2012 GMC Sierra 1500 MPG
Based on data from 84 vehicles, 6,499 fuel-ups and 1,889,737 miles of driving, the 2012 GMC Sierra 1500 gets a combined Avg MPG of 14.65 with a 0.08 MPG margin of error.
Below you can see a distribution of the fuel-ups with 152 outliers (2.29%) removed.
Following shows the average MPG of each of the 84 vehicles in the system.
2012 GMC Sierra 1500s For Sale Nearby
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Work Sierra 1500
2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
Added Nov 2019 • 270 Fuel-upsProperty of Jathroo
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14.5 Avg MPG
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Snow Storm
2012 GMC Sierra 1500 Denali 6.2L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Aug 2019 • 266 Fuel-upsProperty of Ngiles79
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11.4 Avg MPG
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246-40
2012 GMC Sierra 1500 SL 4.8L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Mar 2023 • 63 Fuel-upsProperty of Brandon-Lawrence
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14.0 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Dec 2023 • 49 Fuel-upsProperty of cameron15g
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16.3 Avg MPG
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Truck
2012 GMC Sierra 1500 SLT 6.2L V8 FLEX Automatic 6 Speed
Added Dec 2020 • 120 Fuel-upsProperty of saharper
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11.5 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
Added Apr 2021 • 170 Fuel-upsProperty of mgoblue94
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15.0 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Jul 2020 • 90 Fuel-upsProperty of storm_5oh
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12.9 Avg MPG
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GMC Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Jul 2024 • 9 Fuel-upsProperty of dyoung522
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14.0 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 WT 4.8L V8 FLEX Automatic 6 Speed
Added Jun 2022 • 90 Fuel-upsProperty of fatdadsgarage
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16.4 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Dec 2023 • 23 Fuel-upsProperty of MaxMcQueen
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14.4 Avg MPG
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Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Jun 2024 • 15 Fuel-upsProperty of nmbs2k
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13.3 Avg MPG
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Cowboy's Cadillac
2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Feb 2016 • 357 Fuel-upsProperty of TheMayor
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13.6 Avg MPG
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5.3L Z71 CCSB
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Mar 2012 • 252 Fuel-upsProperty of willfull04
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16.1 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
Added Jun 2016 • 223 Fuel-upsProperty of sicariusinferi
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14.2 Avg MPG
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GMC 2012
2012 GMC Sierra 1500 Denali 6.2L V8 FLEX Automatic 6 Speed
Added Sep 2016 • 258 Fuel-upsProperty of masterhoser
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14.2 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Jun 2024 • 8 Fuel-upsProperty of Rugby735
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14.8 Avg MPG
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2012 GMC Sierra 1500 Z71
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Sep 2016 • 250 Fuel-upsProperty of slabshaft
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16.2 Avg MPG
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12 GMC Sierra
2012 GMC Sierra 1500 Denali 6.2L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Jun 2023 • 49 Fuel-upsProperty of acjet88
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12.1 Avg MPG
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Frank The Tank
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Sep 2021 • 29 Fuel-upsProperty of Tclechner
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12.6 Avg MPG
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Sierra 1500
2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
Added Sep 2018 • 89 Fuel-upsProperty of Matthew77
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12.9 Avg MPG