2014 GMC Sierra MPG
Based on data from 23 vehicles, 4,014 fuel-ups and 1,158,061 miles of driving, the 2014 GMC Sierra gets a combined Avg MPG of 15.94 with a 0.11 MPG margin of error.
Below you can see a distribution of the fuel-ups with 99 outliers (2.41%) removed.
Following shows the average MPG of each of the 23 vehicles in the system.
2014 GMC Sierras For Sale Nearby
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Terrain
2014 GMC Sierra Denali 6.2L V8 GAS Automatic 6 Speed
Added Jan 2018 • 162 Fuel-upsProperty of Lisa_Robert
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22.0 Avg MPG
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My Sierra
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Jun 2018 • 249 Fuel-upsProperty of miltyme
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16.1 Avg MPG
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Sierra
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Oct 2016 • 454 Fuel-upsProperty of jonestw
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11.8 Avg MPG
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Roy's Truck
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Jun 2018 • 502 Fuel-upsProperty of RFanning
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18.3 Avg MPG
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Black Beast
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Mar 2017 • 288 Fuel-upsProperty of traviswatson
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15.2 Avg MPG
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GMC
2014 GMC Sierra
Added Aug 2016 • 107 Fuel-upsProperty of mulhern00
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14.8 Avg MPG
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GMC Sierra
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Sep 2016 • 390 Fuel-upsProperty of tanker57
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15.1 Avg MPG
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Sierra
2014 GMC Sierra SLE 5.3L V8 GAS Automatic 6 Speed
Added Jan 2023 • 157 Fuel-upsProperty of aaronkylekrueger
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18.4 Avg MPG
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Sierra
2014 GMC Sierra All Terrain 5.3L V8 GAS Automatic 6 Speed Standard Cab Pickup
Added Aug 2019 • 53 Fuel-upsProperty of vipersj
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15.7 Avg MPG
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Paul
2014 GMC Sierra SLE 5.3L V8 GAS Automatic 6 Speed
Added Feb 2018 • 370 Fuel-upsProperty of paawwlwall
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10.8 Avg MPG
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My Sierra
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Oct 2019 • 14 Fuel-upsProperty of Jfcnet
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18.5 Avg MPG
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My Sierra
2014 GMC Sierra SLE 5.3L V8 GAS Automatic 6 Speed
Added Sep 2018 • 67 Fuel-upsProperty of StBandal
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14.9 Avg MPG
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2014 Sierra
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Sep 2016 • 162 Fuel-upsProperty of blakeslee
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17.0 Avg MPG
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GMC 1500
2014 GMC Sierra SLE 5.3L V8 GAS Automatic 6 Speed
Added Mar 2017 • 269 Fuel-upsProperty of 3garretts
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17.6 Avg MPG
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Delilah
2014 GMC Sierra SLE 5.3L V8 GAS Automatic 6 Speed
Added Mar 2018 • 144 Fuel-upsProperty of ajkenady
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18.8 Avg MPG
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TRUCK
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Sep 2016 • 146 Fuel-upsProperty of ryfletch
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16.8 Avg MPG
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Great White
2014 GMC Sierra All Terrain 5.3L V8 GAS Automatic 6 Speed
Added Sep 2017 • 103 Fuel-upsProperty of jamesb83
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15.4 Avg MPG
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2014 GMC Sierra
2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
Added Jan 2018 • 71 Fuel-upsProperty of datahold
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15.7 Avg MPG
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GMC Sierra Silver
2014 GMC Sierra SLE 5.3L V8 GAS Automatic 6 Speed
Added Nov 2016 • 319 Fuel-upsProperty of rickwhaas
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17.2 Avg MPG
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2014Sierra
2014 GMC Sierra SLE 5.3L V8 GAS Automatic 6 Speed
Added Dec 2016 • 21 Fuel-upsProperty of robert80
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16.7 Avg MPG