2023 GMC Sierra 1500 MPG
Based on data from 140 vehicles, 6,230 fuel-ups and 2,386,488 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 63 outliers (1.00%) removed.
Following shows the average MPG of each of the 140 vehicles in the system.
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Aug 2023 • 113 Fuel-upsProperty of jritt74
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26.3 Avg MPG
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Toothless
2023 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
Added Jul 2023 • 38 Fuel-upsProperty of ChrisHager
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13.8 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
Added Jun 2023 • 54 Fuel-upsProperty of gmuick
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15.1 Avg MPG
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Sierra 1500 Elevation Duramax
2023 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
Added Sep 2023 • 52 Fuel-upsProperty of RenaissanceMan65
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24.2 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
Added Oct 2023 • 68 Fuel-upsProperty of Harvey8125
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24.1 Avg MPG
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My Sierra 1500
2023 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
Added Sep 2023 • 47 Fuel-upsProperty of Crookie
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26.3 Avg MPG
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Jonathon’s GMC
2023 GMC Sierra 1500 Elevation
Added Jan 2023 • 113 Fuel-upsProperty of luc_sko
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26.4 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 • 213 Fuel-upsProperty of tlrskunk
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16.5 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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My Sierra 1500
2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
Added Feb 2023 • 189 Fuel-upsProperty of alm3287
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26.3 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