The Programmable Fuel Injection Module (PFIM) is designed to test diesel fuel-injector systems for passenger and commercial vehicles. It takes the place of an engine controller in test and production ...

Diesel injectors have gotten increasingly complex over the last twenty years of diesel development, but their basic design is fairly simple. Diesel fuel from the injection pump enters the mechanical ...

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 ...

Forbes contributors publish independent expert analyses and insights. Michael Teo Van Runkle is a journalist who covers the auto industry. For the past two years, the Silverado ZR2 pickup truck served ...

Fiddle around with cars long enough and you’ll realize two things: first, anything beyond the simplest repairs will probably require some kind of specialized tool, and second, those tools can be ...

There are many things that can degrade your vehicle's performance over time, from a dirty air filter and low tire pressure, to fouled spark plugs and worn out plug wires. However, nothing will rob ...