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 ...

If you're a control freak, late-model electronic transmissions are just what you need to modernize your classic car, and if you decide to go that route, a transmission control module is a must-have.

The modernization of classic Mustangs and Fords with a modular motor or EFI is a common occurrence. Take MM&F's on-going Generation Gap project car, where Tech Editor Mark Houlahan is reviving a '68 ...

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 ...

General Motors' 4L60-E automatic transmission is one of the most popular transmissions ever built. It was initially designed to replace and modernize GM's older Turbo 700R4 — also known as the ...

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 ...

A number of GM Authority readers recently reached out with an identical question regarding this widely used nine-speed automatic transmission: when does it actually shift into ninth gear? These ...

ASC technology uses a Hybrid Control Unit (HCU) to monitor the electric motor that aligns the rotational speed of the engine and transmission to reduce gear-shift time by 30% from 500ms to 350ms.