Tan color fluid inside top of oil cap on 2002 Ford F-150

I had a Oil change done 2500 miles ago, checked the inside of oil cap and had seen a tan color liquid? What is it

by in Chaska, MN on March 10, 2010
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1 answer 3 comments
ANSWER by , March 10, 2010
Is it tan like new oil color or is it white foam looking tan (coolant leaking into cylinder) and is your coolant level dropping?
COMMENT by , March 10, 2010
My coolant level has not dropped...
COMMENT by , March 10, 2010
not foam is it due to new oil
COMMENT by , March 10, 2010
It could be just the color of oil that has 2500 miles on it ( clear tan color )