04 duramax lb7

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11-28-2010, 10:25 PM

allison 04

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04 duramax lb7

when i start the truck when it is cold it makes a wineing noise for a few seconds. is it anything to worry about. thanks

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11-29-2010, 12:53 PM

WisconsinHick1

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Check your idler pulleys and tensioner pulley. If those are good its ok. This is a normal problem for the older Duramax's.

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