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

Optional is the 6.6-liter Duramax V8 turbo-diesel, nudging power up ... and generally slick cabin -- in the Ram 2500 could draw some people out of the Chevy dealership. Or, for that matter ...

The 2024 GMC Sierra 2500HD has done just that by pumping the power of its 6.6-liter Duramax turbo-diesel up to 470 horsepower and 975 lb-ft of torque, which gives its Crew Cab configuration a best ...

General Motors' Duramax engine is one of the most legendary diesel engines ... in 2001 in heavy-duty pickups like the Chevrolet Silverado 2500HD, offering a fresh new start after the company's ...

So is it worth it? If it was me going to a Chevy dealer, I would most definitely spring an extra $995 for the Duramax diesel. It simply makes the Tahoe a better truck. It makes it drive better ...

Maximum towing capacity for the 2007 Chevrolet Silverado 2500HD Classic equipped with the 8.1-liter gasoline engine or the 6.6-liter Duramax turbo diesel is rated at 12,000 pounds. When opting for an ...

Diesel exhaust fluid (DEF) is nothing new. GM’s Duramax-powered Chevrolet Silverado and GMC Sierra 2500HD and 3500HD pickups have had used the stuff since 2011. So has Ford’s F-Series Super Duty.

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