Based on data from 39 vehicles, 3,645 fuel-ups and 878,757 miles of driving, the 2003 GMC Yukon gets a combined Avg MPG of 13.34 with a 0.08 MPG margin of error.

Any Engine Type 4.8L V8 GAS (3) 5.3L V8 FLEX (6) 5.3L V8 GAS (7) 6.0L V8 GAS (10) GAS (1) V8 FLEX (2) V8 GAS (5) Any Body Style Sport Utility (11) Any Submodel SLE (6) Denali (10) SLT (11) Other (12)

Below you can see a distribution of the fuel-ups with 137 outliers (3.62%) removed.

Following shows the average MPG of each of the 39 vehicles in the system.

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• 03 Yukon

  2003 GMC Yukon SLT 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Mar 2017 • 198 Fuel-ups

  Property of ggcases

• 15.1 Avg MPG

• My Yukon

  2003 GMC Yukon Denali 6.0L V8 GAS Automatic 4 Speed
  Added Jan 2025 • 10 Fuel-ups

  Property of OBS_PartsGod

• 12.3 Avg MPG

• Yukon

  2003 GMC Yukon SLT 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Oct 2024 • 34 Fuel-ups

  Property of SwanTy

• 16.1 Avg MPG

• Yukon

  2003 GMC Yukon SLT Automatic 4 Speed
  Added Apr 2018 • 234 Fuel-ups

  Property of bulldoggilberts

• 14.3 Avg MPG

• Gold Yukon

  2003 GMC Yukon SLE 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Sep 2020 • 189 Fuel-ups

  Property of crazzycow

• 14.1 Avg MPG

• Silver Bullet

  2003 GMC Yukon Denali 6.0L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 329 Fuel-ups

  Property of captainclucker

• 12.5 Avg MPG

• My Yukon

  2003 GMC Yukon SLT 4.8L V8 GAS Automatic 4 Speed
  Added Dec 2024 • 4 Fuel-ups

  Property of Gordy86

• 13.6 Avg MPG

• 2003 GMC Yukon

  2003 GMC Yukon Custom Submodel Automatic 6 Speed
  Added Aug 2016 • 223 Fuel-ups

  Property of tzetah

• 14.2 Avg MPG

• My Yukon

  2003 GMC Yukon SLT 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2019 • 147 Fuel-ups

  Property of Bumble23

• 15.6 Avg MPG

• My Yukon

  2003 GMC Yukon SLE 5.3L V8 GAS Automatic 4 Speed
  Added May 2020 • 33 Fuel-ups

  Property of Sumter

• 11.9 Avg MPG

• Johan da Yukon

  2003 GMC Yukon SLT 5.3L V8 FLEX Automatic 4 Speed
  Added Dec 2019 • 150 Fuel-ups

  Property of 74scr

• 11.3 Avg MPG

• Yukon

  2003 GMC Yukon SLT 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Oct 2017 • 53 Fuel-ups

  Property of stuka151

• 19.1 Avg MPG

• GMC Yukon

  2003 GMC Yukon SLE 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Apr 2018 • 132 Fuel-ups

  Property of twharrell

• 13.5 Avg MPG

• Denali

  2003 GMC Yukon Denali 6.0L V8 GAS Automatic 4 Speed Sport Utility
  Added Nov 2018 • 313 Fuel-ups

  Property of md1088

• 14.2 Avg MPG

• 2003 Yukon Denali

  2003 GMC Yukon Denali 6.0L GAS V8 Automatic 4 Sport Utility (4 Door)
  Added Sep 2014 • 198 Fuel-ups

  Property of xobrian

• 12.3 Avg MPG

• Yukon

  2003 GMC Yukon Denali 6.0L V8 GAS Automatic 4 Speed
  Added Dec 2015 • 190 Fuel-ups

  Property of mattrbrady

• 12.2 Avg MPG

• Denali

  2003 GMC Yukon Denali 6.0L V8 GAS Automatic 4 Speed Sport Utility
  Added Jan 2020 • 34 Fuel-ups

  Property of slmallow

• 15.8 Avg MPG

• Leonardo

  2003 GMC Yukon SLT 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Oct 2017 • 38 Fuel-ups

  Property of 1crazycofam

• 13.5 Avg MPG

• My Yukon

  2003 GMC Yukon SLT 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2018 • 72 Fuel-ups

  Property of samsternbergiii

• 16.1 Avg MPG

• Yukon Denali AWD

  2003 GMC Yukon Denali 6.0L V8 GAS Automatic 4 Speed Sport Utility
  Added Jan 2014 • 238 Fuel-ups

  Property of IFIXEM2

• 15.2 Avg MPG

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