The 6.6 Duramax is one of the most powerful engines for heavy-duty trucks like the Chevy Silverado and GMC Sierra, but how ...

Which pickup trucks have the best diesel engines? These oil burners are made to deliver excellent power for towing and ...

The Duramax diesel is a series of diesel engines manufactured by General Motors. Here's a breakdown of the generations over ...

The price of the 2025 GMC Sierra 2500HD / 3500 HD starts at $48,295 and goes up to $94,795 depending on the trim and options. The crew cab with the standard bed remains our Sierra 2500HD ...

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

Select a vehicle trim below to get a valuation.

Select a vehicle trim below to get a valuation.

Any truck is a big investment, but in the GMC Sierra HD AT4X AEV's case ... with the optional 470-hp turbocharged 6.6-liter V-8 Duramax diesel powerplant that packs 975 pound-feet of torque.

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

In its latest iteration, the Tahoe offers a 3.0-liter Duramax turbo-diesel engine upgrade applicable to any trim for just $995. That’s right, whether you buy a base LS or top-of-the-line High ...