When we first rolled our 2002 Chevy Silverado 2500HD into the bay at PPE Diesel's shop in Montclair, California, we thought for sure the transmission was toast. Interestingly, upon inspection it was ...

The progressive build of our ’07 Chevy 2500 Duramax diesel project truck was much like the average diesel owner might experience. We began with suspension upgrades and added a tuner, followed by ...

INDIANAPOLIS--(BUSINESS WIRE)--Allison Transmission, a leading designer and manufacturer of conventional and electrified vehicle propulsion solutions, is pleased to announce the delivery of its 2 ...

Allison Transmission announced new technology that it says will improve fuel economy for its medium-duty 1000 and 2000 Series transmissions. The fully automatic xFE (extra fuel economy) truck and bus ...