Most modern vehicles have multi-port fuel injection (MFI) with a separate fuel injector for each cylinder. This system mixes the fuel and air together right in the intake port for eachengine cylinder ...

GM has released an updated fix for a fuel injector flow rate issue affecting certain units of the Chevy Trax crossover, revising an earlier Service Update.

Fuel injectors rarely get the same attention as turbochargers, superchargers, or cylinder heads, but they play a far more critical role than most enthusiasts realize. Every fuel-injected engine, ...

Your diesel engine injector nozzles are responsible for delivering the proper amount of fuel to each cylinder bore for the load and horsepower demand. Over the course of the life of the engine, the ...

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 ...

We earn commissions from purchases you make using links in our articles. Learn more. Fuel injector cleaners can help increase your car's performance and fuel economy. It's the easiest way to clean ...

The Buick Envista just got an updated fix for a fuel injector flow rate issue that's impacted certain units produced for the 2025 through 2026 model year.