Some units of the GMC Sierra 1500, Yukon, and Yukon XL trucks and SUVs need an ECM software update to fix a glitch with the ...

Some units of the Chevy Silverado 1500, Tahoe, and Suburban trucks and SUVs need an ECM software update to fix a glitch with the check engine light.

Andrew Holmberg, Chief Engineer and Director of Innovation at ESI Total Fuel Management, explains why the industry should ...

The Engine Control Module (ECM) is the computer responsible for controlling the engine. The ECM communicates with other vehicle control units via a communication bus.

Knock sensors are devices used in internal combustion engines to detect engine knock or detonation. The knock sensor detects vibrations and sends a signal to the engine control module (ECM), to ...

The PROMs (actually EPROMs, the "E" means erasable) used in the ECMs (Engine Control Module) that control L98 and 1992-93 LT1 engines are removable and reprogramming them requires that they first ...

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2010 E350, 2014 G550, 2008-2009 C300, 2008 C350, 2009 CLK550, 2007 SL550, SLK280, and 2008 SLK350 vehicles. Various control units may have been ...

We mention the taillights because the Hellcat engine control module (ECM) needed to recognize the factory taillights were hooked to the 2015 Charger's body control module (BCM) and read the exact ...

The ECM is an acronym for Electronic Control Module. This tiny but critical vehicle component has revolutionized how modern cars function.

Changing the oil is the most common maintenance you'll have to do on your car, but what happens when the check engine light ...

Placing your car in neutral when coasting doesn't save gas due to how modern engines use fuel. In addition, it's dangerous ...

The booklet shows techs how to properly diagnose, service, and optimize homeowner comfort with residential ECM-driven systems. It includes a troubleshooting flowchart, instructions on the TECMate Pro ...