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.

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.

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

Code P0720 is one of the OBD codes that is activated when the Powertrain Control Module (PCM) detects erratic or insufficient input from the output shaft sensor (OSS). Such a code generally indicates ...

EVAP System Components And Their Functions Powertrain Control Module (PCM) The PCM is responsible for assessing the integrity of the EVAP system by running an EVAP diagnostic monitor during certain ...

The OSS sensor is the culprit, as it can develop an intermittent fault. If this happens the Powertrain Control Module (PCM) believes the vehicle is moving slowly and downshifts to first gear.

Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2020-2021 Land Rover Defender vehicles equipped with 6-cylinder engines. The Powertrain Control Module (PCM) may unexpectedly ...

Ford Motor Company (Ford) is recalling certain 2020-2022 Explorer vehicles equipped with a 2.3L engine and 10R60 automatic transmission. An unintentional powertrain control module (PCM) reset may ...

The Hybrid Powertrain Control Module (HPCM) software may cause the vehicle to shift into neutral unexpectedly, causing a loss of drive power.

Ford Motor Company (Ford) is recalling certain 2019-2020 Transit Connect vehicles previously repaired incorrectly under recall number 20V-636. The powertrain control module (PCM) software has fail ...

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 ...