Automatic and manual transmissions are built to survive years of abuse, yet the same internal parts tend to fail first when fluid breaks down, heat builds up, or drivers ignore early warning signs.

Automatic transmissions are highly complex automotive components. They're significantly more complicated and challenging to work on than manual transmissions, which means expensive repairs and ...

The Aisin AW4 is a four-speed automatic transmission used in some Jeeps and as the A340 in various Toyotas. It is electronically controlled in the forward gears and has been used in numerous ...

No matter how impressive the parts, paint, or power numbers, a Pontiac that can't move under its own power is a lawn ornament. Although having a reputation for being reasonably reliable with the stock ...

Modern vehicles are more refined and efficient than ever, but mechanics are seeing a growing pattern of expensive transmission failures tied to one overlooked service item: fluid changes. What was ...

The TorqueFlite 999 is a Chrysler three-speed automatic transmission with an aluminum case and 23-spline output shaft. Various versions of this transmission have been around since the TorqueFlite's ...

Just as there are two types of transmissions, there are two types of drivers. There are those who prefer a manual transmission where they're in charge of shifting gears, and then there are those who ...

It's the 4L80E that’s become the go-to choice for backing a big-power/big-torque engine, and for good reason. With its roots in the TH400, which was used with GM’s biggest-torque big-block engines of ...