Diesel Fuel Economy and chips

391 messages, Last post on Oct 28, 2009 at 4:28 AM

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#364 of 391 Notised black residue on my fifth wheel and under my 2001 Duramax 6.6 by kvkgoblue Oct 12, 2008 (2:42 pm)
Their are black diesel smelling spots on my fifth wheel and after further looking I noticed the underside of the truck is greasy looking and now noticed what I think is fuel under the truck. I smelled it and it smells like diesel fuel....and help here guy's.....? Replies to this message: cpoyser (Oct 31, 2008 2:03 am)
#365 of 391 Re: Notised black residue on my fifth wheel and under my 2001 Duramax 6.6 [kvkgoblue] by cpoyser Oct 31, 2008 (2:03 am)
Replying to: kvkgoblue (Oct 12, 2008 2:42 pm) Hi blue, don't know anything about a duramax but if it was a IH 466 or 530 it would be a piston got hot and melted a sleeve O ring and antifreeze mixes with the oil and makes steam and cracks the oil to make black goop. good luck and hope its something simple. Chuck