The regulator controls fuel pressure for your engine. When it goes bad, signs include misfires, black exhaust smoke, stalling ...

Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...

The Diesel Particulate Filter (DPF) is an important part of modern diesel vehicles that many people don’t understand. The DPF’s main job is to catch harmful soot and ash from […] ...

Diesel engines run hot under load, but extreme heat means trouble. Here are the hidden causes of rising exhaust temps and how to keep them in check.

If your turbocharger isn't performing how it should, you could be looking at expensive repairs. Here are the warning signs to ...

Two recent accidents involving Chinese-made airbag inflators are drawing attention from U.S. safety regulators, who warn that fake airbag components are making their way into local repair shops and ...