. $364 later, in lieu of $3K to replace the manifolds, the squeal is gone. He does need to go back in an re-tighten the fittings a little bit, or I do because there is a very faint sound at times when I get on it hard at 1150 rpm. The truck was wayyyy worse than that prior to replacement and would squeal essentially all the way to 1500 rpm and 1900 in higher gears. Either way, hopefully this is helpful. I fully expected to be replacing manifolds and it was not the case. Just one of those things to double check. Thanks everyone! [/QUOTE]
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What’s the squeal and screech?
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