2004 GMC Yukon: What is the size of the trunk and cargo space?

The size of the trunk and cargo space on the 2004 GMC Yukon is 16.3 to 63.6 ft, 104.6 ft with seat area . The larger number is the size of the space with the seats folded down, while the smaller number is the seats folded up. There is a small slit in the floor of the vehicle that You can raise up. Under this floor panel is a compartment that the seats can be folded down into. To do this You will need to grab the level on the side of the seats and pull it. This will allow You to push the seats down into the holes and secure them. They will make a click sound when locked into place. You can do this action in reverse to get them back up, and it should only take a minute or two to do it.