If you’re one of the many, many customers waiting on a replacement valve body for the 10-speed Allison transmission in your GM heavy duty truck, there may finally be some light at the end of the ...

As a follow-up to a recently issued Safety Recall, GM has now published a Special Coverage bulletin for certain units of the 2020 Chevy Camaro, the 2021 Chevy Camaro and the 2022 Chevy Camaro that may ...

The 2019 Cadillac CT6 and 2020 Cadillac CT6 have been included in a bulletin from GM granting extended special coverage for a transmission valve defect that can cause wheel lock-up and possible ...

General Motors is recalling nearly 43,000 SUVs over a transmission defect that can cause the rear wheels to lock up, raising the risk of a crash. The issue involves wear in the transmission’s control ...

In the last two months we've carefully taken you through the disassembly, cleaning, inspection and initial reassembly of a stock Powerglide transmission. This month we'll conclude this feature with ...