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.

Your 68RFE Cummins is a great jack-of-all-trades transmission that might need tuning to get the most out of it while helping it last longer.

GM has issued a product recall for certain examples of 2021 and 2022 Chevy LCF or Low Cab Forward 3500 and 4500 vehicles due to an issue related to the Transmission Control Module (TCM) of the GM MYD ...

Spartan Fire LLC (Spartan Fire) is recalling certain 2022-2024 Gladiator, Metro Star, FC-94 and KME Panther firetrucks. After the vehicle is reversed, the transmission control module (TCM) may fail to ...

Custom Fire Apparatus, Inc. (Custom Fire) is recalling certain 2023 MetroStar vehicles. After the fire truck is reversed, the transmission control module (TCM) may fail to achieve the 4th gear ...

Japanese R35 GT-R and GT-R SpecV owners in Japan now have the opportunity to improve the performance credentials of their rides via an ECU and TCM (transmission control module) upgrade from Nismo.

GM has found the root cause of the transmission problems experienced by some C8 Corvette owners that can result in a ‘Service Transmission’ message appearing on the Driver Information Center (DIC).

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 ...