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 ...

While fuel-injector cleaning is often recommended by shops and dealer service centers, it probably isn’t necessary unless it’s correcting a running problem. In many cases, just using a quality ...

Intake air and fueling are the primary components of the diesel performance formula. And, in theory, the more there is of each, the better a diesel engine will perform—provided the air and fuel are ...

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 ...

If you take the plunger out of one of today's fuel injectors and hold it in your hand, the warmth of your hand will make the metal expand so you can't get the plunger back inside the barrel. That's ...

There are only three things guaranteed in life: death, taxes, and traditionalists intimidated by radical new techno-gizmos that alter how things have been done since "the good old days." When it comes ...

Diesel fuel is generally very clean when it leaves the refinery. But it can pick up contaminants as it travels through pipelines, terminals, delivery trucks, underground storage tanks and dispensing ...

When it comes to keeping a diesel engine running smoothly, few components are more critical than the fuel system. Often referred to as the engine’s “heart,” the fuel system is responsible for ...

The cleanliness of the diesel fuel in your equipment has a major impact on uptime, especially with the advent of Tier 4-compliant engines that rely on high-pressure common rail fuel injection systems.

Car problems are a regular occurrence for drivers. Something can go wrong with the plugs, tire alignment could be off, or you haven’t changed your engine coolant in a while, and now performance is ...