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 ...

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...

EGR Engines still plague owners of older trucks with problems. While most of the early problems have been engineered out of the exhaust gas recirculation systems on today’s clean diesel engines, ...

Everybody complains about the weather, but nobody does anything about it. Some might say the same thing about carbon buildup on the EGR valves and induction systems of older diesel trucks. Clogged EGR ...

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 ...

Beginning in October, the exhaust from newly manufactured diesel engines must produce half the oxides of nitrogen (NOx) of engines produced today with no increase in particulate matter (PM). This is ...

Controlling vehicle emissions in modern vehicles involves more than just bolting up a catalytic converter and calling it a day. There are other components that effectively, and intuitively, cut out ...

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 ...

Is your diesel truck struggling with poor engine performance, sluggish acceleration or reduced fuel economy? You might have a problem with your exhaust gas recirculation system. That might seem like a ...