Maintaining all aspects of your vehicle is crucial to ensure proper performance and reliability. Changing your ATF is an important part of that. But how often?

The average driver will accumulate a wide range of different fluids for their vehicles. With ICEs, of course, there's the fuel to take care of, but beyond that, there are so many more to worry about.

It's worth knowing what healthy transmission fluid looks like, so you know you'll spot something odd in the event of a leak ...