Based on data from 19 vehicles, 832 fuel-ups and 256,658 miles of driving, the 2000 Buick Regal gets a combined Avg MPG of 23.98 with a 0.31 MPG margin of error.

Any Engine Type 3.8L V6 GAS (16) V6 GAS (3) Any Body Style Sedan (6) Any Submodel GSE (1) GS (5) LS (10) Other (3)

Below you can see a distribution of the fuel-ups with 18 outliers (2.12%) removed.

Following shows the average MPG of each of the 19 vehicles in the system.

• Winston

  2000 Buick Regal GSE 3.8L V6 GAS Automatic 4 Speed
  Added Aug 2024 • 10 Fuel-ups

  Property of chattowntdi

• 21.8 Avg MPG

• Duane Burgundy

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed Sedan
  Added May 2019 • 197 Fuel-ups

  Property of arcanemaxim

• 25.1 Avg MPG

• My Regal

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed
  Added Jun 2023 • 13 Fuel-ups

  Property of bguenther

• 18.0 Avg MPG

• Regal GS

  2000 Buick Regal GS 3.8L V6 GAS
  Added Sep 2021 • 14 Fuel-ups

  Property of casselt

• 20.4 Avg MPG

• My Regal

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed
  Added May 2017 • 72 Fuel-ups

  Property of H2OKid

• 20.9 Avg MPG

• 2000 Buick Regal

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Jan 2019 • 6 Fuel-ups

  Property of Snilref64

• 15.6 Avg MPG

• Alton

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed
  Added Mar 2017 • 69 Fuel-ups

  Property of altoncaleii

• 25.2 Avg MPG

• My Regal

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2018 • 26 Fuel-ups

  Property of genuinedavid

• 23.7 Avg MPG

• Buick

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Apr 2018 • 8 Fuel-ups

  Property of tripper101

• 50.9 Avg MPG

• The Silver Regal

  2000 Buick Regal GS 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Aug 2015 • 70 Fuel-ups

  Property of RL

• 25.4 Avg MPG

• Sold: 00 Buick

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed
  Added Mar 2018 • 49 Fuel-ups

  Property of RLDavidson

• 38.5 Avg MPG

• Buick Regal

  2000 Buick Regal GS 3.8L V6 GAS Automatic 4 Speed
  Added Feb 2018 • 163 Fuel-ups

  Property of DonnieC

• 24.5 Avg MPG

• Terrance Car

  2000 Buick Regal LS 3.8L GAS V6 Automatic 4
  Added May 2015 • 3 Fuel-ups

  Property of tduckworth

• 28.8 Avg MPG

• Regal

  2000 Buick Regal GS 3.8L GAS V6 Automatic 4 Sedan (4 Door)
  Added Aug 2014 • 21 Fuel-ups

  Property of OSUcowboy2k8

• 21.6 Avg MPG

• 2000 Regal GSE

  2000 Buick Regal GAS V6
  Added Jan 2012 • 42 Fuel-ups

  Property of kristinajura

• 19.0 Avg MPG

• Buick Regal

  2000 Buick Regal GS 3.8L V6 GAS Automatic 4 Speed Sedan
  Added May 2018 • 104 Fuel-ups

  Property of Joker41NAM

• 23.2 Avg MPG

• 2000 Buick Regal LS

  2000 Buick Regal LS 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Dec 2022 • 22 Fuel-ups

  Property of brysoncg

• 27.6 Avg MPG

• Liz's Baby

  2000 Buick Regal GAS V6
  Added Dec 2009 • 25 Fuel-ups

  Property of TJHalrey

• 25.4 Avg MPG

• tLB Regal

  2000 Buick Regal GAS V6
  Added Aug 2008 • 13 Fuel-ups

  Property of theLimeyBrit

• 26.2 Avg MPG