The powertrain control module (PCM) is the brain behind your vehicle’s engine and transmission, but diagnosing it can be tricky. From spotting symptoms to verifying electrical integrity, a methodical ...

Transmission Control Module (TCM) faults are not unknown on these early Mazda 3s. Symptoms usually involve erratic shifting, a failure to select gear at all and having the car go into limp-home mode.

A significant number of GM truck and SUV owners remain sidelined due to ongoing delays tied to a backorder on transmission valve bodies, a critical component of the automatic transmission system. At ...

General Motors has begun a new customer satisfaction program to address an issue with the transmission range control module in certain 2021 model-year Chevy Bolt EV vehicles. The problem: in affected ...

Automatic transmissions are highly complex automotive components. They're significantly more complicated and challenging to work on than manual transmissions, which means expensive repairs and ...

If you're a control freak, late-model electronic transmissions are just what you need to modernize your classic car, and if you decide to go that route, a transmission control module is a must-have.

Ford Motor Co. says it will send notification of a new extended warranty on clutch repairs and cost reimbursement after Labor Day to more than a half million owners of the Fiesta and Focus, about ...

Modern automatic transmissions fail in ways that catch many owners off guard: sometimes with a sudden loss of drive, other ...

These days, it feels like not a week goes by without some kind of enormous recall hitting the American auto industry. Heck, recently we saw huge recalls on cars like the Volkswagen ID4 — even brands ...