When you find yourself in the market for a new vehicle, you may have to pick between a diesel- or gas-powered car. As a fuel, diesel may be a little more expensive than gas, but it comes with a host ...

The fuel and exhaust systems inside diesel engines work closely together. As a result, fuel- and exhaust-related issues can be some of the most difficult to diagnose: A symptom in one system often can ...

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 ...

Although Mazda's Skyactiv engines are pretty trouble-free and they'll last for quite a while, there are a few notable issues ...

Having worked through the data, we may have just found the most reliable diesel engine going into 2026. As it stands, there ...

In the world of heavy-duty pickups, competition under the hood is fierce, with major brands like Duramax, Cummins, and Powerstroke, making the list of the most reliable diesel engines ever built. In ...

Continuing our informal "series" on diesel-engine problems—common, and, not-so-common—we're focusing our attention on the Ford 6.7L Power Stroke (code name "Scorpion"), an engine developed exclusively ...

This story appears in the Sept. 20 print edition of Transport Topics. The main problems owners of 2008 heavy-duty engines have encountered involve the exhaust gas recirculation system and the engine ...

DETROIT (AP) - Fiat Chrysler is recalling nearly 132,000 vehicles worldwide to fix a problem that could cause some diesel engines to stall. The recall covers certain 2014 through 2018 Ram 1500 pickups ...

Q: I have a 1988 GMC pickup with a 350-cubic-inch engine. I’m having problems with the thermostat. The truck runs great without the thermostat. But, once I install one, the truck overheats. I’ve had ...

As a result, fuel and exhaust-related issues can be some of the most difficult to diagnose: A symptom in one system can often arise from a problem in the other. Here are three common fuel and exhaust ...

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 ...