Diesel Bombers - 04 duramax lb7

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allison 04

11-28-2010 10:25 PM

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

WisconsinHick1

11-29-2010 12:53 PM

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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