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2021 GMC Yukon XL MPG

Based on data from 18 vehicles, 1,403 fuel-ups and 462,530 miles of driving, the 2021 GMC Yukon XL gets a combined Avg MPG of 15.56 with a 0.15 MPG margin of error.

Below you can see a distribution of the fuel-ups with 62 outliers (4.23%) removed.

Following shows the average MPG of each of the 18 vehicles in the system.

2021 GMC Yukon XLs For Sale Nearby

  • My Yukon XL

    2021 GMC Yukon XL AT4 5.3L V8 GAS Automatic 10 Speed
    Added Apr 2021 • 240 Fuel-ups

    Property of tystebbins

  • 15.7 Avg MPG
  • My Yukon XL

    2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
    Added Apr 2021 • 106 Fuel-ups

    Property of gottwaldtd

  • 14.9 Avg MPG
  • My Yukon XL 3.0 Duramax

    2021 GMC Yukon XL SLT 3.0L L6 DIESEL Automatic 10 Speed
    Added Feb 2022 • 33 Fuel-ups

    Property of teamremedy

  • 20.6 Avg MPG
  • My Yukon XL

    2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
    Added Jul 2023 • 91 Fuel-ups

    Property of bqpinc

  • 15.3 Avg MPG
  • My Yukon XL

    2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
    Added Dec 2022 • 131 Fuel-ups

    Property of Hetelle

  • 16.4 Avg MPG
  • My Yukon XL

    2021 GMC Yukon XL SLT 3.0L L6 DIESEL Automatic 10 Speed
    Added Nov 2023 • 39 Fuel-ups

    Property of nmorrell1922

  • 21.6 Avg MPG
  • Yukon XL

    2021 GMC Yukon XL AT4 5.3L V8 GAS Automatic 10 Speed Sport Utility
    Added Aug 2022 • 193 Fuel-ups

    Property of stu1029

  • 17.0 Avg MPG
  • Inverse Hearse

    2021 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed Sport Utility
    Added Oct 2021 • 156 Fuel-ups

    Property of Jonesjetta

  • 16.6 Avg MPG
  • 2021 GMC Yukon XL SLT

    2021 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed
    Added Oct 2020 • 46 Fuel-ups

    Property of Churchillg

  • 15.9 Avg MPG
  • 2021 Yukon XL Denali

    2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
    Added Jul 2024 • 17 Fuel-ups

    Property of beasticles

  • 16.0 Avg MPG
  • My Yukon XL

    2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
    Added Dec 2023 • 48 Fuel-ups

    Property of jimbowned

  • 15.0 Avg MPG
  • 2021 Yukon XL

    2021 GMC Yukon XL Denali 3.0L L6 DIESEL Automatic 10 Speed
    Added Apr 2021 • 64 Fuel-ups

    Property of triplebts

  • 15.4 Avg MPG
  • Alicia's Yukon XL

    2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
    Added Aug 2021 • 143 Fuel-ups

    Property of rademarco03

  • 15.7 Avg MPG
  • Yuki

    2021 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed Sport Utility
    Added Jul 2021 • 88 Fuel-ups

    Property of bugsbunny01

  • 12.4 Avg MPG
  • My Yukon XL

    2021 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed
    Added Jun 2021 • 111 Fuel-ups

    Property of Pebsk1225

  • 14.9 Avg MPG
  • My Yukon XL

    2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
    Added Oct 2020 • 90 Fuel-ups

    Property of prezme

  • 16.8 Avg MPG
  • Tiffany Yukon XL

    2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
    Added Apr 2021 • 21 Fuel-ups

    Property of schabj3

  • 14.7 Avg MPG
  • My Yukon XL

    2021 GMC Yukon XL Denali 3.0L L6 DIESEL Automatic 10 Speed
    Added May 2021 • 12 Fuel-ups

    Property of RSConsulting

  • 15.8 Avg MPG

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