Based on data from 37 vehicles, 2,542 fuel-ups and 600,886 miles of driving, the 2005 GMC Envoy gets a combined Avg MPG of 14.30 with a 0.10 MPG margin of error.

Any Engine Type 4.2L L6 GAS (27) 5.3L V8 GAS (2) L6 GAS (7) V8 GAS (1) Any Body Style Sport Utility (10) Any Submodel Denali (2) SLT (11) SLE (16) Other (8)

Below you can see a distribution of the fuel-ups with 53 outliers (2.04%) removed.

Following shows the average MPG of each of the 37 vehicles in the system.

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• My Envoy

  2005 GMC Envoy SLE 4.2L L6 GAS Automatic 4 Speed
  Added Jun 2018 • 4 Fuel-ups

  Property of danielle825

• 11.7 Avg MPG

• Ole Blue

  2005 GMC Envoy SLE 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Dec 2017 • 20 Fuel-ups

  Property of GMC115

• 14.0 Avg MPG

• GMC Envoy

  2005 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Sep 2016 • 151 Fuel-ups

  Property of User57

• 16.4 Avg MPG

• Black Envoy 4x4 V6

  2005 GMC Envoy SLE 4.2L GAS L6 Automatic 4 Sport Utility (4 Door)
  Added Dec 2014 • 62 Fuel-ups

  Property of jrappasaurus

• 15.4 Avg MPG

• GMC

  2005 GMC Envoy SLT ٤٫٢L L6 GAS Automatic 4 Speed
  Added Apr 2018 • 190 Fuel-ups

  Property of nasko

• 12.9 Avg MPG

• My Envoy

  2005 GMC Envoy Denali 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2016 • 23 Fuel-ups

  Property of Sammie1423

• 15.8 Avg MPG

• Enboy

  2005 GMC Envoy GAS L6
  Added Sep 2008 • 10 Fuel-ups

  Property of PhilPI

• 14.5 Avg MPG

• Envoy

  2005 GMC Envoy SLE 4.2L L6 GAS Automatic 4 Speed
  Added Mar 2017 • 207 Fuel-ups

  Property of shawners

• 14.5 Avg MPG

• 2005 GMC Envoy

  2005 GMC Envoy GAS L6
  Added Oct 2013 • 6 Fuel-ups

  Property of unclebutch41

• 11.3 Avg MPG

• Envoy

  2005 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed
  Added Feb 2018 • 15 Fuel-ups

  Property of benjamina

• 16.6 Avg MPG

• GMC

  2005 GMC Envoy SLT 4.2L L6 GAS Automatic 4 Speed
  Added Sep 2016 • 29 Fuel-ups

  Property of jefcollado

• 18.1 Avg MPG

• Liz's new blue baby

  2005 GMC Envoy GAS V8
  Added May 2011 • 41 Fuel-ups

  Property of TJHalrey

• 17.2 Avg MPG

• Envoy

  2005 GMC Envoy GAS L6
  Added Mar 2011 • 16 Fuel-ups

  Property of gregler

• 18.0 Avg MPG

• Brutus

  2005 GMC Envoy GAS L6
  Added Jun 2010 • 34 Fuel-ups

  Property of Freshprince

• 16.5 Avg MPG

• Family Car

  2005 GMC Envoy GAS L6
  Added Apr 2011 • 5 Fuel-ups

  Property of dhanna6powerstroke

• 16.4 Avg MPG

• Red Envoy

  2005 GMC Envoy GAS L6
  Added Sep 2009 • 6 Fuel-ups

  Property of jmbodenh

• 13.6 Avg MPG

• Envoy

  2005 GMC Envoy GAS L6
  Added Dec 2008 • 3 Fuel-ups

  Property of wdepriest

• 15.0 Avg MPG

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