An explanation on fuel additives, their benefits and when to use them.

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 ...

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 ...

Gas quality varies. Here’s how TOP TIER certification works, which stations meet the standard, and how to find the ...

There are only three things guaranteed in life: death, taxes, and traditionalists intimidated by radical new techno-gizmos that alter how things have been done since "the good old days." When it comes ...

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 ...

This will be very long, and if you're not interested in troubleshooting an engine (and probably even if you are) it will be very boring... My wife's car - a '97 Subaru Legacy with 169,000 miles on it ...