After more than 20 years of collaboration, GM and Allison Transmission will end their licensing agreement at the end of 2025.

While the Duramax engine family has been around for a while, only the LBZ can truly claim to be the Holy Grail of GM's heavy ...

General Motors is currently investigating reports of an occasional misfire affecting vehicles equipped with the 3.0L I6 LZ0 ...

See the most impressive engines of SEMA 2025 in Las Vegas. From radical customs to flawless builds, these powerplants define ...

We've had this project truck Duramax for quite some time and we just recently started driving it again since the red truck ...