What is the Electronic Control Module? Also referred to as an engine control unit (ECU) or engine control module, it oversees the electrical system of the car, but focuses on engine performance.

And, should it tickle your fancy, BulletProof Diesel also offers a billet water pump and upgraded fuel injection control module (FICM) for the 6.0L Power Stroke.

GM has issued a recall for certain examples of the 2015 to 2017 model-year Chevy City Express utility van over an issue related to the engine control module.