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 ...

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

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 ...

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 ...

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.

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 ...

The problem: Drivers may note faulty shift patterns along with transmission fault indicator messages on the dash. This may be due to faulty automatic transmission fluid or the transmission control ...

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.