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Buick announced pricing today for the 2012 Regal with eAssist, starting at $29,530, and the 2012 Regal GS starting at $35,310 including destination charges.
General Motors announced that the 2012 Buick LaCrosse with eAssist will be priced starting at $29,960 before an $860 destination charge.
General Motors' second-generation mild hybrid technology, which improves mileage by 25 percent, will be used in upcoming Buick Regal model and potentially other cars.
Chevrolet is hedging its alternative fuel bets by adding an electric subcompact to its line-up.
Automakers and the White House are said to be close to a deal that will set the average fuel efficiency for cars and light trucks through 2025.
CAFE standards are set to double by 2025, a fuel economy mandate which will push automakers to adopt more efficient engines, start-stop hybrids, and hybrids.
Automotive News reports on GMC's future model plans.
For the 2012 LaCrosse, Buick makes its eAssist mild hybrid system standard, increasing overall fuel economy by 26 percent.
Automotive News reports on Ford's new idle-stop system.
GM hopes Hitachi's pack will help boost fuel economy of the 2012 Buick LaCrosse by 25 percent.