2015 GMC Sierra 2500 HD MPG
Based on data from 111 vehicles, 9,190 fuel-ups and 2,979,367 miles of driving, the 2015 GMC Sierra 2500 HD gets a combined Avg MPG of 13.10 with a 0.07 MPG margin of error.
Below you can see a distribution of the fuel-ups with 121 outliers (1.30%) removed.
Following shows the average MPG of each of the 111 vehicles in the system.
2015 GMC Sierra 2500 HDs For Sale Nearby
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GMC Sierra 2500 HD
2015 GMC Sierra 2500 HD SLE 6.0L V8 FLEX Automatic 6 Speed
Added Sep 2017 • 374 Fuel-upsProperty of artywoof
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9.6 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Dec 2021 • 51 Fuel-upsProperty of natesmith16
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17.5 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Dec 2018 • 140 Fuel-upsProperty of henley0926
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13.3 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Jul 2018 • 73 Fuel-upsProperty of dirtymax15
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13.6 Avg MPG
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Denali
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added May 2018 • 305 Fuel-upsProperty of KTBHDH
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12.0 Avg MPG
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Black Beauty
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
Added Dec 2020 • 67 Fuel-upsProperty of mschweizer68
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16.3 Avg MPG
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My Truck
2015 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
Added Mar 2020 • 422 Fuel-upsProperty of MikeJ135
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14.2 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
Added Aug 2019 • 63 Fuel-upsProperty of k1llswitch
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14.2 Avg MPG
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El Caballo Negro
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Sep 2020 • 73 Fuel-upsProperty of jpvilches86
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17.1 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added May 2021 • 163 Fuel-upsProperty of rjkaoud
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12.6 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
Added Dec 2017 • 319 Fuel-upsProperty of DuramaxPoke
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13.5 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Jul 2018 • 133 Fuel-upsProperty of hunter9312
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16.7 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Mar 2019 • 205 Fuel-upsProperty of alibarle
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14.8 Avg MPG
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Sierra 2500 HD
2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
Added Oct 2018 • 106 Fuel-upsProperty of DooChess
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15.3 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Jun 2015 • 327 Fuel-upsProperty of flymhi
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15.3 Avg MPG
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GMC Sierra
2015 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed
Added Nov 2019 • 60 Fuel-upsProperty of ethanranft
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12.1 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Dec 2021 • 67 Fuel-upsProperty of cibalibeb
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12.7 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Sep 2021 • 50 Fuel-upsProperty of cdwarren
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15.1 Avg MPG
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My Sierra 2500 HD
2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
Added Sep 2020 • 31 Fuel-upsProperty of SnowRiderJ
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11.3 Avg MPG
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2015 Sierra 2500
2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
Added Dec 2015 • 177 Fuel-upsProperty of hemigoat2003
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13.1 Avg MPG