The things that might cause a diesel engine to lose power are a failing turbocharger, issues with injectors, EGR valve ...

GMC Sierra owner David Tidwell ditches his 3.0L Duramax for a 2026 Ram 1500 after "imploding" engines and thrust bearing ...

GMC Sierra owner Jacob Van Den Top reports lifter failure on his 6.2L V8, challenging GM’s claims that the valvetrain issues ...

The 2026 GMC Sierra delivers strong capability where it matters most. Now, GM Authority is taking a closer look at the 2026 ...

The largest pickup truck manufacturer of the Detroit Big Three is recalling 11,787 units of the Chevrolet Silverado HD and GMC Sierra HD to fix a problem that relates to motor vehicle safety. In these ...

All-New V8 Engine for 2026 GMC Sierra 1500 Turns GMC Haters Into CHEERLEADERS! The 2026 GMC Sierra 1500 is shaking up the truck world with the arrival of its all-new V8 engine, signaling a major leap ...

The GMC Sierra 1500's next generation is right around the corner, and new spy photos reveal more details, including a good look at its interior. GMC's full-size truck will have a large horizontal ...

The Chevrolet Silverado and GMC Sierra led the full-size pickup segment in 2025, and all-new replacements will be revealed in 2026. GM to reveal new Chevrolet Silverado and GMC Sierra pickups later ...

Tow ratings on the 2026 GMC Sierra EV swing from a towering 12,500 lbs. to a just so-so 8,500 lbs. — a two-ton gap. If you’re buying one to haul, you’ll want to pay close attention, because we’ve got ...

General Motors is recalling 597,630 of its full-size U.S. trucks and SUVs because the vehicles' V8 engines can fail during use, raising the risk of a crash. Manufacturing defects in the connecting rod ...

General Motors is recalling nearly 600,000 vehicles across its Cadillac, Chevrolet and GMC brands in the U.S. due to potential manufacturing defects that can cause engine failure.The recall covers ...