GMC Sierra Denali 2500HD and 3500HD


The starting point is the strongest, most powerful GMC Sierra Heavy Duty pickups ever. 

With a proven powertrain and the new standard in quiet, comfortable truck interiors, pickup first technologies and cargo box innovations, the GMC Sierra Denali is now the premium-duty breed of professional grade trucks. 

The redesigned cabin in the Sierra Denali combines triple door seals, inlaid doors and other refinements throughout the truck to create our quietest HD pickup ever. 

Add premium materials, supportive seats and generous storage and you've set the new standard in heavy-duty truck interiors. 

Sierra Denali's all-new instrument panel puts controls where they're most visible- at your fingertips- and information at the sound of your voice.