2021 GMC Yukon XL MPG
Based on data from 18 vehicles, 1,429 fuel-ups and 470,841 miles of driving, the 2021 GMC Yukon XL gets a combined Avg MPG of 15.55 with a 0.14 MPG margin of error.
Below you can see a distribution of the fuel-ups with 67 outliers (4.48%) removed.
Following shows the average MPG of each of the 18 vehicles in the system.
2021 GMC Yukon XLs For Sale Nearby
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2021 Yukon XL Denali
2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
Added Jul 2024 • 20 Fuel-upsProperty of beasticles
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15.9 Avg MPG
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Inverse Hearse
2021 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed Sport Utility
Added Oct 2021 • 160 Fuel-upsProperty of Jonesjetta
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16.6 Avg MPG
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My Yukon XL
2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
Added Jul 2023 • 97 Fuel-upsProperty of bqpinc
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15.5 Avg MPG
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Yukon XL
2021 GMC Yukon XL AT4 5.3L V8 GAS Automatic 10 Speed Sport Utility
Added Aug 2022 • 196 Fuel-upsProperty of stu1029
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17.0 Avg MPG
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My Yukon XL
2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
Added Dec 2022 • 137 Fuel-upsProperty of Hetelle
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16.4 Avg MPG
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My Yukon XL
2021 GMC Yukon XL AT4 5.3L V8 GAS Automatic 10 Speed
Added Apr 2021 • 245 Fuel-upsProperty of tystebbins
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15.6 Avg MPG
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My Yukon XL
2021 GMC Yukon XL SLT 3.0L L6 DIESEL Automatic 10 Speed
Added Nov 2023 • 44 Fuel-upsProperty of nmorrell1922
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21.8 Avg MPG
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My Yukon XL
2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
Added Apr 2021 • 107 Fuel-upsProperty of gottwaldtd
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14.9 Avg MPG
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2021 GMC Yukon XL SLT
2021 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed
Added Oct 2020 • 47 Fuel-upsProperty of Churchillg
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15.9 Avg MPG
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My Yukon XL 3.0 Duramax
2021 GMC Yukon XL SLT 3.0L L6 DIESEL Automatic 10 Speed
Added Feb 2022 • 33 Fuel-upsProperty of teamremedy
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20.6 Avg MPG
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My Yukon XL
2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
Added Dec 2023 • 48 Fuel-upsProperty of jimbowned
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15.0 Avg MPG
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2021 Yukon XL
2021 GMC Yukon XL Denali 3.0L L6 DIESEL Automatic 10 Speed
Added Apr 2021 • 64 Fuel-upsProperty of triplebts
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15.4 Avg MPG
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Alicia's Yukon XL
2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
Added Aug 2021 • 143 Fuel-upsProperty of rademarco03
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15.7 Avg MPG
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Yuki
2021 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed Sport Utility
Added Jul 2021 • 88 Fuel-upsProperty of bugsbunny01
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12.4 Avg MPG
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My Yukon XL
2021 GMC Yukon XL SLT 5.3L V8 GAS Automatic 10 Speed
Added Jun 2021 • 111 Fuel-upsProperty of Pebsk1225
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14.9 Avg MPG
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My Yukon XL
2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed
Added Oct 2020 • 90 Fuel-upsProperty of prezme
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16.8 Avg MPG
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Tiffany Yukon XL
2021 GMC Yukon XL Denali 6.2L V8 GAS Automatic 10 Speed Sport Utility
Added Apr 2021 • 21 Fuel-upsProperty of schabj3
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14.7 Avg MPG
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My Yukon XL
2021 GMC Yukon XL Denali 3.0L L6 DIESEL Automatic 10 Speed
Added May 2021 • 12 Fuel-upsProperty of RSConsulting
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15.8 Avg MPG