tcm

I have a 1999 WJ Limited 4.7 non-HO that has a decent body and only 50,000mi on the transmission and transfer case and a 2000 WJ Limited 4.7 non-HO from the rustbelt with a trashed body. I am replacing the complete wiring harnesses, interior, dash, HVAC and all electronics of the 1999 with the...

I do not know very much about cars so I'd greatly appreciate any advice on this issue as I've heard it can be very expensive. My 2014 Jeep Grand Cherokee Limited (70k miles) has lost ability to communicate with the Transmission Control Module (TCM). I know several Jeeps had recalls related to...