chevy engine whine when accelerating and gets louder as the rpm's get higher?

BrittnyKeaney

New member
my 2001 chevy tahoe has an awful whining noise 5.3 v8 4wd 2001 70k miles just replaced 2 idler pullys same sound but i think it might be the ac now but its 305 $ and i dont wanna replace it if thats not it what else could it be maybe an ac ensioner pulley? any help would be great thanks
 
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