The Chevrolet Silverado HD — and its corporate twin in the GMC Sierra HD — can be had with either a standard 6.6-liter gasoline V8, or the optional 6.6-liter Duramax turbo-diesel. Opting for the TD ...
Like Stellantis with its Hemi V8, General Motors has no intention of discontinuing the iconic V8 engine. It’s a powertrain that’s hard to replace, especially in larger SUVs and pickup trucks, which is ...
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