General Motors is once again facing legal trouble tied to its 10-speed automatic transmission, a gearbox that has spent the last several years building a reputation GM probably wishes it didn't have.

General Motors is putting another $300 million into its Romulus Propulsion Systems plant in Michigan, part of a wider $550 million manufacturing package aimed at preparing GM for a major North ...

James has been writing about cars professionally since 2012. After a bruising period freelancing in his native UK, James spent six years in Dubai, starting his new life abroad as Web Editor for ...

Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Growing up, Mark always had a mind for tinkering on random items throughout his home and dad’s garage, including a 1953 Ford Mainline and ...

General Motors is facing a new class-action lawsuit alleging the automaker knowingly sold trucks and SUVs equipped with defective 10-speed automatic transmissions, despite years of customer complaints ...

General Motors is staring down another class-action headache, this one targeting the 10-speed automatic transmission used across a swath of its high-volume trucks, SUVs, and Cadillac sedans. It’s ...

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 ...

Readers of a certain generation may fondly remember "10-speeds" — the upgrade bicycle from their single-speed kid's model. Those of us who know about semi-trucks know they've been using 10-speed ...

It’s been two years since we first reported on a drive of an early Allison TC10 automatic transmission. Since then, the innovative product has undergone more testing and development and has entered ...

Anyone who's spent any time driving knows that semi-trucks are a fixture on American roads. Vehicles from the most popular semi-truck manufacturers covered just over 500 billion miles in 2022 alone, ...

The 2027 Chevy Silverado will pair the updated TurboMax engine with GM’s 10-speed automatic, replacing the outgoing 8-speed transmission.