General Motors (NYSE:) announced today that it will build full-size sport utility vehicles with flexible fuel capability. Beginning in the 2002 model year, all Chevrolet Suburbans and Tahoes and GMC Yukons and Yukon XL's equipped with the Vortec 5.3 liter V8 can run on varying blends of ethanol and gasoline -- from 100 percent gasoline up to a maximum 85 percent ethanol (E85). The all-new Chevrolet Avalanche "ultimate utility vehicle" with the standard 5.3 liter V8 will also have E85 capability beginning in the 2003 model year.