1.)Industry Exclusive Midgate. Avalanche the only vehicle that can go from a 6 passenger SUV to a full-size pickup. 2.) With Avalanche's 31 gallon fuel tank, Avalanche travels farther between fill up, with a highway range of 650 miles. 3.) Powerful 5.3L V8 Flex Fuel engine with Active Fuel Management. 4.)Best in Class Fuel Economy: Avalanche 2WD delivers 15 mpg city/21 highway. Avalanche 4WD is not rated by EPA for fuel economy estimates. 5.) 45.5 cubic feet of storage, biggest trunk and lockable top-box storage. 6.) Standard OnStar with available Directions and Connections with Turn-by-Turn Navigation. 7.) Chevrolet Avalanche received 5-Stars in Frontal impact for Driver and Front Passenger and now includes standard front seat-mounted side-impact air bags. 8.) High refinement craftsmanship: Flush surfaces and tight component fits help provide a premium quality appearance. 9.) Fully boxed frame reduces frame bending and twisting, enabling improved ride quality, road and powertrain noise isolation. 10.) Best warranty in the industry. Avalanche offers a 3-yr/36,000 mile bumper-to-bumper warranty plus a 5-yr/100,000 mile powertrain warranty with roadside assistance and courtesy transportation.