Thread: Why is there tan sludge inside the oil cap?
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Old 03-10-2012, 08:53 PM
1986nate 1986nate is offline
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Re: Why is there tan sludge inside the oil cap?
It's moisture. More than likely from the change in season as the air temps warm up and a lot of moisture is in the air and makes it's way into the engine.
Just wipe it all off and don't worry about it
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