Knowing your vehicle can become beneficial in emergencies. If you are ever in a situation where you want to repair something quickly or change a component, there is nothing more cost-effective than a ...

Idling and stalling problems can really add stress to your daily commute. The most common culprit is carbon buildup on the throttle body, exhaust gas recirculation (EGR) valve and idle air control ...

EGR stands for exhaust gas recirculation, and the EGR valve is part of a system that does as the name implies: recirculate exhaust gas back into the engine’s intake manifold for a return trip to the ...

Part of the great debate as to why 6.0L Power Strokes have such a bad reputation for reliability is directly linked to their use of exhaust gas recirculation (EGR). When we imagine a diesel ...

We earn commissions from purchases you make using links in our articles. Learn more. Despite recent advancements in environmentally conscious electrified vehicles, most of the cars and trucks we drive ...

Most diesel engines in the U.S. use a combination of technologies to reduce emissions. Usually there will be a diesel particulate filter (DPF), selective catalytic reduction (SCR) with urea (DEF fluid ...

While most of the early problems have been engineered out of the exhaust gas recirculation systems on today’s clean diesel engines, corroded coolers, stuck valves and other problems still plague ...

Your engine’s manifold absolute pressure (MAP) sensor is your little buddy. Buried somewhere in the stream of your charged intake air (usually in the manifold), it employs a little ceramic or silicone ...

The emissions system at the heart of the global Volkswagen diesel mess comprises many complex components, all of which have to work perfectly and consistently all the time, or the vehicle will fail to ...