The TCM, or Transmission Control Module, is a key piece of any automatic transmission. Here's how it works in your car and how to fix it.

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.

Comparing features of the latest stand-alone automatic transmission control modules. Which one will work best for your transmission? Jeff Smith breaks it down.

To convince the transmission control module that a working automatic was still installed and clear the fourteen-odd diagnostic codes, [Dean] put together a block of eight common automotive relays.

2021-2024 Toyota LandCruiser 300 Series transmission recall: Potential control module issue could confuse drive modes in market-leading Nissan Patrol rival ...

GM has issued a service update to address a problem related to the Transmission Control Module in certain 2020 and 2021 model-year C8 Corvette Stingray models.

Faulty transmission control valve can fail and cause rear wheels to lock up, increasing risk of crash, according to General Motors.

Some units of the 2021 Corvette Stingray may require a transmission control module reprogramming, per a new GM service update.

2012 Audi A6 2013 Audi A6 2014 Audi A6 See More Service Bulletins Corrective action: Dealers will either flush the auto transmission fluid and/or replace the transmission control module.

Ford Motor Company (Ford) is recalling certain 2020-2022 Explorer vehicles equipped with a 2.3L engine and 10R60 automatic transmission. An unintentional powertrain control module (PCM) reset may ...