2017 Buick LaCrosse

Sedan Regular
Buick LaCrosse 2017
25MPG Combined
2 Trims
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Updated February 27, 2026

The 2017 Buick LaCrosse Sedan provides 23–25 combined MPG depending on trim. We’ve compiled EPA fuel economy data, NHTSA safety ratings, and recall history so you can make an informed decision.

2017 Buick LaCrosse Specifications

SpecValue
Combined MPG23–25 combined MPG depending on trim
City MPG21
Highway MPG31
Body StyleSedan
Fuel TypeRegular
DriveFWD
Available Trims2

Available Trims

TrimMPG (City/Hwy/Combined)EngineTransmission
6 cyl21/31/253.6L 6cylAutomatic (S8)
6 cyl20/29/233.6L 6cylAutomatic (S8)

Annual Fuel Cost

Based on EPA estimates, the 2017 Buick LaCrosse costs approximately $1,825 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

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