General Motors has been using Duramax diesel engines in certain workhorse models for nearly a quarter century. The 6.6-liter V8 version which powers Chevy Silverado 2500/3500HD and GMC Sierra Heavy ...
If you want to make your diesel go fast, there are only two things you need to make it happen: more air and more fuel. Of course, that’s entirely oversimplifying the situation, but you get the picture ...
GMC rolled out its 2011 Sierra HD (2500/3500 Series) heavy-duty pickup trucks last week at a news conference at the FCCC booth on the floor of The Work Truck Show, which was held in St. Louis last ...
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