There are different arguments that can be made both for and against automatic and manual vehicle transmissions. Manual transmissions offer more nuanced control and an opportunity to better optimize ...

For most drivers, a vehicle's automatic transmission — the most common kind of transmission nowadays, more's the pity — has three settings: Drive, Park, and Reverse. Most automatic transmissions, ...

Modern vehicles with automatic transmissions typically have a 'shift lock' feature to prevent unintentionally moving the gearshift lever from park (P) to reverse (R). The shift lock is a small button ...

Part-throttle driveability can often be improved by changing to a vacuum modulator designed for higher shift points (General Motors and FoMoCo products only). Modulators displaying a red band are used ...