The powertrain control module (PCM) in your Jeep Wrangler – often referred to as your engine’s “computer” – acts as the brain of your vehicle’s engine. More specifically, the PCM in your Jeep is ...

<BrBefore you can alter the PCM program, you have to read it first using VCM Flash (please consult the HP Tuner's manual first and observe the warnings). First, plug the interface cable into the ...

An issue with the powertrain control module software has prompted Stellantis to recall 131,700 of its Ram 1500 pickup trucks. Related: More Ram News Affected vehicles include model-year 2021 1500s ...

Almost 31,500 units of the 2024 model year Mazda CX-90 and 2025 model year Mazda CX-70 have been hit with a safety recall stateside. Improper powertrain and engine control module software may result ...

The General has issued a Service Bulletin describing an available fix for a powertrain control module issue on some 2020 through 2022 Chevy Bolt EV and 2022 Chevy ...

Daimler Truck North America (DTNA) says it is cracking down on the theft of common powertrain controller (CPC4) modules from its vehicles. The truck maker says theft of the modules has been on the ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

The problem: Affected vehicles may exhibit rough shift patterns and poor shift quality while driving. This is due to a software glitch in the automatic transmission control module. Vehicles affected ...