Subaru has a mixed reputation for reliability, most notably due to common problems associated with the boxer engines the ...

GM Ecotec engines face timing chain failures, oil consumption issues, and exhaust manifold problems that cost thousands in ...

Diesel engines, for all their rugged usefulness, can be tremendously polluting. They produce more NOx — nitrogen oxides-based emissions – than gasoline-fed cars, as well as more particulates, aka soot ...

Join us as we tackle a challenging smoke problem with a custom-built 2-stroke engine. In this video, we carefully prepare the ...

Problem rates for heavy-duty truck engines manufactured with emissions controls implemented in 2004 and 2007 are nearly twice as high, on average, as rates for engines built prior to these emission ...