2006 GMC Envoy Engine Whine

2006 GMC ENVOY
62,000 MILES • 6 CYL • 4WD • AUTOMATIC
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PAVIKINGFAN
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I have an engine whine that sounds like it is coming from the alternator area. The sound does not come through speakers, I hear it from the engine and it is constant but more audible upon acceleration. Any idea as to what it may be?
Jan 19, 2010 at 5:35 PM
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BRIAN 1
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check the idler pulley below the alt,very common for these to go bad.
Jan 19, 2010 at 7:55 PM