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International Automotive Technicians Network
Re: 7.3 shake at idle
Posted to HD/Fleet Forum on 1/29/2001

This definately sounds like a problem with the dual mass flywheel. Remove the inspection cover and check the free rotation and free play of the flywheel. There should be about 5/8" free rotation, but not more than 7/8". There should be no free play forward to ... Login to read more.