Exhaust Residue ??
We are in the PAI stage of a purchase on a 2005 Sportscoach Elite 401TS... So far all things are checking out good but upon looking at the Rear Bedroom Closet we noticed what appears to be a Black S...
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Well a followup to the original issue that started this thread. And Thanks to everyone for your input and advice. It was diesel exhaust which I suspected, after the bleach test failed. I guess now that it is up on the rack we shall soon find out. Does anyone think that the exhaust filter could be clogged and it is causing this problem. Not a diesel mechanic but I am learning about them the hard way. On the existing one there is a date of 6.12.12 and was not sure if that is an annual filter that needs to be replaced. ?. If it is clogged or had a restriction could it cause a type of blow back into the engine compartment if a leak was created. ? Remind you I am not a diesel mechanic..
