What was done to your JK this week?
JK Junkie
Just bought the second batch of full synthetic oil (mobil-1) so I can get all or most of the basic motor oil out of the system. Decided to switch from 5w-30 to 10w-30 for the summer... Been in the upper 90's to 100* as of late and summer has barely begun...
JK Junkie
Join Date: May 2008
Location: North Alabama
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Did the same today (same oil/mobil-1). Called Jeep and they told me that they put 5W-20...