Based on data from 45 vehicles, 2,930 fuel-ups and 766,333 miles of driving, the 2004 GMC Envoy gets a combined Avg MPG of 15.77 with a 0.11 MPG margin of error.

Any Engine Type 4.2L L6 GAS (31) L6 GAS (9) Any Body Style Sport Utility (12) Any Submodel SLT (15) SLE (17) Other (13)

Below you can see a distribution of the fuel-ups with 105 outliers (3.46%) removed.

Following shows the average MPG of each of the 45 vehicles in the system.

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• GMC Envoy

  2004 GMC Envoy SLE 4.2L L6 GAS Automatic 4 Speed
  Added Sep 2017 • 62 Fuel-ups

  Property of Shooin

• 15.6 Avg MPG

• My Envoy

  2004 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed
  Added Oct 2017 • 26 Fuel-ups

  Property of Mgbmichael

• 15.1 Avg MPG

• GMC Envoy (Backup)

  2004 GMC Envoy SLE 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Mar 2022 • 133 Fuel-ups

  Property of Wessels

• 14.8 Avg MPG

• The "Bus"

  2004 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Apr 2014 • 252 Fuel-ups

  Property of mennell

• 18.3 Avg MPG

• Doug's Car

  2004 GMC Envoy XUV
  Added Mar 2017 • 281 Fuel-ups

  Property of doug_e_c

• 18.0 Avg MPG

• GMC Envoy

  2004 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed
  Added Sep 2016 • 174 Fuel-ups

  Property of rempe00

• 15.0 Avg MPG

• 2004 GMC Envoy

  2004 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed
  Added Aug 2016 • 40 Fuel-ups

  Property of tschmidt

• 17.8 Avg MPG

• The War rig

  2004 GMC Envoy SLE 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Nov 2015 • 6 Fuel-ups

  Property of benv103

• 17.0 Avg MPG

• Envoy

  2004 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed
  Added Aug 2016 • 5 Fuel-ups

  Property of dfcowan

• 16.7 Avg MPG

• Gmc Envoy

  2004 GMC Envoy XUV
  Added Mar 2017 • 17 Fuel-ups

  Property of onfire2000

• 30.1 Avg MPG

• 2004 GMC Envoy

  2004 GMC Envoy G
  Added Aug 2018 • 185 Fuel-ups

  Property of firewife28

• 16.8 Avg MPG

• Envoy

  2004 GMC Envoy SLE 4.2L L6 GAS Automatic 4 Speed
  Added Sep 2016 • 154 Fuel-ups

  Property of gdelagra

• 17.6 Avg MPG

• 2004 envoy

  2004 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed
  Added Mar 2017 • 21 Fuel-ups

  Property of blorton

• 14.5 Avg MPG

• Envoy XL 4X4

  2004 GMC Envoy GAS L6
  Added Jul 2013 • 3 Fuel-ups

  Property of gmr1234

• 16.2 Avg MPG

• Optimus

  2004 GMC Envoy
  Added Jan 2013 • 24 Fuel-ups

  Property of KDawg

• 14.2 Avg MPG

• Envoy

  2004 GMC Envoy GAS L6
  Added Feb 2013 • 7 Fuel-ups

  Property of johnarcher9

• 21.0 Avg MPG

• 2004 Envoy

  2004 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed
  Added Oct 2016 • 36 Fuel-ups

  Property of bigr0719

• 20.3 Avg MPG

• silverenvoy

  2004 GMC Envoy GAS L6
  Added May 2013 • 7 Fuel-ups

  Property of rzldzl

• 19.6 Avg MPG

• 2004 Envoy

  2004 GMC Envoy GAS L6
  Added Oct 2012 • 26 Fuel-ups

  Property of bbern1

• 17.7 Avg MPG

• Envoy

  2004 GMC Envoy GAS L6
  Added May 2012 • 76 Fuel-ups

  Property of Potatoboy

• 13.9 Avg MPG

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