Vehicles need power steering and transmission fluid in order to perform at their best, but what's the difference between them ...

Transmission fluid, as long as it is maintained properly, can help keep the transmission clean. Instead of parts corroding and wearing away, transmission fluid will keep them in the best condition ...

In most, we found the manual delivered better mpg overall. In a few cases, however, the latest automatic-transmission designs, including six-speed automatics, actually surpass their manual ...