The purpose of neutral gear is clear in cars with a manual transmission, but if you drive an automatic you might wonder why you have a neutral gear and when you should be using it. We explain why automatic cars still need a neutral gear and when you need to put your car in neutral.

Dual-clutch transmissions are one style of manu-matic transmission that have been growing in popularity. Now, the Shelby GT500 is getting a dual-clutch transmission, leaving many enthusiasts wondering how these transmissions differ from traditional automatic transmissions, and how to drive them. Though dual-clutch transmissions aren't exactly automatics, they differ from manuals in several key ways, and modifying your driving habits can increase the life of your clutch.

The valve body is an essential piece of an automatic transmission, responsible for selecting the correct gear. Unfortunately, when it stops working, it can cause some pretty interesting problems. Here’s how the valve body works, and how to tell if yours is working correctly.