General Motors Full Size Truck Lead Development Engineer Mike Norrito talked to Lou Ann Hammond, CEO, Driving the Nation, about the towing capacity, trailering capacity with the 5.3 ecotec V-8 engine GMC Sierra Denali. What about 6.2 V-8 Ecotec3 engine of the Sierra Denali max trailer package?

What are some of the changes for the 2014 GMC Sierra Denali?

What is the difference is suspension setup between the new generation and the previous generation?