Discover the surprising Japanese roots of GM's popular Duramax diesel engine, a powerhouse for US pickup trucks since 2001.

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

November 2025- OXE Marine AB (publ), the leader in high-performance diesel marine propulsion, today announces a supply and development agreement ("Agreement") with GM Marine, positioning ...

MAHLE Lifecycle and Mobility has introduced comprehensive gasket coverage for Duramax L5P 6.6L and Subaru FA24F 2.4L engines.

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

Yorch Glez ditched his Chevy Silverado 5.3L V8 for the Silverado 3.0L Duramax and regrets it! He's considering going back. Is the Duramax really a downgrade? What's your take?

A GMC Sierra 1500 owner is stunned that his diesel truck delivers a "shockingly good" 23.5 MPG on logging roads, even with ...

As the pickup truck segment is fiercely competitive, Chevrolet offers ten different models for their all-American half-ton ...

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

With four engines and a range of configurations, the 2026 Chevy Silverado 1500 offers competitive tow ratings, and now, GM Authority is taking a closer look.