Originally Posted by Dan Shook
whats the deal with what oil filter is being used?
Fram is known for having poor anti-drainback valves. This is critical on our Jeeps because the oil filters mount sideway or worse yet, upsid down. This causes your Jeep to start with little or no oil in the filter feeding the bearings air instead of oil. Done repeatedly, bearing damage does occur.
There have also been reports on the different Jeep forums of low oil pressure and the owner's removed the Fram filter, cut it open, and found the internal filtering material unglued and disintegrating.
Check out this link for more info.