What Are Readiness Monitors? Your vehicle's engine control module (ECM) includes readiness monitors, a self-diagnostic software program that verifies the OBD II system is operating as designed.

Chrysler parent company Stellantis is recalling more than 91,000 Jeep Grand Cherokee hybrids in the U.S. due to a software ...

The engine control module, or ECM, controls plenty of functions during routine driving, so any issues with that part could cause severe problems.

GM has issued a service update for some units of the 2023-2024 GMC Sierra 1500 for an ECM fix to remedy improper fuel flow rate during certain types of driving.

The Engine Control Module (ECM) of the affected Chevy Silverado units is incorrectly programmed, per Service Update N242452130. This could potentially lead to improper fuel flow rate during ...