See More Service Bulletins Corrective action: Dealers will reprogram the transmission control module with an updated program that eliminates the condition.

Comparing features of the latest stand-alone automatic transmission control modules. Which one will work best for your transmission? Jeff Smith breaks it down.

A faulty or malfunctioning transmission can trigger the check engine light for a handful of reasons, including things like an overheating gearbox or issues with the transmission control module (TCM).

GM has begun a customer satisfaction program to address an issue with the transmission range control module in certain 2021 model year Chevy Bolt EV vehicles.

To fix the issue, dealers will install a new transmission control module software free of charge and GM will provide a special coverage program for repairing transmissions identified as containing ...

This procedure includes the related software programming. Affected components: transmission control module. Affected vehicles: certain units of the 2022 Chevy Silverado 1500.