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 ...

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 ...

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 ...

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

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 ...

“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 ...

Powertrain and engine control module issues Another 31,488 vehicles were recalled because of an issue with the software that controls the powertrain control module and engine control modules.

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 ...