Starting this summer, Buick will offer the 4-cylinder LaCrosse sedan with the eAssist micro-hybrid technology as standard. The LaCrosse eAssist uses a variety of systems and body modifications to deliver an estimated fuel economy rating of 37 mpg on the highway and 25 mpg in the city (pending EPA certification).

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In the latest round of safety recalls, General Motors has issued a warning on certain 2011MY Buick LaCrosse sedans and Cadillac SRX crossovers due to a software glitch that may disable the driver’s ability to adjust the settings on the hearing, ventilation, and air conditioning (HVAC) systems.

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In the latest round of safety recalls, General Motors has issued a warning on certain 2011MY Buick LaCrosse sedans and Cadillac SRX crossovers due to a software glitch that may disable the driver’s ability to adjust the settings on the hearing, ventilation, and air conditioning (HVAC) systems.

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The Buick LaCrosse is a mid-size luxury sedan produced by General Motors. The Buick LaCrosse, is a four-door sedan which replaced the Oldsmobile Intrigue, Buick Century and Regal in North America beginning in the 2005 model year.

North America

The LaCrosse made its debut in late 2004 as a 2005 model to replace the Century and Regal. Riding on a revised version of the W-body known as MS2000, the LaCrosse was initially available with two powerplant choices in three trim levels: a 3.8 L 3800 Series III V6 available in base CX and mid-level CXL forms, and a 3.6 L HFV6 V6 in the top line CXS model. Power is routed to the front wheels via a 4T65-E automatic transmission (4T65-E HD on Super's).