GM has included the 2020 through 2023 Cadillac CT4 in a service update fix for a fuel injector flow rate issue, available free of charge to owners through 2039.

Take a look at part 2 of rough running. Diagnosing a failed or clogged fuel injector can be tricky but here are some tips to help.

The hazards: incorrect adjustment of the fuel injector flow rate may lead to the Chevy Silverado HD or GMC Sierra HD unit experiencing a rough engine idle as a result.

Everything you've ever wanted to know about electronic fuel injection and how to maximize your rig's power and performance is here inside Four Wheeler Magazine.

Nic Van Vuuren, Lucio Postrioti, Gabriele Brizi, Federico Picchiotti, Instantaneous Flow Rate Testing with Simultaneous Spray Visualization of an SCR Urea Injector at Elevated Fluid Temperatures, SAE ...