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Oil in coolant reservoir
Posted to Technical Discussion Forum on 11/24/2015 39 Replies

A little history, engine was changed 30,000 miles ago with ATK reman. Radiator was new. Engine runs fine, but has oil floating in the coolant reservoir now, was clean in the past.

I'm suspecting head gaskets or cracked head, how do you prove this to the warr... Login to read more.

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car Vehicle Data

2002 Jeep Grand Cherokee Laredo 4.7L

Engine4.7 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2002 Jeep Grand Cherokee Laredo 4.7L

Engine4.7 L
Trans4-speed Automatic (Electronic)