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International Automotive Technicians Network
Re: GM 6.0 L Rattle on start-up
Posted to Technical Discussion Forum on 10/19/2003

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Is there any updates on this knocking noise? My 2001HD 6.0 does this too. On a cold morning it can last almost a minute and then changes to a light tapping and then finally goes away. Also it pings on... Login to read more.