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 ...

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.

A “Check Engine” light on your dashboard could mean anything from a loose gas cap to a wallet-destroying repair in the offing. For [Dean Segovis], his CEL was indicating a fairly serious condition: a ...

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 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 ...

The Hydra-Matic 6L45 (production code MYA) is a six-speed automatic transmission produced by General Motors for use in rear- and rear-biased all-wheel-drive vehicles with a longitudinal powertrain ...

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.