If you use low-quality gas without extra fuel additives and detergents, your fuel system and injectors will get dirty. Here’s how they work.

Fuel injector cleaners are additives that are poured right into the gas tank and remove carbon deposits and other contaminants from the injectors. This can lead to better fuel economy, improved ...

I have a 2019 Subaru Ascent that I like very much. It has slightly less than 22,000 miles. My question is, at that mileage, should the injectors need to be cleaned, or for that matter, need to have ...

Fuel injectors don't just deliver fuel. They meter it, shaping the spray so the air-fuel mixture burns in the way the engine wants it to. When deposits build up, injector fuel flow can decrease and ...

Q. I found the response to G.R. of Woodridge (Transportation, Oct. 6) interesting. “Even dirty fuel injectors won’t trigger the check-engine light.” And the response to R.N. of Mokena (Transportation, ...

I have a 2019 Subaru Ascent that I like very much. It has slightly less than 22,000 miles. My question is, at that mileage, should the injectors need to be cleaned, or for that matter, need to have ...