Posted 4/12/2009 01:22 (#677433 - in reply to #677400) Subject: Re: 2004 Duramax/Allison
i suggest fuel filter as well.. ive seen the same thing where the vehicle wouldnt go over a certain speed and didnt have the power. it was the fuel filter. no more than they cost, that would be the first thing i would try.
2004 Duramax/Allison
