Learn what happens when you run old oil in your car, why old oil breaks down, and why some car makers recommend more miles between oil changes.

Outback has 110,000 miles on it. What maintenance is absolutely necessary? I change the filters regularly and the oil every 5 ...

I have heard a fair number of negative comments on CVT transmission failures, life expectancy, etc. Proper maintenance is key.

If your vehicle needs a transmission change, you have two choices: go to a pro or do it yourself. If you choose the latter, ...

The owner of a 2020 Aston Martin Vantage, powered by an AMG-sourced V8 engine, took his car to a mechanic after the dealers ...

Maintaining all aspects of your vehicle is crucial to ensure proper performance and reliability. Changing your ATF is an ...

Long story short, a CVT differs from a standard transmission because they use pulleys and belts/chains to manage gear ratios instead of fixed gears. CVTs are known for their flexibility and fuel ...

This software update and fluid change, as far as I know, is not a warranty issue but is considered maintenance. Q. I look forward to your column each week; it is terrific.

Don't let your transmission slowly wear away and deteriorate. Check out AutoGuide.com's recommendations on the best transmission fluid additives.

Your car's manual transmission fluid is more important than you think. Though it doesn't have to be changed as often as motor oil, fresh gearbox fluid keeps your stick-shift transmission from ...

Your car's transmission is one of its most important components, which means you'll want to take good care of it. See the best transmission fluids here.