The following cars represent the most technically advanced available.
With a price around $30,000 and fuel economy around 30 mpg, the 2012 Buick LaCrosse represents luxury at a discount, but it still needs work on its cabin electronics integration.
Buick released photos of and details about the 2014 LaCrosse, a car that will make its public debut during the 2013 New York auto show.
Firmly set as a luxury car (as opposed to a sports car), the 2010 Buick LaCrosse CXS offers a suite of modern electronics and one of the better sound systems available in a vehicle.
GM engineers a great car but hamstrings it with tech decisions that leave the glass half full.
Buick bills its new LaCrosse as the most fuel-efficient luxury car with good reason. Its electric-assisted four-cylinder engine gives the full-size sedan average fuel economy around 30 mpg.
Buick's new eAssist mild hybrid system comes as a standard feature on the new LaCrosse, giving this full-size luxury sedan fuel economy in the 30s.
GM hopes Hitachi's pack will help boost fuel economy of the 2012 Buick LaCrosse by 25 percent.
For the 2012 LaCrosse, Buick makes its eAssist mild hybrid system standard, increasing overall fuel economy by 26 percent.
Buick doesn't put a hybrid badge on its new LaCrosse, as its mild hybrid power train, called eAssist, will be standard on the car. This belt-alternator system adds boost to the direct-injection four-cylinder engine and recovers waste energy, leading to a 26 percent increase in fuel economy.
General Motors announced that the 2012 Buick LaCrosse with eAssist will be priced starting at $29,960 before an $860 destination charge.