2012 Buick LaCrosse

Sedan Flex Fuel
Buick LaCrosse 2012
21MPG Combined
3 Trims
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Updated February 27, 2026

Looking at the 2012 Buick LaCrosse? This Sedan offers 20–21 combined MPG depending on trim and comes with 3 available configurations. We break down the specs, safety data, and how it compares to the competition.

2012 Buick LaCrosse Specifications

SpecValue
Combined MPG20–21 combined MPG depending on trim
City MPG17
Highway MPG27
Body StyleSedan
Fuel TypeFlex Fuel
DriveFWD
Available Trims3

Available Trims

TrimMPG (City/Hwy/Combined)EngineTransmission
6 cyl17/27/213.6L 6cylAutomatic (S6)
Sport17/27/213.6L 6cylAutomatic (S6)
6 cyl16/26/203.6L 6cylAutomatic (S6)

Annual Fuel Cost

Based on EPA estimates, the 2012 Buick LaCrosse costs approximately $2,133 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

Compare the 2012 Buick LaCrosse

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