Q: I have a 2002 Buick LeSabre 3800 V-6 with about 126,000 miles. Sometimes when stopped — at a stop sign, for example — it will die (the issue’s been infrequent so far). It starts up immediately and ...

With or without a clutch pedal, all cars have three elements that make up their performance combination: the car's weight, horsepower, and gear ratios. When a torque converter is added in place of a ...

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 ...

Q:I've been searching the Internet to diagnose an issue I have with my 2003 Chevrolet Express van with the 6.0-liter engine. I was driving on the expressway, and suddenly the truck started to behave ...

ABSTRACT The torque converter and torque converter clutch are critical devices governing overall power transfer efficiency in automatic transmission powertrains. With calibrations becoming more ...

BMW drops dual-clutch gearboxes as traditional automatics take the lead, driven by better comfort, reliability, and ...

Question: I just read your column responding to a question about ignoring a check-engine warning light. I have a 2004 Lexus ES330 that had a check-engine warning light. After a couple of weeks I was ...