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, LLC (GM) is recalling certain 2022-2023 Chevrolet Express and GMC Savana vehicles. Incorrect software in the transmission control module (TCM) may result in harsh shifting, reduced ...
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.