When I took it to the repair shop, the mechanic said there was a severe carbon buildup and suggested either trying a fuel ...

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 ...

John Paul, AAA Northeast's Car Doctor, answers a question from a reader curious about using Marvel Mystery Oil. AP Photo/David Zalubowski ...

Along with improving reliability and performance by enhancing control of the air-fuel mixture, injectors also need less ...

Think you're saving on gas? You might not be. Learn which fuel-saving tips are myths -- and discover four proven ways you can actually cut fuel costs.

Amsoil's diesel All-in-One fuel additive combines the benefits of Amsoil Diesel Injector Clean, Diesel Cold Flow, and Diesel Cetane Boost in one package. According to the company, the additive ...