Buick LaCrosse MPG by model year
Combined EPA ratings for each Buick LaCrosse model year. Years with identical ratings are grouped together.
| Model year | Combined MPG | Best hwy | Versions |
|---|---|---|---|
| 2019 | 23–29 MPG | 35 | 3 |
| 2018 | 23–29 MPG | 35 | 3 |
| 2017 | 23–25 MPG | 31 | 2 |
| 2014–2016 | 20–28 MPG | 35 | 4 |
| 2013 | 20–29 MPG | 36 | 4 |
| 2012 | 20–28 MPG | 35 | 3 |
| 2011 | 20–23 MPG | 29 | 3 |
Model years before 2005 are listed for reference without a separate page.
Source: U.S. Environmental Protection Agency and U.S. Department of Energy, fueleconomy.gov. Original data (downloaded 2026-09-29). Data processed by us; errors in processing are ours, not the publisher's.