The powertrain control module (PCM) in your Jeep Wrangler acts as your engine's brain. Here's where it can cause problems, and how to fix them.

Every Jeep Wrangler 4xe produced between September 2, 2020 and August 17, 2022 is facing a recall related to the vehicle’s powertrain software, according to a filing from NHTSA and FCA from late ...