Like changing your vehicle's oil, your transmission fluid shouldn't be ignored. However, should you do it yourself? Here's what you need to know.

Your car's manual transmission fluid is more important than you think. Though it doesn't have to be changed as often as motor oil, fresh gearbox fluid keeps your stick-shift transmission from ...

Sometimes months or even years can go by before diesel truck owners think of their axles’ gear lube. Although the intervals between axle oil changes can be stretched as long as 50,000 miles in some ...