Buick · 2011–2019 · Gas / Flex-fuel
Buick LaCrosse MPG by year
The EPA has rated 9 model years of the Buick LaCrosse, from 2011 to 2019. The most fuel-efficient year is the 2017, at 25 MPG combined in its best configuration. The best 2019 model is 4% more efficient than the best 2011 model (24 vs. 23 MPG). The 2019 model is 14% less efficient than the median midsize car that year (24 vs. 28 MPG).
Combined MPG by model year
- LaCrosse, most efficient version
- Range across configurations
- Class median
Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPG. Click a point to open that model year; the table below lists every value.
Every LaCrosse model year
| Year | Type | Best combined | City / Hwy | Class median | Range | Configs | Fuel / yr |
|---|---|---|---|---|---|---|---|
| 2019 | Gas | 24 MPG lowest 23 |
20 / 30 | 28 | — | 2 | $1,938 |
| 2018 | Gas | 24 MPG lowest 23 |
21 / 30 | 28 | — | 2 | $1,938 |
| 2017 | Gas | 25 MPG lowest 23 |
21 / 31 | 27 | — | 2 | $1,860 |
| 2016 | Flex-fuel | 21 MPG lowest 20 |
18 / 28 | 28 | — | 3 | $2,214 |
| 2015 | Gas | 21 MPG | 18 / 28 | 27.5 | — | 3 | $2,214 |
| 2014 | Flex-fuel | 21 MPG lowest 20 |
18 / 28 | 28 | — | 3 | $2,214 |
| 2013 | Gas | 21 MPG | 17 / 27 | 26 | — | 3 | $2,214 |
| 2012 | Flex-fuel | 21 MPG lowest 20 |
17 / 27 | 24 | — | 2 | $2,214 |
| 2011 | Gas | 23 MPG lowest 20 |
19 / 29 | 24 | — | 3 | $2,022 |
Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.
Compare LaCrosse model years
See how much a newer LaCrosse would save over an older one.
Models similar to the Buick LaCrosse
Other Buick LaCrosse versions
Frequently asked questions
Which Buick LaCrosse year has the best fuel economy?
The 2017 Buick LaCrosse, rated up to 25 MPG combined. At 15,000 miles a year with $3.10/gal regular gas, that works out to about $1,860 a year.
Which Buick LaCrosse year has the worst fuel economy?
The 2012 model, whose most efficient version is rated 21 MPG combined (about $2,214 a year to fuel).
What is the fuel economy of the latest Buick LaCrosse?
The 2019 Buick LaCrosse is rated up to 24 MPG combined.