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.

If you're old enough to remember when a street rodder wanting an automatic transmission had to choose between a slant pan Hydramatic or a Powerglide you probably recall how exciting it was when the ...

A reliable transmission is the dream of every car enthusiast, and if you're looking for the most reliable one, mechanics say ...

General Motors has issued a service update to address an issue related to the transmission control module (TCM) in certain examples of the 2020 model year Chevy Silverado HD and GMC Sierra HD pickup ...

General Motors' 8-speed transmissions are known to shake while accelerating, produce rough shifts going into second gear, and ...

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.

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 ...

Swapping an automatic transmission for a three-pedal manual transmission has been a modification for a long time. Whether it’s for maximizing enjoyment behind the wheel, upgrading to a sturdier ...

General Motors on Wednesday said it is recalling nearly 462,000 diesel-engine SUVs and pickup trucks in the U.S. because of a faulty transmission control valve that may fail and cause the rear wheels ...

Blue Bird Body Company (Blue Bird) is recalling certain 2023 Vision school buses equipped with an Allison transmission. The starter interlock settings in the vehicle software are incorrect, allowing ...

Earlier this year we compiled a recall league table and discovered that GM had issued far fewer notices for fewer vehicles than its rivals. But it looks like the General is making up for lost time.