2014 GMC Sierra 3500 HD MPG
Based on data from 9 vehicles, 607 fuel-ups and 231,084 miles of driving, the 2014 GMC Sierra 3500 HD gets a combined Avg MPG of 11.55 with a 0.28 MPG margin of error.
Below you can see a distribution of the fuel-ups with 8 outliers (1.30%) removed.
Following shows the average MPG of each of the 9 vehicles in the system.
2014 GMC Sierra 3500 HDs For Sale Nearby
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duramax
2014 GMC Sierra 3500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
Added Oct 2019 • 99 Fuel-upsProperty of sportsluvr4lfe
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14.4 Avg MPG
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Jimmy
2014 GMC Sierra 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Cab & Chassis - Crew Cab
Added Oct 2022 • 166 Fuel-upsProperty of haineroid
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11.0 Avg MPG
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Jimmy DEF
2014 GMC Sierra 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Cab & Chassis - Crew Cab
Added Apr 2023 • 7 Fuel-upsProperty of haineroid
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697.9 Avg MPG
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2014 Denali
2014 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
Added Oct 2017 • 304 Fuel-upsProperty of MYOR91ZV
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11.2 Avg MPG
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Mighty Max
2014 GMC Sierra 3500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
Added Mar 2017 • 59 Fuel-upsProperty of Roughrider13
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15.2 Avg MPG
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Work Truck
2014 GMC Sierra 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
Added Aug 2019 • 3 Fuel-upsProperty of dewdn2
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9.0 Avg MPG
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my red truck
2014 GMC Sierra 3500 HD SLT Automatic 6 Speed Crew Cab Pickup
Added Oct 2016 • 4 Fuel-upsProperty of Smachine
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22.3 Avg MPG
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My Sierra 3500 HD
2014 GMC Sierra 3500 HD WT 6.6L DIESEL V8 Automatic 6
Added Jun 2014 • 8 Fuel-upsProperty of Lyn7530
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12.7 Avg MPG
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HD3500
2014 GMC Sierra 3500 HD DIESEL
Added Jan 2014 • 3 Fuel-upsProperty of JDAW
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14.4 Avg MPG