One problem related to anti-theft controller has been reported for the 2018 Jeep Wrangler. The most recently reported issues are listed below.
Bought my Jeep 2018 Wrangler brand new, had issued with the steering become very hard to turn was barely turning on a corner street. Literally impossible to make a right turn,all of a sudden it just became easy to turn as if nothing was wrong. Also a service shifter light and the stability controll light comes on every now and then, now the issue is the screen is displaying an anti theft screen asking for a theft code and Jeep will not turn on.