Based on data from 21 vehicles, 1,693 fuel-ups and 413,177 miles of driving, the 2003 Buick Rendezvous gets a combined Avg MPG of 19.64 with a 0.21 MPG margin of error.

Any Engine Type 3.4L V6 GAS (14) V6 GAS (6) Any Body Style Sport Utility (4) Any Submodel CX (4) CXL (10) Other (7)

Below you can see a distribution of the fuel-ups with 42 outliers (2.42%) removed.

Following shows the average MPG of each of the 21 vehicles in the system.

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• My Rendezvous

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed
  Added Jun 2023 • 107 Fuel-ups

  Property of jamesfarriss

• 18.7 Avg MPG

• Buick Rendezvous

  2003 Buick Rendezvous CX 3.4L V6 GAS Automatic 4 Speed Sport Utility
  Added Oct 2025 • 6 Fuel-ups

  Property of jimimk

• 29.3 Avg MPG

• My Rendezvous

  2003 Buick Rendezvous CX 3.4L V6 GAS Automatic 4 Speed
  Added Sep 2017 • 96 Fuel-ups

  Property of EbeyIsland

• 13.7 Avg MPG

• My Rendezvous

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed
  Added Jul 2021 • 6 Fuel-ups

  Property of dcrouse1

• 21.0 Avg MPG

• 2003 Rendezvous

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 249 Fuel-ups

  Property of SHampton

• 19.5 Avg MPG

• My Rendezvous

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed Sport Utility
  Added Mar 2018 • 53 Fuel-ups

  Property of sippinonsomesyrup

• 17.9 Avg MPG

• Buick Rendezvous

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed
  Added Nov 2021 • 182 Fuel-ups

  Property of milkerdude

• 21.9 Avg MPG

• Mark Buick Rendevouz

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 353 Fuel-ups

  Property of marksluser

• 18.6 Avg MPG

• Buick

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed Sport Utility
  Added Mar 2019 • 55 Fuel-ups

  Property of mrkevinmkorber

• 15.2 Avg MPG

• Buick Rendezvous

  2003 Buick Rendezvous CX 3.4L V6 GAS Automatic 4 Speed Sport Utility
  Added Jan 2018 • 12 Fuel-ups

  Property of dcmoss1231

• 16.1 Avg MPG

• Buick Rendezvous

  2003 Buick Rendezvous CX 3.4L V6 GAS Automatic 4 Speed
  Added Apr 2017 • 168 Fuel-ups

  Property of smgdnd

• 22.3 Avg MPG

• My Rendezvous

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed
  Added Aug 2016 • 87 Fuel-ups

  Property of bsarte

• 18.2 Avg MPG

• Buick

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed
  Added Mar 2017 • 17 Fuel-ups

  Property of sippinonsomesyrup

• 19.0 Avg MPG

• Big Blue

  2003 Buick Rendezvous GAS V6
  Added Feb 2012 • 6 Fuel-ups

  Property of Myty06

• 17.4 Avg MPG

• Mighty Buick

  2003 Buick Rendezvous GAS V6
  Added Jan 2014 • 499 Fuel-ups

  Property of mypontoldscadgmc

• 23.6 Avg MPG

• Rob's Rendezvous

  2003 Buick Rendezvous GAS V6
  Added Mar 2013 • 19 Fuel-ups

  Property of chillyrobbie

• 19.6 Avg MPG

• Buick

  2003 Buick Rendezvous
  Added Jan 2013 • 10 Fuel-ups

  Property of kason1000

• 18.2 Avg MPG

• Family suv

  2003 Buick Rendezvous GAS V6
  Added Mar 2012 • 6 Fuel-ups

  Property of Sethmath

• 20.1 Avg MPG

• Buick Rendezvous

  2003 Buick Rendezvous CXL 3.4L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 130 Fuel-ups

  Property of designatedknitter

• 20.3 Avg MPG

• Rendesvous

  2003 Buick Rendezvous GAS V6
  Added Jan 2009 • 69 Fuel-ups

  Property of donkorte

• 22.0 Avg MPG

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