In September, GM announced their official MPG numbers for the new 2008 Chevy Tahoe and GMC Yukon hybrids. The EPA has now posted the official government verdict, and the numbers match what GM announced. The
two large hybrids share official EPA estimates: The 2WD versions get 21 city, 22 highway (21 combined) while the 4WD versions get 20 mpg in all those categories. You can find EPA's pages for the Tahoe hybrids here and the Yukon hybrids here. For comparison, the non-hybrid 2008 GMC Yukon 1500 2WD gets between 11 and 14 mpg in the city and 15 and 20 mpg on the highway (depending on engine type, fuel and how many speeds the transmission has).
[Source: Fueleconomy.gov, h/t to mulad]
two large hybrids share official EPA estimates: The 2WD versions get 21 city, 22 highway (21 combined) while the 4WD versions get 20 mpg in all those categories. You can find EPA's pages for the Tahoe hybrids here and the Yukon hybrids here. For comparison, the non-hybrid 2008 GMC Yukon 1500 2WD gets between 11 and 14 mpg in the city and 15 and 20 mpg on the highway (depending on engine type, fuel and how many speeds the transmission has).
[Source: Fueleconomy.gov, h/t to mulad]
