2012 GMC Sierra 1500 MPG
Based on data from 84 vehicles, 6,543 fuel-ups and 1,901,048 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 155 outliers (2.31%) 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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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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My Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Apr 2024 • 20 Fuel-upsProperty of LSClendenen
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13.0 Avg MPG
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Pearl
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Sep 2020 • 143 Fuel-upsProperty of Wicho5
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10.6 Avg MPG
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2012 GMC Sierra SLE
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Feb 2017 • 433 Fuel-upsProperty of WalkerSchwengler
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14.3 Avg MPG
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Sierra
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Dec 2012 • 228 Fuel-upsProperty of maverick17
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16.6 Avg MPG
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246-38
2012 GMC Sierra 1500 SL 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Mar 2023 • 7 Fuel-upsProperty of Brandon-Lawrence
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9.7 Avg MPG
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Ricks truck
2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
Added Nov 2016 • 149 Fuel-upsProperty of rickytwo
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11.2 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLT 6.2L V8 FLEX Automatic 6 Speed
Added Jun 2019 • 14 Fuel-upsProperty of angry_sq5
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16.4 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 Denali 6.2L V8 FLEX Automatic 6 Speed
Added Jan 2018 • 61 Fuel-upsProperty of pauljanet
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15.2 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Aug 2021 • 3 Fuel-upsProperty of jstrickland1028
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13.8 Avg MPG
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Sierra
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Jul 2020 • 264 Fuel-upsProperty of pierces3693
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16.4 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
Added Sep 2020 • 50 Fuel-upsProperty of propainter
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13.5 Avg MPG
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GMC Crew
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Aug 2016 • 246 Fuel-upsProperty of Mavis500
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14.5 Avg MPG
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Sierra
2012 GMC Sierra 1500 SLE 4.8L V8 FLEX
Added Aug 2019 • 66 Fuel-upsProperty of 70RagTop
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14.6 Avg MPG
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KING COBRA
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Jun 2020 • 231 Fuel-upsProperty of jake8702
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14.7 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SL 5.3L V8 FLEX Automatic 4 Speed
Added Jan 2018 • 139 Fuel-upsProperty of danebeck
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14.4 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
Added Jun 2019 • 56 Fuel-upsProperty of jocortez
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14.2 Avg MPG
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Joe's GMC Sierra
2012 GMC Sierra 1500 SLT 6.2L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Jul 2012 • 309 Fuel-upsProperty of slyck14
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14.0 Avg MPG
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Sierra
2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
Added Jun 2019 • 12 Fuel-upsProperty of Jmfeagin
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18.8 Avg MPG
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My Sierra 1500
2012 GMC Sierra 1500 SL 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Feb 2018 • 35 Fuel-upsProperty of waynehughes
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16.2 Avg MPG