James and Penny Schrader have bought Fords faithfully for 30 years. But persistent problems with the Power Stroke diesel engine in their 2004 F-250 pickup have unraveled three decades of brand loyalty ...

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 ...

If you've been following along in recent months, we've been tinkering with a 2004 F-250 by adding some exterior mods as well as adding some ponies under the hood in the form of an S&B air intake, a ...

When it comes to heavy-duty diesels, enthusiasts and truck owners inevitably circle back to the best American diesel engines: Ford's 7.3L PowerStroke, Dodge's 5.9L Cummins, and GM's 6.6L Duramax. If ...

Of the three United States automakers that offer diesel-powered heavy-duty pickup trucks, only two of those diesel engines are V8s. Those V8 diesel engines are the 6.6 Duramax found in offerings from ...

It’s been about a year since I drove the F-150 Power Stroke Diesel at a press event. I was able to tow, drive different variations, tackle some tough off-road situations and hit the wide-open highway.