I’m at the FMCSA Motor Carrier Safety Advisory Committee’s joint meeting with the Medical Review Board today — watch my Twitter feed for updates from the meeting, where committee members are slated to ...

Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com. Over time and miles, your car might start to slow down. It might not ...

Add Yahoo as a preferred source to see more of our stories on Google. Fuel injectors don't just deliver fuel. They meter it, shaping the spray so the air-fuel mixture burns in the way the engine wants ...

As you may know, diesel fuel can create gum and resin deposits in your fuel system and in your injectors. These finely engineered parts (they better be at $400 a pop) have only a small hole in the tip ...

The presence of water or other fluid mixed with diesel fuel is clearly apparent from the stratification shown here. Diesel fuel is generally very clean when it leaves the refinery. But it can pick up ...

If you’re in fleet management or the construction industry, you undoubtedly have machines that run on diesel fuel. In addition to large trucks, more than 75% of all heavy construction equipment uses ...

We start this report with a question for do-it-yourself diesel pickup owners who perform all of their truck’s engine upkeep and repair, especially those of you with oil-burners that have more than 100 ...

Fuel injectors are the heart of a vehicle’s fuel system. Because they keep the fuel supply running smoothly, when an injector experiences a problem, the whole engine suffers the consequences. Because ...