If you’ve ever driven a vehicle equipped with an automatic transmission, chances are good you’ve been in command of a torque converter. At the risk of oversimplification, a torque converter transfers ...

Viewer-submitted questions for The Car Doctor: Q: I have a 2017 Honda Ridgeline (66k miles) without four-wheel drive. I know there is an issue with the transmission that causes the truck to vibrate at ...

Just like the foot bone's connected to the leg bone, it's only natural to think that a car's engine is connected to its rear wheels. This seemingly reasonable assumption would be wrong—at least in ...

You may be surprised to learn that most aftermarket, high-stall torque converters are rebuilds of stock torque converters from a variety of automotive manufacturers. For a while, a 9-inch torque ...

Some 2024 GMC Acadia owners may need a new torque converter, per a recent GM service bulletin. According to the bulletin, the issue may trigger a “Service Engine Soon” (SES) light, as well as ...

Most Mopar enthusiasts are somewhat technically minded people, and understand the principles of the parts that make their car or truck perform like it should. There are some parts of Mopars, however, ...

I am aware that a car’s catalytic converter is a mandatory emissions control device. But I do not know how it works, whether it requires periodic maintenance or if it ever needs to be replaced. Can ...