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 ...

General Motors trucks have worn Allison Transmission branding for decades, but that will stop after Dec. 31, 2025. The two parties were unable to reach an agreement to extend their longstanding ...

Allison Transmission has been an integral part of America's automotive technology with a long resume specified by more than 200 auto manufacturers. This age-old transmission company has played a big ...

GM is ending its long tradition of Allison transmissions in its HD pickups, but the Silverado MD still features a true Allison transmission. This 2026 Chevy Silverado 6500 will still have an Allison ...

When we started our 2002 Chevrolet Silverado 2500 Duramax project a couple years ago, we set out with a few goals in mind. We wanted the truck to be reliable, first and foremost. We also wanted to put ...