Gasoline direct injection, or GDI, is one of the most crucial bits of technology in the modern internal combustion engine. In engines equipped with GDI, highly pressurized gasoline is sprayed directly ...

Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com. Over time and miles, your car might start to slow down. It might not ...

If you’ve been to a dealership recently, or even browsed online some, you know just how expensive a new truck is these days. It’s not out of the question to see a sticker price higher than what many ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

CARS.COM — A clean engine compartment makes a used car look newer and better maintained. Some shops that perform engine cleaning services claim a clean engine even runs a little cooler because ...

We may receive a commission on purchases made from links. The engine bay under the hood is one of the dirtiest parts of a daily-driven car. But it's also one of the most neglected places to clean.