Hey guys, I’ve been absent awhile. I had a buddy call me with some issues. Haven’t went to check it out myself yet, told him this weekend. Anyhow, he has a 2000 XJ 4X4 4.0, he put a motor out of a 2001 XJ 2X4 in it. He said it run for a couple weeks but ruff, now it won’t do anything. He has...