2014 GMC Sierra 1500 MPG
Based on data from 255 vehicles, 24,194 fuel-ups and 7,266,974 miles of driving, the 2014 GMC Sierra 1500 gets a combined Avg MPG of 15.65 with a 0.04 MPG margin of error.
Below you can see a distribution of the fuel-ups with 1105 outliers (4.37%) removed.
Following shows the average MPG of each of the 255 vehicles in the system.
2014 GMC Sierra 1500s For Sale Nearby
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2014 Sierra
2014 GMC Sierra 1500 SLE 5.3L FLEX V8 Automatic 6 Extended Cab Pickup (4 Door)
Added Nov 2014 • 4 Fuel-upsProperty of 2014Sierra
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17.1 Avg MPG
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Truck
2014 GMC Sierra 1500 SLT 5.3L FLEX V8 Automatic 6 Crew Cab Pickup (4 Door)
Added Oct 2014 • 4 Fuel-upsProperty of adboyd06
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15.8 Avg MPG
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2WD doublecab V6
2014 GMC Sierra 1500
Added Mar 2014 • 15 Fuel-upsProperty of pickups
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21.8 Avg MPG
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Sierra 1500
2014 GMC Sierra 1500 SLE 5.3L FLEX V8 Automatic 6 Crew Cab Pickup (4 Door)
Added Aug 2014 • 22 Fuel-upsProperty of jrewingAB
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19.2 Avg MPG
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2014 Sierra All Terrain 5.3
2014 GMC Sierra 1500 GAS V8
Added Dec 2013 • 71 Fuel-upsProperty of Robbo426
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18.1 Avg MPG
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My Sierra 1500
2014 GMC Sierra 1500 SLE 5.3L FLEX V8 Automatic 6 Crew Cab Pickup (4 Door)
Added Oct 2014 • 4 Fuel-upsProperty of smorlock
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18.6 Avg MPG
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Lifted Summit
2014 GMC Sierra 1500 GAS V8
Added Apr 2014 • 44 Fuel-upsProperty of liftedSLTsierra
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15.8 Avg MPG
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Kawasaki KLR 650
2014 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
Added Mar 2017 • 3 Fuel-upsProperty of crashper
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38.8 Avg MPG
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My Truck
2014 GMC Sierra 1500 GAS V8
Added Apr 2014 • 17 Fuel-upsProperty of 2014sierra62
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18.6 Avg MPG
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John's truck
2014 GMC Sierra 1500 SLE 5.3L FLEX V8 Automatic 6 Crew Cab Pickup (4 Door)
Added Aug 2014 • 11 Fuel-upsProperty of JohnDavid
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17.0 Avg MPG
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Huntin' Truck
2014 GMC Sierra 1500 GAS
Added Jan 2014 • 24 Fuel-upsProperty of HKaiser
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16.1 Avg MPG
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2014 Gmc
2014 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Sep 2021 • 20 Fuel-upsProperty of dr67dave
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21.3 Avg MPG
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GMC Sierra V6 4x4 dbl
2014 GMC Sierra 1500 GAS V6
Added Jun 2014 • 11 Fuel-upsProperty of GarrettP
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18.9 Avg MPG
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Sierra
2014 GMC Sierra 1500 GAS V8
Added Jul 2013 • 77 Fuel-upsProperty of mhadley
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18.4 Avg MPG
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Stealth GMC
2014 GMC Sierra 1500 GAS V8
Added Feb 2014 • 14 Fuel-upsProperty of Jamesdee
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12.9 Avg MPG
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GMC Sierra 2014
2014 GMC Sierra 1500 GAS V6
Added May 2014 • 27 Fuel-upsProperty of nbseymour
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20.5 Avg MPG
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GMC Sierra
2014 GMC Sierra 1500 GAS V8
Added Apr 2014 • 20 Fuel-upsProperty of JAM10238
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16.7 Avg MPG
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GMC Truck
2014 GMC Sierra 1500 GAS V6
Added Apr 2014 • 3 Fuel-upsProperty of lecho77
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22.2 Avg MPG
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Sierra
2014 GMC Sierra 1500 GAS V8
Added Mar 2014 • 7 Fuel-upsProperty of geekgirl171
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16.6 Avg MPG
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Sierra
2014 GMC Sierra 1500 GAS V6
Added May 2014 • 3 Fuel-upsProperty of ujsierra
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17.4 Avg MPG