High-mileage car transmission fluid should stay dirty because debris helps worn clutches grip properly and flushes can cause ...

The automatic transmission in a modern vehicle is a symphony of electrical, mechanical, hydraulic, and computer-controlled components. It has pumps, clutch packs, planetary gearsets, a torque ...

There are a few relatively simple maintenance jobs that’ll keep your vehicle running better for longer. Arguably, staying on top of your fluid levels and changing them when necessary is the most ...

Manuals are a dying breed in the modern car market. Especially in North America, most of the cars that are sold have an automatic transmission, but we're not here to talk about manuals vs. automatics.

Many motorists do not know that the automatic transmission needs regular service (say, once yearly; or every third or fourth service of your vehicle’s engine). The automatic transmission system is one ...

Everybody makes a big deal about regular engine oil changes, and with good reason. Just like any other part of a vehicle, oil wears down during constant use and needs to be replaced to ensure your ...

Q: I own a 1998 Toyota 4Runner. The owner’s manual calls for the use of Dexron III transmission fluid. I normally do a quick drain and refill of the transmission fluid every 12,000 miles. All the ...

CARS.COM — Why does your automatic transmission act funny? The most common causes include leaking seals, mechanical damage, worn-out transmission fluid or inadequate transmission fluid level, but we ...

Need to service your automatic transmission? The market for automatic transmission fluid (ATF) has recently become saturated, if you'll pardon the pun. There used to be just two choices: Type F for ...