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 PCM contains various switches, constants, and tables that control operation of the engine, transmission, and other aspects of the powertrain. VCM Editor is your window into the PCM.

Ten years after Masuoka invented flash memory it arrived in the all-new, on-board diagnostic (OBD-I) 1994 LT1 F-body powertrain control module (PCM). The spiffy new controller featured 128 ...

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 ...

Once the vehicle is running, and the engine is warmer, the storage canister releases the vapors through a purge valve opened by the vehicle's powertrain control module (PCM) into the intake manifold.

Your Corsica’s idle speed is regulated by an IAC (idle air control) valve, based on commands from the PCM (powertrain control module).

“The warranty claim was rejected after a Stellantis Calibration Engineer ran Powertrain Control Module (PCM) diagnostics and confirmed that the vehicle’s PCM was tampered with and contained ...

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 ...

According to the Cape Cod Times, citing the National Highway Traffic Safety Administration (NHTSA), Ford has recalled 24,655 2025 Ford Explorers due to an issue regarding the powertrain control ...

Ford is recalling 24,655 copies of the 2025 Explorer due to an issue that can cause the mid-size SUV to lose power or not go into park. The problem stems from faulty powertrain control module (PCM ...