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Old 06-25-2008, 07:40 AM
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NissanTech NissanTech is offline
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2004 Xterra
 
Join Date: Jun 2005
Location: California
Age: 52
Posts: 12,536
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Was the noise there before the changing the belt and tensioner? If you open the hood and raise the RPM to over 2K can you still hear it? The idler pulley (#7 See Figure) or the generator pulley (#3) can also produce that type of noise.
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Squeling noise under hood above 2000 RPM-figure3-gif  
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