Transmission Type by Car: CVT, Automatic or Manual / Buick / LaCrosseBuick LaCrosse Transmission by year YearTransmission20196-speed automatic or 9-speed automatic20186-speed automatic or 9-speed automatic20178-speed automatic20166-speed automatic20156-speed automatic20146-speed automatic20136-speed automatic2012CVT (continuously variable, 6 simulated steps) or 6-speed automatic20116-speed automatic Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).