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Motor oil going to antifreeze?

(1999 Lincoln Navigator)
in Pawtucket, RI on April 17, 2010
Try to find out why do I have motor oil on my antifreeze reserve tank, but no water is circulating through the motor.
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Popular Answer
on April 17, 2010
If you have oil ANYWHERE in your coolant, this needs to be addressed. I would do a block check of your cooling system to see if there is a the beginning of a leaking head gasket or other engine problem. It has to be coming from your engine, that is where the motor oil is and is only.
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