Based on data from 25 vehicles, 1,551 fuel-ups and 539,490 miles of driving, the 2019 GMC Yukon XL gets a combined Avg MPG of 15.91 with a 0.11 MPG margin of error.

Any Engine Type 5.3L V8 FLEX (5) 5.3L V8 GAS (4) 6.2L V8 FLEX (4) 6.2L V8 GAS (7) Any Body Style Sport Utility (7) Any Submodel SLT (11) Denali (14)

Below you can see a distribution of the fuel-ups with 264 outliers (14.55%) removed.

Following shows the average MPG of each of the 25 vehicles in the system.

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• 2019 Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 FLEX Automatic 10 Speed
  Added Nov 2019 • 352 Fuel-ups

  Property of xdiehard04x

• 16.3 Avg MPG

• GMC Yukon XL

  2019 GMC Yukon XL SLT
  Added Nov 2019 • 188 Fuel-ups

  Property of pairgainer

• 15.9 Avg MPG

• 2019 Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
  Added Aug 2023 • 89 Fuel-ups

  Property of maxdaddy00005

• 14.9 Avg MPG

• My Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
  Added Jul 2024 • 53 Fuel-ups

  Property of vanbeekum

• 15.7 Avg MPG

• Gerald "Jimmy" Matthew Chavez

  2019 GMC Yukon XL SLT 5.3L V8 GAS Sport Utility
  Added Dec 2023 • 55 Fuel-ups

  Property of chavito

• 14.2 Avg MPG

• Silverado

  2019 GMC Yukon XL SLT 5.3L V8 FLEX Automatic 10 Speed
  Added Jun 2020 • 209 Fuel-ups

  Property of Hopper63

• 17.4 Avg MPG

• 2019 Yukon XL Denali

  2019 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
  Added Nov 2024 • 13 Fuel-ups

  Property of schipscars

• 16.2 Avg MPG

• Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
  Added Feb 2021 • 95 Fuel-ups

  Property of scottfamily

• 11.2 Avg MPG

• 19 Yukon XL

  2019 GMC Yukon XL SLT 5.3L V8 FLEX Automatic 6 Speed Sport Utility
  Added Aug 2020 • 198 Fuel-ups

  Property of lnikkel

• 16.2 Avg MPG

• Yukon

  2019 GMC Yukon XL SLT 5.3L V8 GAS Automatic 6 Speed Sport Utility
  Added Feb 2025 • 60 Fuel-ups

  Property of mikemeis

• 13.7 Avg MPG

• My Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
  Added May 2024 • 49 Fuel-ups

  Property of SpeedyLouLou

• 18.5 Avg MPG

• My Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
  Added Oct 2023 • 25 Fuel-ups

  Property of trunkmonkey320

• 16.6 Avg MPG

• My Yukon XL

  2019 GMC Yukon XL SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Feb 2021 • 89 Fuel-ups

  Property of tmcgrath61

• 15.7 Avg MPG

• Betsy

  2019 GMC Yukon XL SLT 5.3L V8 FLEX Automatic 10 Speed
  Added Feb 2021 • 129 Fuel-ups

  Property of adamr006

• 17.6 Avg MPG

• My Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 FLEX Automatic 10 Speed
  Added Dec 2024 • 8 Fuel-ups

  Property of greg86

• 16.9 Avg MPG

• Yukon XL

  2019 GMC Yukon XL SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Apr 2022 • 48 Fuel-ups

  Property of MauiAggie

• 18.7 Avg MPG

• My Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 FLEX Automatic 10 Speed
  Added Oct 2022 • 91 Fuel-ups

  Property of Nick660

• 16.3 Avg MPG

• White Knight

  2019 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
  Added Sep 2023 • 19 Fuel-ups

  Property of sticky_racing

• 17.3 Avg MPG

• My Yukon XL

  2019 GMC Yukon XL Denali
  Added Sep 2019 • 148 Fuel-ups

  Property of jonc55

• 16.3 Avg MPG

• My Yukon XL

  2019 GMC Yukon XL Denali 6.2L V8 FLEX Automatic 10 Speed
  Added Sep 2021 • 6 Fuel-ups

  Property of pastorscory

• 15.7 Avg MPG

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