General Motors brought out a new version of the 6.6L Duramax V-8 engine, known as the LML, for the 2011 model year. Among various other changes, the company replaced the previous Duramax’s CP3 ...
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 ...