Since the GVWR of the Silverado 2500HD is so high, General Motors isn't legally required to post fuel economy figures on the window sticker. That's too bad, as it may well be a selling point.

IL 8 Popular Chevrolet Silverado 2500 HD Trims for Sale Chevrolet Silverado 2500HD 4WD Crew Cab Standard Bed LT for Sale 43 Chevrolet Silverado 2500HD 4WD Crew Cab Standard Bed Custom for Sale 40 ...

But I digress—you've come here to read about how the new Duramax-equipped 2017 Chevrolet Silverado 2500HD 4x4 LTZ Z71 drives, not a think piece on the madness that is the Detroit Three's battle ...

We rented two of GM’s new crew-cab trucks: a Chevrolet Silverado 2500HD 4WD LTZ and GMC Sierra 2500HD 4WD AT4. Here’s what we’ve learned during our time and miles with these titanic trucks.