2023 GMC Sierra 1500 MPG
Based on data from 132 vehicles, 5,395 fuel-ups and 2,083,391 miles of driving, the 2023 GMC Sierra 1500 gets a combined Avg MPG of 21.23 with a 0.16 MPG margin of error.
Below you can see a distribution of the fuel-ups with 49 outliers (0.90%) removed.
Following shows the average MPG of each of the 132 vehicles in the system.
2023 GMC Sierra 1500s For Sale Nearby
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Oct 2023 • 56 Fuel-upsProperty of Harvey8125
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24.5 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
Added Nov 2024 • 3 Fuel-upsProperty of pancakecheenis
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17.2 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 10 Speed
Added Jul 2023 • 38 Fuel-upsProperty of pbc84
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18.8 Avg MPG
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Walt’s Truck
2023 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 10 Speed
Added Oct 2023 • 57 Fuel-upsProperty of wcgoggin
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17.1 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
Added Jun 2023 • 47 Fuel-upsProperty of gmuick
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15.2 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added May 2023 • 43 Fuel-upsProperty of Fubar247
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22.9 Avg MPG
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Denali
2023 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
Added Jul 2023 • 38 Fuel-upsProperty of mysticpeanut
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17.4 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4
Added Mar 2023 • 60 Fuel-upsProperty of tdclapp88
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23.0 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4
Added Feb 2023 • 73 Fuel-upsProperty of tunit21
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23.1 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4X 6.2L V8 GAS Automatic 10 Speed
Added Apr 2024 • 27 Fuel-upsProperty of m_inkley
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16.5 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 10 Speed
Added May 2023 • 52 Fuel-upsProperty of farmer4ia
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20.1 Avg MPG
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Rush
2023 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
Added Jul 2023 • 40 Fuel-upsProperty of G35lover
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21.8 Avg MPG
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Squeegee Slinging Mobile
2023 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
Added Jul 2024 • 29 Fuel-upsProperty of mmstone24
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16.7 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
Added Jul 2024 • 13 Fuel-upsProperty of Thickdickdaddy
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19.2 Avg MPG
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My Sierra 1500 Again
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Aug 2023 • 30 Fuel-upsProperty of shiftracer247
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26.3 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
Added Oct 2023 • 25 Fuel-upsProperty of Fuzzy-69
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24.3 Avg MPG
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Walter
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Mar 2024 • 32 Fuel-upsProperty of dynmite
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20.7 Avg MPG
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Denali
2023 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
Added Nov 2023 • 30 Fuel-upsProperty of joemwade
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15.8 Avg MPG
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GMC Denali
2023 GMC Sierra 1500 Denali
Added Mar 2023 • 81 Fuel-upsProperty of behler
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18.9 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
Added Oct 2023 • 33 Fuel-upsProperty of RickRichard
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26.8 Avg MPG