Jeep was late in switching from JTEC to NGC
This site might help.
http://www.jeepforum.com/forum/f310/jtec-vs-ngc-3939809/

I would when all done check to make sure the Jeep didn't overheat and blow the headgaskets. (radiator/fan?)

Last edited by SALEM1912; 12/31/17 09:32 PM.