The powertrain control module isn't the only computer that you can find on contemporary cars, but it is the primary computer that controls most systems and functions for vehicles that utilize a PCM.

Read the Chevy High-Performance tech article on How to Program an OBD-II Powertrain Control Module.

GM has issued a service bulletin for the 2020 to 2022 Chevy Bolt EV and 2022 Chevy Bolt EUV describing reprogramming of the Hybrid Powertrain Control Module 2.

How Does A Purge Valve Work? The purge valve is typically located between the fuel tank and the intake manifold and is connected to the EVAP system's hoses and tubing. It is controlled by the engine's ...

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 ...

Ram is recalling 131,700 of these trucks because the powertrain control module could cause a situation where there’s an incorrect fuel mixture.

The 2025 Ford Explorer is being recalled due to faulty powertrain control module (PCM) software that could reset and cause issues. Along with a potential power loss, it could damage the SUV's ...