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2020 GMC Yukon XL MPG

Based on data from 10 vehicles, 578 fuel-ups and 216,673 miles of driving, the 2020 GMC Yukon XL gets a combined Avg MPG of 15.36 with a 0.22 MPG margin of error.

Below you can see a distribution of the fuel-ups with 45 outliers (7.22%) removed.

Following shows the average MPG of each of the 10 vehicles in the system.

2020 GMC Yukon XLs For Sale Nearby

  • My Yukon XL 2020

    2020 GMC Yukon XL Denali 6.2L V8 FLEX Automatic 10 Speed
    Added Aug 2023 • 123 Fuel-ups

    Property of drselch

  • 18.1 Avg MPG
  • Baby Beluga

    2020 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
    Added Oct 2024 • 12 Fuel-ups

    Property of JasonFH

  • 15.7 Avg MPG
  • My Yukon XL

    2020 GMC Yukon XL SLT 5.3L V8 GAS Automatic 6 Speed
    Added Dec 2023 • 29 Fuel-ups

    Property of vzaggie08

  • 14.5 Avg MPG
  • My Yukon XL

    2020 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed
    Added Jul 2020 • 226 Fuel-ups

    Property of chrisrapley

  • 14.4 Avg MPG
  • Yukon

    2020 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
    Added Jul 2022 • 73 Fuel-ups

    Property of kevinbushman

  • 17.9 Avg MPG
  • Yukon Denali

    2020 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
    Added Aug 2023 • 69 Fuel-ups

    Property of mmoesner

  • 19.7 Avg MPG
  • Abby’s Yukon XL

    2020 GMC Yukon XL SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Mar 2020 • 90 Fuel-ups

    Property of duncains

  • 17.9 Avg MPG
  • Yukon XL Denali

    2020 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
    Added May 2021 • 9 Fuel-ups

    Property of jsampson

  • 11.5 Avg MPG
  • James

    2020 GMC Yukon XL Denali 6.2L V8 FLEX Automatic 10 Speed
    Added Apr 2021 • 176 Fuel-ups

    Property of dtaylor469

  • 15.3 Avg MPG
  • My Yukon XL

    2020 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
    Added Jan 2022 • 9 Fuel-ups

    Property of peterlyons79

  • 16.0 Avg MPG

Recent Activity

from other GMC Yukon XL vehicles (View All)

Tips

Use Cruise Control Often

On steady flat roads (especially at higher speeds), cruise c... ...

by mathowie

Read more tips