For those buyers out there who still want a diesel-powered unit of the Cadillac Escalade luxury SUV, three new units are on ...

When GM launched new-generation trucks for the model year 2020, the Allison automatic was gone. The trucks still got the ...

My first drive in the 2025 GMC Sierra 2500 HD Denali Ultimate: a deep dive into its plush interior, tech features and work-truck power.

Next year, heavy-duty GM trucks will lose their Allison badges, even though the transmissions themselves won't change.

After more than two decades working together, General Motors and Allison Transmission are officially splitting up.

Starting with the 2021 model year, customers can order a new GMC Yukon or Chevy Suburban with a Duramax diesel engine in most trims, but an oil-burner option has been absent for the last 20 years ...

The 2024 GMC Sierra AT4X is getting an upgraded powerplant for the new model year. Where it once solely featured GM’s 6.2-liter V8 truck engine, it’s now set to offer Duramax diesel power as standard.

Yorch Glez ditched his Chevy Silverado 5.3L V8 for the Silverado 3.0L Duramax and regrets it! He's considering going back. Is ...

Having worked through the data, we may have just found the most reliable diesel engine going into 2026. As it stands, there ...

The 2023 GMC Sierra 1500 will introduce a few updates and changes over the fully refreshed 2022 model year, dropping in as the fourth model year for the latest fourth-generation pickup. Critically, GM ...

We’ve shown you spy photos and shared what our sources have told us, but now GM has pulled back more of the veil surrounding its next-generation heavy-duty Duramax diesel V-8 engine program. The ...

For the '06 model year GM will show the truck world that it means business by offering a 360hp and 650-lb-ft of torque Duramax (LBZ RPO code) engine. We got an early glimpse of this new diesel ...