Coinciding with the release of GMC's heavy-duty version of their one-ton truck in 2007 (the GMC 3500HD), the GMC Sierra 3500 Classic was a carry-over of the 2006 Sierra 3500. Available in regular cab, ...

General Motors recently began a push to revive flagging sales of conversion vans, organizing 2,000 Chevrolet and GMC dealerships and 24 conversion companies, known as “upfitters,” to sell van ...

The history of the Duramax diesel begins in ... the 2001 Chevrolet Silverado 2500 and 3500 HD as well as the GMC Sierra 2500 and 3500 HD. Jointly developed with Isuzu, original versions of the ...

GMC's full integration of the Sierra name into their full-sized truck line-up in 1987 included the one-ton capacity level 3500. The Sierra 3500 was the top capacity pickup was among the GMC vehicles ...