Incident National Car Rental Commits Negligence by Not Having Snow Tires on any of its cars for renters going skiing in the mountains. And I understand NO car rental companies at Denver Airport have cars with snow tires, studded or not. Through Priceline I rented a Chevy HHR at Denver Airport that apparently with 25, 000 miles had very little tread on its tires. None of the cars in the row I chose from had sufficient tread on so-called all-weather tires. National says front-wheel drive cars are all that's needed to drive in the heavy... read full review »