Based on data from 22 vehicles, 2,316 fuel-ups and 612,554 miles of driving, the 2006 Buick LaCrosse gets a combined Avg MPG of 19.86 with a 0.20 MPG margin of error.

Any Engine Type 3.6L V6 GAS (2) 3.8L V6 GAS (20) Any Body Style Sedan (7) Any Submodel CXS (2) CX (7) CXL (13)

Below you can see a distribution of the fuel-ups with 50 outliers (2.11%) removed.

Following shows the average MPG of each of the 22 vehicles in the system.

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• 06 Buick LaCrosse #2

  2006 Buick LaCrosse CXS 3.6L V6 GAS Automatic 4 Speed
  Added Jun 2020 • 246 Fuel-ups

  Property of MuchoMPG

• 18.9 Avg MPG

• My LaCrosse

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed
  Added Feb 2019 • 49 Fuel-ups

  Property of khovermale

• 13.8 Avg MPG

• My LaCrosse

  2006 Buick LaCrosse CXS 3.6L V6 GAS Automatic 4 Speed
  Added Oct 2017 • 177 Fuel-ups

  Property of bigGeoPitMaster

• 18.4 Avg MPG

• Black beauty

  2006 Buick LaCrosse CX 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Jan 2022 • 48 Fuel-ups

  Property of djprice

• 21.5 Avg MPG

• The Hilly Mobile

  2006 Buick LaCrosse CX 3.8L V6 GAS Automatic 4 Speed
  Added May 2020 • 328 Fuel-ups

  Property of redhotmedic78

• 23.8 Avg MPG

• LaCrosse

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Jul 2018 • 85 Fuel-ups

  Property of modemeagle

• 23.2 Avg MPG

• My LaCrosse

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed
  Added Jul 2024 • 20 Fuel-ups

  Property of RonPaul2024

• 24.2 Avg MPG

• Norman

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed
  Added Mar 2017 • 320 Fuel-ups

  Property of Derf82

• 19.4 Avg MPG

• My LaCrosse

  2006 Buick LaCrosse CX 3.8L V6 GAS Automatic 4 Speed
  Added Jul 2021 • 109 Fuel-ups

  Property of wanee

• 21.4 Avg MPG

• Buick LaCross

  2006 Buick LaCrosse CX 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 382 Fuel-ups

  Property of botirjon

• 23.7 Avg MPG

• '06 Buick

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Oct 2021 • 21 Fuel-ups

  Property of treyben

• 21.8 Avg MPG

• Grandma Lulu

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 525 Fuel-ups

  Property of leighanns333

• 16.8 Avg MPG

• Buick

  2006 Buick LaCrosse CX 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Apr 2021 • 20 Fuel-ups

  Property of anoNY

• 21.5 Avg MPG

• 06 Buick LaCrosse #1

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed
  Added Jan 2017 • 248 Fuel-ups

  Property of MuchoMPG

• 23.1 Avg MPG

• Riley

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 167 Fuel-ups

  Property of lundrider

• 22.8 Avg MPG

• MARY ANN ROWLAN

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Oct 2017 • 61 Fuel-ups

  Property of purplros

• 15.3 Avg MPG

• Buick LaCrosse

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Apr 2018 • 4 Fuel-ups

  Property of myarbrough

• 26.0 Avg MPG

• Century

  2006 Buick LaCrosse CX 3.8L V6 GAS Automatic 4 Speed
  Added Mar 2017 • 93 Fuel-ups

  Property of khovermale

• 19.8 Avg MPG

• Road Pig

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Jan 2017 • 10 Fuel-ups

  Property of quadaffyduck

• 25.0 Avg MPG

• My LaCrosse

  2006 Buick LaCrosse CXL 3.8L V6 GAS Automatic 4 Speed
  Added Jul 2017 • 66 Fuel-ups

  Property of wbwb1

• 21.0 Avg MPG

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