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05-30-2017, 10:00 PM
What’s 220 pounds to General Motors’ new 6.6-liter Duramax diesel V-8 engine? Not much, based on the minuscule differences between the performances of the 2017 GMC Sierra 2500HD tested here and a slightly smaller, extended-cab Chevrolet Silverado 2500HD with the same engine we tested earlier this year. This 8000-pound GMC—a high-zoot, crew-cab Denali model—is 9.5 […]
More... (http://feedproxy.google.com/~r/caranddriver/blog/~3/1avuQldEUII/2017-gmc-sierra-2500hd-diesel-4x4-crew-cab-test-review)
More... (http://feedproxy.google.com/~r/caranddriver/blog/~3/1avuQldEUII/2017-gmc-sierra-2500hd-diesel-4x4-crew-cab-test-review)