Oil filter adapter may seep oil between adapter and engine block on Jeep Grand Cherokee

On the 3.9L V6 and 5.2L V8 it is often misdiagnosed as a leaking oil filter gasket, the oil filter adapter can seep from between the adapter and engine block.

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Average mileage: 220,250 (195,000–275,000)
Engines affected: 4.0L 6 Cylinder, 5.2L V8
4 model years affected: 1993, 1994, 1995, 1996
8 people reported this problem
4 people shared problem details
1996 Jeep Grand Cherokee- 4.0L 6 Cylinder196,000
Oil leak. Though it was oil pan gasket. Cleaned area found oil coming from above oil pan. Started engine and saw drip starting from oil filter adpter.
1995 Jeep Grand Cherokee- 4.0L 6 Cylinder195,000
I have replaced this 3 times. I'm working with the dealership to a better conclusion.
1995 Jeep Grand Cherokee- 4.0L 6 Cylinder275,000
Common place for oil leak. Cheap rubber oring. Bolt is in difficult place.
1995 Jeep Grand Cherokee- 4.0L 6 Cylinder215,000
Have yet to repair. Major problem getting bolt broken lose to replace seals.
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