Buick Unveils 2012 LaCrosse with eAssist Mild Hybrid System, Returns 37 mpg Highway

Starting from next summer, all versions of the Buick LaCrosse with the 2.4-liter four-cylinder unit will be fitted with GM's eAssist mild hybrid technology as standard, the automaker announced today. The 2012MY LaCrosse will make its world premiere this week at the Los Angeles Auto Show.The eAssist system shares the same basic belt-alternator-starter configuration of previous BAS designs, but