Based on data from 26 vehicles, 3,616 fuel-ups and 1,093,372 miles of driving, the 2011 Buick LaCrosse gets a combined Avg MPG of 21.80 with a 0.12 MPG margin of error.

Any Engine Type 3.6L V6 GAS (22) H4 GAS (1) V6 GAS (3) Any Body Style Sedan (12) Any Submodel CX (1) CXS (6) CXL (16) Other (3)

Below you can see a distribution of the fuel-ups with 98 outliers (2.64%) removed.

Following shows the average MPG of each of the 26 vehicles in the system.

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• Lacrosse

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Aug 2019 • 362 Fuel-ups

  Property of nightmedic

• 22.9 Avg MPG

• Buick

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Sep 2019 • 296 Fuel-ups

  Property of chrislw23116

• 20.7 Avg MPG

• The Buick

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Apr 2024 • 18 Fuel-ups

  Property of masseyk

• 27.1 Avg MPG

• Buick LaCrosse CXL

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed
  Added Sep 2018 • 157 Fuel-ups

  Property of eproschek

• 24.0 Avg MPG

• 2011 LaCrosse

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 265 Fuel-ups

  Property of lfburges

• 20.9 Avg MPG

• LaCrosse2011

  2011 Buick LaCrosse CXL H4 GAS Automatic 6 Speed Sedan
  Added Jan 2012 • 264 Fuel-ups

  Property of 2003Highlander

• 25.9 Avg MPG

• LaCrosse

  2011 Buick LaCrosse CXS 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Oct 2017 • 373 Fuel-ups

  Property of a91twin

• 21.0 Avg MPG

• Buick

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed
  Added Oct 2017 • 128 Fuel-ups

  Property of grooten

• 18.2 Avg MPG

• 2011 Buick Lacrosse

  2011 Buick LaCrosse CXS 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Dec 2019 • 32 Fuel-ups

  Property of johni

• 15.6 Avg MPG

• Gigi

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Sep 2022 • 3 Fuel-ups

  Property of gkwoodstoc

• 16.1 Avg MPG

• 2011 Buick Lacrosse - Skye

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Jan 2021 • 10 Fuel-ups

  Property of TheBFD

• 21.4 Avg MPG

• Buick

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Aug 2020 • 4 Fuel-ups

  Property of Agold13

• 19.7 Avg MPG

• Rob

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Oct 2017 • 281 Fuel-ups

  Property of robkreger

• 22.8 Avg MPG

• 2011 Buick LaCrosse CXS

  2011 Buick LaCrosse CXS 3.6L V6 GAS Automatic 6 Speed
  Added Mar 2017 • 330 Fuel-ups

  Property of Viper1

• 20.0 Avg MPG

• Buick LaCrosse

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed
  Added May 2018 • 25 Fuel-ups

  Property of whiskey-burnette

• 27.3 Avg MPG

• My LaCrosse

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed
  Added Jan 2018 • 33 Fuel-ups

  Property of TDubs10

• 22.0 Avg MPG

• Buick Lacrosse

  2011 Buick LaCrosse CXS 3.6L V6 GAS Automatic 6 Speed Sedan
  Added Oct 2017 • 89 Fuel-ups

  Property of JesseKHall

• 21.7 Avg MPG

• Mike's 2011 CXS

  2011 Buick LaCrosse CXS 3.6L V6 GAS Automatic 6 Speed
  Added May 2012 • 628 Fuel-ups

  Property of mnmike

• 23.7 Avg MPG

• My LaCrosse

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed
  Added Jun 2017 • 12 Fuel-ups

  Property of ktglaguna

• 22.4 Avg MPG

• 2011 Buick Lacrosse

  2011 Buick LaCrosse CXL 3.6L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 84 Fuel-ups

  Property of jgoodale

• 27.8 Avg MPG

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