More GM truck owners are reaching out to GM Authority stating that they've been waiting weeks and possibly even months for a fix, with no clear timeframe.

Owners will need to drop their Chevy, GMC or Caddy down to their local dealer who will upgrade the transmission control module software.

GM has issued a service update to address a problem related to the Transmission Control Module in certain 2020 and 2021 model-year C8 Corvette Stingray models.

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 ...

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 a defective ...

General Motors is recalling certain Cadillac and Chevrolet vehicles due to a potential transmission issue. The automaker's recall covers different model years.

GM finally has a fix for its half-ton transmission issues, but heavy duty truck owners are still waiting for news.

Dealers will install new transmission control module software for free. GM will provide a special coverage program to cover the repair of transmissions identified by the remedy software as ...

GM instructed its technicians that affected Corvettes required a Transmission Control Module software update, specifically in the presence of two Diagnostic Trouble Codes.

General Motors will recall 77,824 vehicles as incorrect software in the transmission control module could cause the vehicle to move in an unintended direction, increasing the risk of a crash, the ...

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