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 ...

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 ...

According to the company, it will clean and restore the entire fuel system, including the fuel injectors, intake valves, and combustion chambers. Recommended usage is every 3,000 miles for cars and ...

We may receive a commission on purchases made from links. If you spend any amount of time at an auto parts store, you've surely seen the wall of chemicals, additives, unguents, and potions claiming to ...

You've heard of mixture distribution problems relating to carburetors—different cylinders receiving different amounts of fuel. This is caused by many variables, including g-forces and poor manifold ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...

Q: My sister-in-law in Chicago has a 2014 BMW 328. Her mechanic recommended that the fuel injectors be cleaned because of carbon buildup. The cost is $307. This procedure has never been done before.

Top Tier gasoline contains more effective detergents than federally required, which helps clean fuel injectors and reduce harmful carbon deposits inside the engine. Clogged fuel injectors and carbon ...

Filling up a car with gas is second nature for most drivers. But what is not as well known is how dirty a car's fuel system can get over time. If you use low-quality gas without extra fuel additives ...

GM has specific guidance regarding the use of fuel additives in its gas- and diesel-powered vehicles. Now, we're taking a ...

Modern diesel fuels are designed to reduce emissions, but they also introduce some new challenges because the engine is ...