Automatic gearboxes offer comfort and convenience, but the myth that they’re maintenance-free can lead to serious and expensive mechanical failures.

There’s no bones about it: slipping transmissions cost big money, whether you’re a humble owner or a giant car company. Perhaps the best recent example is the PowerShift transmission, which in recent ...

Unless you've got a lemon, most vehicles can continue to run well past 100,000 miles if they are well maintained. That means changing the oil at recommended intervals and making sure your transmission ...

The term "bigger is better" echoes in the minds of most diesel owners and usually goes hand in hand with making more horsepower and torque with their truck. Unfortunately, when the factory automatic ...

Ford's Automatic Overdrive (AOD) transmission arrived in 1980 in full-size Fords, Mercurys, and the Lincoln Continental. As the AOD became available in more applications during the 1980s, including ...

The automatic transmission in a modern vehicle is a symphony of electrical, mechanical, hydraulic, and computer-controlled components. It has pumps, clutch packs, planetary gearsets, a torque ...

The transmission oil in a gearbox has two main purposes: to reduce friction between the gears and to cool everything up. That’s why it is important to make sure you don’t have any leaks coming from ...