Two brand-new 2025 trucks battle for the win. Which one is a better choice: the half-ton GMC Sierra or the heavy-duty Chevrolet Silverado? A fuel-efficient 3.0-liter Duramax or a 6.6-liter Duramax V8?
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What counts as high mileage on a 6.6 Duramax?
High mileage on a 6.6 Duramax is less about a single scary number on the odometer and more about how that number lines up ...
If you have a Duramax diesel engine under the hood of your Chevy or GMC truck, you might be able to get some cash from the folks at General Motors. GMC Sierra and Chevrolet Silverado models that were ...
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