Thanks for the replies! So I may need to swap the ECU? Hmm...I think I have one somewhere. The TJ is a 2000 Sahara, in the process of swapping with a Ford 8.8 rear and Dana 44 front, 4.56 gears, 4" lift, SYE, 33" Wranglers, also being bedlined the same color (it's already Desert Sand). Also...