2009 GMC Sierra Xtra Fuel Economy (XFE) Hybrid Truck


  • Aerodynamic, with a 0.412 coefficient of drag
  • Achieves 15 city and 21 highway mileage
  • XFE is available on two-wheel-drive vehicles equipped with the 5.3L V-8 and six-speed transmission
  • Towing rating increases from 6,600 pounds to 7,000 pounds