GM is clarifying how Allison played a part in the development of the 10-speed automatic transmission equipped by the Chevy ...

I wrote back in November that General Motors and Allison Transmission were set to part ways after decades of collaboration.

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 ...