2023 GMC Sierra 1500 MPG
Based on data from 141 vehicles, 6,276 fuel-ups and 2,401,851 miles of driving, the 2023 GMC Sierra 1500 gets a combined Avg MPG of 21.10 with a 0.15 MPG margin of error.
Below you can see a distribution of the fuel-ups with 63 outliers (0.99%) removed.
Following shows the average MPG of each of the 141 vehicles in the system.
2023 GMC Sierra 1500s For Sale Nearby
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GMC Denali
2023 GMC Sierra 1500 Denali
Added Mar 2023 • 100 Fuel-upsProperty of behler
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18.8 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4X
Added Apr 2023 • 109 Fuel-upsProperty of bksatx
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14.2 Avg MPG
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AT4
2023 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
Added Aug 2023 • 108 Fuel-upsProperty of Sicario8690
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15.5 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 • 36 Fuel-upsProperty of joemwade
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16.0 Avg MPG
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2023 Sierra Denali
2023 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
Added Dec 2022 • 47 Fuel-upsProperty of leloup6989
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25.3 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 • 33 Fuel-upsProperty of shiftracer247
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26.3 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
Added Jun 2023 • 56 Fuel-upsProperty of mskalak
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24.0 Avg MPG
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2023 Sierra 1500
2023 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
Added Aug 2023 • 98 Fuel-upsProperty of wolfedyl
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22.0 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Apr 2024 • 92 Fuel-upsProperty of codymast
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25.5 Avg MPG
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2023 GMC Sierra 1500 AT4
2023 GMC Sierra 1500 AT4
Added Dec 2022 • 78 Fuel-upsProperty of ndorval
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22.0 Avg MPG
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AT4 MiniMax
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
Added Feb 2023 • 190 Fuel-upsProperty of alm3287
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26.3 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4
Added Mar 2023 • 70 Fuel-upsProperty of tdclapp88
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22.7 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
Added Jun 2023 • 203 Fuel-upsProperty of artmax480
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19.6 Avg MPG
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2023 Sierra
2023 GMC Sierra 1500 Denali Ultimate 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
Added Dec 2023 • 78 Fuel-upsProperty of ottozone
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25.1 Avg MPG
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Walter
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Mar 2024 • 37 Fuel-upsProperty of dynmite
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20.4 Avg MPG
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Walt’s Truck
2023 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 10 Speed
Added Oct 2023 • 66 Fuel-upsProperty of wcgoggin
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17.0 Avg MPG
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My Sierra
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Apr 2023 • 55 Fuel-upsProperty of Armro
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26.1 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 • 44 Fuel-upsProperty of mysticpeanut
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17.3 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 • 49 Fuel-upsProperty of mmstone24
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16.3 Avg MPG
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AT4x
2023 GMC Sierra 1500 AT4X 6.2L V8 GAS Automatic 10 Speed
Added Dec 2024 • 27 Fuel-upsProperty of sklineman
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13.9 Avg MPG