Posts Tagged: what is EGR valve

What is an EGR valve?

What does an EGR valve do and can I delete my EGR? I often see car owners ask how to perform an EGR delete. Doing an EGR delete is a really bad idea. But in order to understand why, I first have to cover, “What is an EGR valve.” What does an EGR valve do? When the EPA first addressed air pollution, they directed their attention to the amount of unburned hydrocarbons (HC), carbon monoxide (CO), carbon dioxide (CO2), and oxides of nitrogen (NOx). By adjusting and monitoring air/fuel mixtures, … Read More