Self-proclaimed “truck guys” have a soft spot for big diesel engines that lay down massive amounts of torque and produce an elephant-sized rumble. Yet there is something about the GMC Sierra Denali HD that may turn this crowd off. It’s quiet…too quiet.

LOVE IT Quiet, smooth ride Auto-grade braking Bumper integrated step

LEAVE IT Perhaps too quiet 2500 not quite as confident towing as the F-250