OEM Auto Fuel Injectors

If you drive a recent vintage model, chances are your engine depends on fuel injectors to deliver the fuel that feeds combustion. They're one of many parts of your overall fuel system, along with the fuel tank, fuel pump, and fuel filters.

How Fuel Injectors Work

Rather than the carburetors of old, today's cars, SUVs, vans, and trucks typically feature fuel injectors since they’re a lower emission, more efficient way to get fuel into the combustion chamber. There's typically one for each engine cylinder, and they employ electronically-controlled valves to spray a fine mist of fuel into the engine cylinder. There, the fuel combines with air to create a mixture that the spark plugs ignite. That produces the combustion your engine needs to come to life and take you on your way.

How to Spot Fuel Injector Issues

Even the best fuel injectors can clog up or grow too dirty to work right. That's not good, since it will quickly hinder engine function. Signs of trouble include:

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