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Buick LaCrosse MPG

EPA fuel economy for 31 Buick LaCrosse trims sold from 2011 to 2019. Best ever: 29 MPG (2019 LaCrosse eAssist). Latest model year 2019: 23 to 29 MPG combined across 3 trims.

29best combined MPG (2019)
25 / 35city / highway of the best trim
20lowest combined MPG (2016)
9model years rated
$2,150a year to fuel, cheapest 2019 trim at EPA prices

Buick LaCrosse fuel cost calculator

Enter what you pay for fuel and how far you drive in a year. The starting prices are the ones the EPA uses for its own yearly fuel-cost estimates. Every cost on this page updates as you type.

At $4.16 a gallon for regular and 15,000 miles a year, the cheapest 2019 Buick LaCrosse to fuel is the LaCrosse eAssist, 2.5 L, 4 cyl, Hybrid (29 MPG) at $2,150 a year. The LaCrosse AWD, 3.6 L, 6 cyl (23 MPG) costs $2,710, so the thriftier trim saves $560 a year and $2,800 over five years.

2019 trimEngineTransmissionDriveFuelCombCost/yrvs cheapest
LaCrosse eAssist2.5 L, 4 cyl, HybridAuto (S6)FWDRegular29$2,150cheapest
LaCrosse3.6 L, 6 cylAuto (S9)FWDRegular24$2,600+$450
LaCrosse AWD3.6 L, 6 cylAuto (S9)AWDRegular23$2,710+$560

Cost per year is miles per year divided by the EPA combined rating, times your fuel price; electric vehicles use the EPA's kWh per 100 miles instead. Rounded to the nearest $10. Your prices are kept in this browser only.

Buick LaCrosse MPG by year

YearBest combinedCityHwyBest trim that yearTrims
2019292535LaCrosse eAssist, 2.5 L, 4 cyl, Hybrid, Auto (S6)3
2018292535LaCrosse eAssist, 2.5 L, 4 cyl, Hybrid, Auto 6-spd3
2017252131LaCrosse, 3.6 L, 6 cyl, Auto (S8)2
2016282435LaCrosse eAssist, 2.4 L, 4 cyl, Hybrid, Auto (S6)4
2015282435LaCrosse eAssist, 2.4 L, 4 cyl, Hybrid, Auto (S6)4
2014282435LaCrosse eAssist, 2.4 L, 4 cyl, Hybrid, Auto (S6)4
2013292536LaCrosse eAssist, 2.4 L, 4 cyl, Hybrid, Auto (S6)4
2012282435LaCrosse eAssist, 2.4 L, 4 cyl, Hybrid, Auto (AV-S6)4
2011231929LaCrosse, 2.4 L, 4 cyl, Auto (S6)3

Every Buick LaCrosse trim

YearTrimEngineTransmissionDriveFuelCityHwyCombCO2 g/miFuel cost/yr
2019LaCrosse eAssist2.5 L, 4 cyl, HybridAuto (S6)FWDRegular253529308$2,150
2019LaCrosse3.6 L, 6 cylAuto (S9)FWDRegular203024374$2,600
2019LaCrosse AWD3.6 L, 6 cylAuto (S9)AWDRegular202923383$2,710
2018LaCrosse eAssist2.5 L, 4 cyl, HybridAuto 6-spdFWDRegular253529306$2,150
2018LaCrosse3.6 L, 6 cylAuto (S9)FWDRegular213024367$2,600
2018LaCrosse AWD3.6 L, 6 cylAuto (S9)AWDRegular202923386$2,710
2017LaCrosse3.6 L, 6 cylAuto (S8)FWDRegular213125360$2,500
2017LaCrosse AWD3.6 L, 6 cylAuto (S8)AWDRegular202923378$2,710
2016LaCrosse eAssist2.4 L, 4 cyl, HybridAuto (S6)FWDRegular243528312$2,230
2016LaCrosse3.6 L, 6 cyl, FFVAuto (S6)FWDGasoline or E85182821422$2,970
2016LaCrosse3.6 L, 6 cylAuto (S6)FWDRegular182821410$2,970
2016LaCrosse AWD3.6 L, 6 cyl, FFVAuto (S6)AWDGasoline or E85172620441$3,120
2015LaCrosse eAssist2.4 L, 4 cyl, HybridAuto (S6)FWDRegular243528314$2,230
2015LaCrosse3.6 L, 6 cylAuto (S6)FWDRegular182821419$2,970
2015LaCrosse3.6 L, 6 cyl, FFVAuto (S6)FWDGasoline or E85182821422$2,970
2015LaCrosse AWD3.6 L, 6 cyl, FFVAuto (S6)AWDGasoline or E85172620444$3,120
2014LaCrosse eAssist2.4 L, 4 cyl, HybridAuto (S6)FWDRegular243528312$2,230
2014LaCrosse3.6 L, 6 cyl, FFVAuto (S6)FWDGasoline or E85182821422$2,970
2014LaCrosse3.6 L, 6 cylAuto (S6)FWDRegular182821417$2,970
2014LaCrosse AWD3.6 L, 6 cyl, FFVAuto (S6)AWDGasoline or E85172620438$3,120
2013LaCrosse eAssist2.4 L, 4 cyl, HybridAuto (S6)FWDRegular253629312$2,150
2013LaCrosse3.6 L, 6 cylAuto (S6)FWDRegular172721433$2,970
2013LaCrosse3.6 L, 6 cyl, FFVAuto (S6)FWDGasoline or E85172721432$2,970
2013LaCrosse AWD3.6 L, 6 cyl, FFVAuto (S6)AWDGasoline or E85172520453$3,120
2012LaCrosse eAssist2.4 L, 4 cyl, HybridAuto (AV-S6)FWDRegular243528317$2,230
2012LaCrosse3.6 L, 6 cyl, FFVAuto (S6)FWDGasoline or E85172721423$2,970
2012LaCrosse3.6 L, 6 cyl, FFVAuto (S6)FWDGasoline or E85172721423$2,970
2012LaCrosse AWD3.6 L, 6 cyl, FFVAuto (S6)AWDGasoline or E85162620444$3,120
2011LaCrosse2.4 L, 4 cylAuto (S6)FWDRegular192923386$2,710
2011LaCrosse3.6 L, 6 cylAuto (S6)FWDRegular172720444$3,120
2011LaCrosse AWD3.6 L, 6 cylAuto (S6)AWDRegular162620444$3,120

CO2 is tailpipe grams per mile from the EPA test. Fuel cost per year uses the prices and miles in the calculator above (the EPA's own prices and 15,000 miles a year until you change them); blank when the fuel has no price here (hydrogen, natural gas).

Compare with other 2019 Midsize Cars

VehicleCombinedCityHwy
2019 Hyundai Ioniq Electric136150122
2019 Tesla Model 3 Standard Range Plus133140124
2019 Honda Clarity EV114126103
2019 Nissan Leaf (40 kW-hr battery pack)11212499
2019 Toyota Prius Eco565853
2019 Toyota Prius Prime545553

All Midsize Cars ranked by MPG

Questions people ask

What is the best MPG for a Buick LaCrosse?

The most efficient Buick LaCrosse the EPA has rated is the 2019 LaCrosse eAssist at 29 MPG combined (25 city, 35 highway).

What MPG does the 2019 Buick LaCrosse get?

2019 Buick LaCrosse trims range from 23 to 29 MPG combined, depending on engine, transmission and drivetrain.

Which Buick LaCrosse has the worst fuel economy?

The 2016 LaCrosse AWD is the lowest rated at 20 MPG combined.

How much does it cost to fuel a Buick LaCrosse for a year?

At $4.16 a gallon for regular and 15,000 miles a year, the cheapest 2019 Buick LaCrosse to fuel is the LaCrosse eAssist, 2.5 L, 4 cyl, Hybrid (29 MPG) at $2,150 a year. The LaCrosse AWD, 3.6 L, 6 cyl (23 MPG) costs $2,710, so the thriftier trim saves $560 a year and $2,800 over five years.

More from Buick: every Buick model. Fuel types on this model: Gasoline or E85, Regular. EPA classes: Midsize Cars.