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6.7 Cummins Vs. 6.6 Duramax Diesel: How Do The Two Engines Compare?

Cummins vs. Duramax is certainly an argument had often among diesel enthusiasts, but in a practical performance comparison, ...
Consumer Reports9mon

GMC Sierra 2500HD

This has become a season for heavy-duty trucks, with GMC revealing its upcoming 2024 Sierra HD, right on the heels of the unveils for the related Chevrolet Silverado HD and updated Ford Super Duty.
Autoblog11y

2015 Sierra All Terrain HD looks ready to hit heavy-duty trails

2015 Sierra All Terrain HD looks ready to hit heavy-duty trails GMC is getting its heavy-duty trucks ready for the mud this summer with its All Terrain package for the Sierra 2500HD and 3500HD. Meant ...
Consumer Reports9mon

GMC Sierra 3500HD

This has become a season for heavy-duty trucks, with GMC revealing its upcoming 2024 Sierra HD, right on the heels of the unveils for the related Chevrolet Silverado HD and updated Ford Super Duty.