Originally Posted by Sunroofcuda
I called a second dealer & a service manager I know - he said the 2018 Jeep 3.6 calls for 0W20. He said ALL 0W oils are full-synthetic. I'd just like to know when the 3.6L engines changed from 5W20 to 0W20? Sounds legit, but I've never heard of this change before today.


My 2012 3.6 calls out for 5w-30. Jeep Wrangler.