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Why is my oil black? - Printable Version

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RE: Why is my oil black? - Magard - 11-04-2019

Double check and make sure the egr is blocked off. If it’s leaking you get more soot.


RE: Why is my oil black? - Chamberpains - 11-04-2019

Are you guys with the cm870's draining the second oil plug at the back of the engine? There's about a gallon of oil that sits in the upper pan area.


RE: Why is my oil black? - DDlighttruck - 11-04-2019

(11-04-2019 )Chamberpains Wrote:  Are you guys with the cm870's draining the second oil plug at the back of the engine? There's about a gallon of oil that sits in the upper pan area.

Second oil plug....?

That’s gonna be a no for me...


RE: Why is my oil black? - DDlighttruck - 11-04-2019

[attachment=5688]

That’s all I could find on quickserve?


RE: Why is my oil black? - tree98 - 11-04-2019

Mine doesn't have the second plug.


RE: Why is my oil black? - DDlighttruck - 11-04-2019

(11-04-2019 )Magard Wrote:  Double check and make sure the egr is blocked off. If it’s leaking you get more soot.

I never did get around to installing block off plates. It’s always been on the “to do” list


RE: Why is my oil black? - Magard - 11-04-2019

(11-04-2019 )DDlighttruck Wrote:  
(11-04-2019 )Magard Wrote:  Double check and make sure the egr is blocked off. If it’s leaking you get more soot.

I never did get around to installing block off plates. It’s always been on the “to do” list
I didn’t put mine back in once because I didn’t like the condensation I was getting behind the plug. The first thing I noticed was my oil turned black quicker. I put the plug back in. Oil stayed clean. Uniliever said the egr valve will weep. If you’ve been working the engine harder lately you would notice that oil turn black. Higher boost mean more back pressure against the egr valve. But it could do it just because also.


RE: Why is my oil black? - JMBT - 11-04-2019

Ok guys someone please shed a little light on why oil can too clean... ???


RE: Why is my oil black? - tree98 - 11-04-2019

(11-04-2019 )JMBT Wrote:  Ok guys someone please shed a little light on why oil can too clean... ???

Never heard that