The diesel particulate filter (DPF) has continued to improve over its 15-year existence. So have other components of aftertreatment systems (ATS) that help send cleaner exhaust through the DPF.

This video shows why buying a cheap BMW F31 320d can quickly become complicated. Bought for £3000, this estate has serious ...

Ford 6.7 Powerstroke is considered one of the most trustworthy modern diesel engines. However, like all contemporary diesel trucks, it relies on a complex emissions system to meet EPA regulations. At ...

The Ram 2500 diesel is considered a reliable workhorse of a vehicle, but even a truck with such a solid reputation often encounters some recurring problems.