Professional fuel-injector service (cleaning, calibration and/or repair) should be done every 300 engine-run-time hours or every three to four years. Szczerbala says that not all injectors are created ...

If that happens, it might be time to treat your engine’s fuel system to a cleaning with the best fuel injector cleaner you can use.

Fuel injection systems are high-precision electro-mechanical systems with tight tolerances that operate under very high pressures.

Change fuel filters every 10,000 to 25,000 miles. Use a wet sponge or something similar to wipe down engine bay. Use an old toothbrush to clean the nooks and crannies of diesel fuel injector systems.

HOT ROD Top Pick: Berryman Intake Valve & Combustion Chamber Cleaner and B-12 Chemtool Total Fuel System Clean-Up We explain why all gasoline engines, especially direct-injected engines, benefit ...

Electronic fuel injection. These three words can strike fear in even the most seasoned automotive technician. The reality, however, is that no carbureted induction system can match the fuel ...

Modern engines are more advanced and more demanding, which is why fuel chemistry is a critical factor when it comes to ...

High-pressure common rail fuel systems in diesel-powered construction equipment have many benefits but require proper care.