2003 GMC Sierra 2500 HD MPG
Based on data from 66 vehicles, 4,896 fuel-ups and 1,453,856 miles of driving, the 2003 GMC Sierra 2500 HD gets a combined Avg MPG of 14.15 with a 0.12 MPG margin of error.
Below you can see a distribution of the fuel-ups with 77 outliers (1.55%) removed.
Following shows the average MPG of each of the 66 vehicles in the system.
2003 GMC Sierra 2500 HDs For Sale Nearby
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GMC Sierra
2003 GMC Sierra 2500 HD SLT 8.1L V8 GAS Automatic 5 Speed
Added Sep 2016 • 93 Fuel-upsProperty of riverwake
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8.5 Avg MPG
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My Sierra 2500 HD
2003 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 4 Speed
Added Jul 2017 • 16 Fuel-upsProperty of wsafford
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11.7 Avg MPG
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Mitch
2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
Added Feb 2018 • 242 Fuel-upsProperty of minimill
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12.4 Avg MPG
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Work Truck
2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
Added May 2014 • 173 Fuel-upsProperty of RayC
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15.1 Avg MPG
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Tammy
2003 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 5 Speed
Added Jun 2017 • 20 Fuel-upsProperty of kiefnuts
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7.4 Avg MPG
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Sierra Duramax
2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
Added Mar 2014 • 26 Fuel-upsProperty of fredscool
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12.8 Avg MPG
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Butch
2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
Added Jul 2017 • 10 Fuel-upsProperty of KreyKeele
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14.5 Avg MPG
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Red Duramax
2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
Added Sep 2016 • 21 Fuel-upsProperty of wdkgecko
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17.5 Avg MPG
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My Sierra 2500 HD
2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
Added Jul 2017 • 3 Fuel-upsProperty of mybluetruck
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15.4 Avg MPG
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Truck
2003 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Jun 2017 • 11 Fuel-upsProperty of Baldwin93
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12.3 Avg MPG
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My Sierra 2500 HD
2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
Added May 2017 • 3 Fuel-upsProperty of helicopterhernan
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14.1 Avg MPG
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2003 GMC
2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 4 Speed
Added Aug 2016 • 295 Fuel-upsProperty of speck70001
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18.0 Avg MPG
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My Sierra 2500 HD
2003 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 5 Speed
Added May 2016 • 4 Fuel-upsProperty of SuperrDave
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16.9 Avg MPG
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Gas Hog
2003 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Feb 2015 • 11 Fuel-upsProperty of vskid3
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12.5 Avg MPG
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My Sierra 2500 HD
2003 GMC Sierra 2500 HD SLT 6.6L DIESEL V8 Automatic 5 Cab & Chassis (4 Door)
Added Jan 2015 • 9 Fuel-upsProperty of khansen_Dmax
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15.6 Avg MPG
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Truck
2003 GMC Sierra 2500 HD SLE 6.6L DIESEL V8 Automatic 5 Extended Cab Pickup (4 Door)
Added Apr 2015 • 10 Fuel-upsProperty of mdirkes530
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20.0 Avg MPG
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Truck
2003 GMC Sierra 2500 HD GAS V8
Added Aug 2009 • 139 Fuel-upsProperty of wera803
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11.4 Avg MPG
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GMC Truck
2003 GMC Sierra 2500 HD SLE 6.6L DIESEL V8 Automatic 5 Crew Cab Pickup (4 Door)
Added Sep 2014 • 3 Fuel-upsProperty of brandorm
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12.9 Avg MPG
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Ed's GMC
2003 GMC Sierra 2500 HD SLT 6.6L DIESEL V8 Automatic 5 Crew Cab Pickup (4 Door)
Added Oct 2014 • 3 Fuel-upsProperty of Edlandry
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14.5 Avg MPG
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Torque Monster
2003 GMC Sierra 2500 HD DIESEL V8
Added Apr 2011 • 21 Fuel-upsProperty of Roolet
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15.2 Avg MPG