2023 GMC Sierra 1500 MPG
Based on data from 140 vehicles, 6,220 fuel-ups and 2,382,543 miles of driving, the 2023 GMC Sierra 1500 gets a combined Avg MPG of 21.11 with a 0.15 MPG margin of error.
Below you can see a distribution of the fuel-ups with 64 outliers (1.02%) removed.
Following shows the average MPG of each of the 140 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 Aug 2023 • 112 Fuel-upsProperty of jritt74
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26.3 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Denali Ultimate 6.2L V8 GAS Automatic 10 Speed
Added Jun 2023 • 212 Fuel-upsProperty of tlrskunk
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16.5 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Elevation
Added Apr 2023 • 131 Fuel-upsProperty of GussyP
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19.7 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
Added Jun 2023 • 202 Fuel-upsProperty of artmax480
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19.6 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added May 2023 • 107 Fuel-upsProperty of Dkelley03
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22.4 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
Added Jun 2023 • 55 Fuel-upsProperty of mskalak
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24.0 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4
Added Mar 2023 • 69 Fuel-upsProperty of tdclapp88
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22.8 Avg MPG
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Jimmy
2023 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed Crew Cab Pickup
Added Sep 2023 • 54 Fuel-upsProperty of Cadam96
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21.0 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
Added Nov 2024 • 13 Fuel-upsProperty of pancakecheenis
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16.4 Avg MPG
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Ben's Sexy Beast
2023 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
Added Jan 2024 • 38 Fuel-upsProperty of Beng7782
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25.6 Avg MPG
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AT4
2023 GMC Sierra 1500 AT4
Added Mar 2023 • 52 Fuel-upsProperty of jlkeiser70
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24.5 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Dec 2024 • 5 Fuel-upsProperty of jlafollette07
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25.6 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4X
Added Apr 2023 • 108 Fuel-upsProperty of bksatx
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14.2 Avg MPG
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AT4x
2023 GMC Sierra 1500 AT4X 6.2L V8 GAS Automatic 10 Speed
Added Dec 2024 • 24 Fuel-upsProperty of sklineman
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13.9 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
Added Mar 2024 • 34 Fuel-upsProperty of HuskerDustoff
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23.4 Avg MPG
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AT4 Carbon Pro
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Mar 2024 • 51 Fuel-upsProperty of Rizzo5586
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27.3 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Jun 2024 • 32 Fuel-upsProperty of Lanlo65
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26.5 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
Added Feb 2023 • 188 Fuel-upsProperty of alm3287
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26.3 Avg MPG
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2023 Sierra 1500
2023 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
Added Aug 2023 • 97 Fuel-upsProperty of wolfedyl
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22.1 Avg MPG
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Sierra
2023 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
Added Jan 2025 • 5 Fuel-upsProperty of hjorthc
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14.9 Avg MPG