2013rubirick
Hooked
So I just got my gears changed to 5.13's in my 2013 jkur and now it won't shift out of first. I have a flash cal and I reprogrammed the computer but didn't work. The flashcal says the gear ratio is at 5.13 but check engine light comes on every 5 min saying wrong gears. pls help me out what do I do