Changing your vehicle's transmission fluid is vital for it to perform at its best. If you want to skip a trip to the mechanic, here's how to do it yourself.

Both manual and automatic transmissions need to shift up and down through various gears as you drive, and the main difference is that an automatic will take care of it all for you. Downshifting ...

The process for checking transmission fluid on automatic versus manual transmissions is completely different. But don’t worry, we’ve got you covered.

The gear arrangement in our Super T-10 should be familiar to anyone who has rebuilt four-speed manual boxes in the past. In the foreground are (left to right) the third, second, and first gears.