2008 GMC Sierra 1500 MPG
Based on data from 112 vehicles, 8,544 fuel-ups and 2,360,433 miles of driving, the 2008 GMC Sierra 1500 gets a combined Avg MPG of 14.01 with a 0.06 MPG margin of error.
Below you can see a distribution of the fuel-ups with 280 outliers (3.17%) removed.
Following shows the average MPG of each of the 112 vehicles in the system.
2008 GMC Sierra 1500s For Sale Nearby
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My Sierra 1500
2008 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 4 Speed
Added Oct 2015 • 40 Fuel-upsProperty of torchred
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14.3 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 SLE
Added May 2016 • 3 Fuel-upsProperty of cesardrm
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7.5 Avg MPG
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GMC Sierra
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
Added Jun 2016 • 35 Fuel-upsProperty of lpeters
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16.1 Avg MPG
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2008 Sierra 1500
2008 GMC Sierra 1500 WT 5.3L V8 FLEX Automatic 4 Speed
Added Feb 2016 • 15 Fuel-upsProperty of jhoffer
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16.5 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed
Added Feb 2016 • 11 Fuel-upsProperty of kttyson1
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14.5 Avg MPG
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Silver Ghost
2008 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
Added Mar 2015 • 19 Fuel-upsProperty of ParisTNDude
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16.2 Avg MPG
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VortecMax
2008 GMC Sierra 1500 SLT 6.0L V8 GAS Automatic 4 Extended Cab Pickup (4 Door)
Added May 2013 • 337 Fuel-upsProperty of Koeck
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12.0 Avg MPG
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Truck!
2008 GMC Sierra 1500 SLE 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
Added Dec 2014 • 32 Fuel-upsProperty of Cale
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15.9 Avg MPG
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GMC SIERRA
2008 GMC Sierra 1500 GAS V6
Added Sep 2012 • 31 Fuel-upsProperty of tkeatts
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18.6 Avg MPG
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Jimmy
2008 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
Added Mar 2014 • 19 Fuel-upsProperty of ParisTNDude
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18.2 Avg MPG
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Sierra
2008 GMC Sierra 1500 SLT 4.8L GAS V8 Automatic 4 Standard Cab Pickup (2 Door)
Added Nov 2014 • 5 Fuel-upsProperty of casepuller900
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14.5 Avg MPG
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TheTruck
2008 GMC Sierra 1500 SLE 5.3L FLEX V8 Automatic 4 Crew Cab Pickup (4 Door)
Added Nov 2014 • 3 Fuel-upsProperty of nnag
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13.2 Avg MPG
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GMC Sierra 5.3L V8 2WD 4 Door
2008 GMC Sierra 1500 GAS V8
Added Jan 2014 • 38 Fuel-upsProperty of nickgust44
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15.4 Avg MPG
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Sierra
2008 GMC Sierra 1500 GAS V8
Added Feb 2014 • 6 Fuel-upsProperty of Cordanim
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20.2 Avg MPG
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Sierra
2008 GMC Sierra 1500 GAS V8
Added Mar 2013 • 19 Fuel-upsProperty of fightenfire
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11.4 Avg MPG
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Sierra Ext
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
Added Aug 2016 • 79 Fuel-upsProperty of Mavis500
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14.2 Avg MPG
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Big Black
2008 GMC Sierra 1500 GAS V8
Added Jan 2014 • 3 Fuel-upsProperty of conflux
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12.1 Avg MPG
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GMC 1500
2008 GMC Sierra 1500 GAS V6
Added Dec 2013 • 4 Fuel-upsProperty of calhoun86
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13.6 Avg MPG
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sierra
2008 GMC Sierra 1500
Added Jul 2013 • 14 Fuel-upsProperty of jstratton655
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13.7 Avg MPG
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jason
2008 GMC Sierra 1500 GAS V8
Added Sep 2012 • 24 Fuel-upsProperty of runslot
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15.4 Avg MPG