You're in the driveway, hood popped, transmission fluid ready to pour, do you add it with the engine running, or kill the motor first and hope for the best? It's a common question, and getting it ...

Of all the liquids flowing around your vehicle, none is more important than your automatic transmission fluid. It’s the vital lubricant that keeps the gears cool and running smoothly. More than just ...

We use a 1999 Jeep Cherokee XJ to highlight some tips for doing a fluid and filter service on your Jeep’s automatic transmission. For us, there really isn't a maintenance job we like doing less than ...

Your car's transmission is one of its most important components, which means you'll want to take good care of it. Like most of your vehicle’s mechanical systems, a transmission requires quality, ...

We may receive a commission on purchases made from links. Whether it's an automatic or manual, the transmission in your car is one of its most vital and complex elements. It should go without saying ...

Giving our 700R4 some attention with the help of Duralast & Lucas. We're roundin' third on our maintenance kick on Truckin magazine's longest-running truck project. What started as simply knocking the ...

Every transmission supplier lists the approved oil specification for its products. But there are several other factors that may influence the ultimate choice. “The first thing to note is that ...

Many modern cars and trucks come with sealed "lifetime" transmission filters that supposedly never need service, but there's ...

Checking and changing a vehicle's transmission fluid is the best way to maintain the functionality of its gear-shifting mechanism. After all, said fluid is primarily responsible for lubricating the ...