Top 9 most reliable used diesel trucks under $20,000, ranked by reliability ratings—with key years, engines, and buying tips ...

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

A 2025 GMC Sierra 3500 AT4 owner is reeling after his brand-new diesel dropped from 24 MPG highway to a measly 17 MPG, and ...

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

The licensing agreement between GM and Allison Transmission is set to expire at the end of 2025, meaning GM will remove all ...

GM is taking the unprecedented step of removing some of the badging on its unsold trucks starting in 2026. Here's how GM ended up in this weird situation.

The third truck with more range than the Tundra hybrid is the GMC Sierra Duramax diesel. It’s like the Silverado, only it’s more luxurious.

Owners of older General Motors HD trucks may qualify for payouts between $400 and $12,000. The class-action lawsuit claims heavy-duty Chevrolet Silverado and GMC Sierra trucks with the 6.6-liter ...

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

The days of pickup trucks being used for contractors and service employees are still in full effect, but in the last 10 years, the truck game has transformed significantly into more of a utilization ...

Allied planners knew logistics were critical for waging modern war. And GMC had the perfect truck for the job.

For heavy-duty jobs, owners say that GM's dually trucks are stable and Ram's are the most comfortable. Meanwhile, Ford's ...