A/C Serpentine Belt

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Jan 21, 2011 | 05:51 PM

in tune

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Junior Member

Joined: Jan 2011

Posts: 1

A/C Serpentine Belt

Anyone experience a high pitch screeching at idle. belt tensioner already replaced?

Jan 21, 2011 | 09:52 PM

RKSmith163

Senior Member

Joined: May 2008

Posts: 834

From: Blacksburg, VA

My wife's Trailblazer was doing the same thing. Replace the tensioner twice and finally switched out the new Dayco belt for a Gates and the problem went away. Not saying this is your problem but it fixed mine.

Jan 27, 2011 | 09:49 PM

2wheelmonster

Senior Member

Joined: Jan 2009

Posts: 1,439

I found that some parts are just bad from the get go. Like RK you never know

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