General Motors has published a new service update to remedy a fuel injector flow rate problem that impacts several models from various GM brands, including the 2019 through 2022 GMC Sierra 1500 pickup ...

Is your dealer pushing a $400 fuel service on a truck that’s barely broken in? At 33k miles, is it preventative care or a "stealership" scam? We dive into why your 2022 Ram 1500 might not need the ...

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 ...

The tip of the fuel-system spear, fuel injectors incorporate an electronically controlled valve and a nozzle that sprays fuel into each of an engine’s intake ports, or directly into its cylinders. Now ...

Your fuel pump pushes fuel from your gas tank through your fuel lines to your engine. Then, your fuel injectors are responsible for spraying just the right amount of gas into your combustion chambers ...

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 ...

Imagine for a minute that the amazing, over-caffeinated meatbag you call your body actually isn’t so amazing. That every energy-expending action you make—from the tiniest facial expression to a ...

Q: I have a 2004 Toyota Camry with 55,000 miles on it. While the car was in the dealership for an oil change, they recommended a "power steering flush" and "fuel injection service" involving a ...