my 08 6.4 squeals loud at 1800rpm like take off dont do it at highspeeds shop said it was the belt tentioner and belt so i did that and asked first are u sure thats what it is the guy says yea i sprayed wd40 on the tentioner and it quieted down so i said go ahead change it go back the next day its squealing the same i didnt freak out paid the bill 780 bucks for nothin so i looked into this more and ford says theres no cure so i gotta bag my truck cause 1800 is painfull squeal bought a banks big hoss kit and i lov the truck just not that stupid squeal anyone have this prob?
bankspowergreg
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