It’s essential for handling the stress of powertrain operation. Signs of failure may include shifting issues, difficult gear changes, harsh shifting, delayed engagement, clunking sounds, grinding ...

Both longtime GM commercial van models, the Chevy Express and GMC Savana, are currently being investigated by the NHTSA in response to five alleged transmission failures. Some evidence is pointing to ...

In February 2024, we reported that GM had released a fix for a transmission control valve issue in the Chevy Express and GMC Savana vans. Now, the National Highway Traffic Safety Administration (NHTSA ...

The National Highway Traffic Safety Administration’s (NHTSA) Office of Defects Investigation is looking into a complaint that alleges an issue with the 6L90 transmission used by 2016-2018 and ...

General Motors (GM) is recalling nearly 80,000 vehicles due to a safety issue with the transmission. The recall involves some 2022-2023 Chevrolet Express and GMC Savana vehicles, the National Highway ...

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 U.S.