Cadillac ATS-V Series Forum
From GM Authority:
The GM 8-Speed Transmission Needs To Go Away ASAP: Opinion
BY JONATHAN LOPEZ
— JUN 18, 2019
It’s no secret that the GM 8-speed transmission is not great. Also known as the 8L90 and 8L45, the 8-speed pairs to rear-wheel-drive architectures in GM’s bread-and-butter...