2008 GMC Sierra 1500 MPG
Based on data from 105 vehicles, 8,167 fuel-ups and 2,312,915 miles of driving, the 2008 GMC Sierra 1500 gets a combined Avg MPG of 14.11 with a 0.06 MPG margin of error.
Below you can see a distribution of the fuel-ups with 264 outliers (3.13%) removed.
Following shows the average MPG of each of the 105 vehicles in the system.
2008 GMC Sierra 1500s For Sale Nearby
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Work Truck
2008 GMC Sierra 1500 WT 4.3L V6 GAS Automatic 4 Speed Standard Cab Pickup
Added Mar 2019 • 280 Fuel-upsProperty of Frsmithiv
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15.0 Avg MPG
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Esteban's pickup
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed Cab & Chassis - Extended Cab
Added Oct 2022 • 10 Fuel-upsProperty of COM-Mattawa
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11.4 Avg MPG
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2008 GMC Truck
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
Added Nov 2018 • 167 Fuel-upsProperty of IFIXEM2
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16.1 Avg MPG
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Brandon Derrick
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
Added Mar 2017 • 384 Fuel-upsProperty of agman01
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14.8 Avg MPG
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GMC DENAli
2008 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 6 Speed
Added Mar 2017 • 355 Fuel-upsProperty of justgas
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14.1 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Dec 2022 • 3 Fuel-upsProperty of Bishop9409
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14.4 Avg MPG
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Sierra
2008 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed Crew Cab Pickup
Added Apr 2021 • 53 Fuel-upsProperty of francmic
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13.5 Avg MPG
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Eggplant
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
Added Oct 2020 • 35 Fuel-upsProperty of JSGunderson
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12.2 Avg MPG
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Black betty
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
Added Jun 2022 • 25 Fuel-upsProperty of 2012skyactiv
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14.1 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Nov 2020 • 66 Fuel-upsProperty of Yankeeezilla
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14.3 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
Added Sep 2022 • 13 Fuel-upsProperty of wnifong
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13.9 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Apr 2019 • 212 Fuel-upsProperty of grantallen
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11.9 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 WT 5.3L V8 GAS Automatic 4 Speed
Added Dec 2020 • 35 Fuel-upsProperty of ace22398
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14.2 Avg MPG
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Sierra 1500
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Sep 2017 • 100 Fuel-upsProperty of jordanGutts
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14.5 Avg MPG
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GMC
2008 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
Added Mar 2018 • 188 Fuel-upsProperty of MHogsett
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16.2 Avg MPG
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Colin Truck
2008 GMC Sierra 1500 SLT 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Feb 2018 • 89 Fuel-upsProperty of colinandcynthia
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14.5 Avg MPG
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Truck
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Jul 2014 • 141 Fuel-upsProperty of MChap15
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13.7 Avg MPG
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Dad’s Red Truck
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
Added Feb 2020 • 133 Fuel-upsProperty of SonomaCorkDork
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14.6 Avg MPG
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GMC
2008 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed Crew Cab Pickup
Added Oct 2017 • 86 Fuel-upsProperty of Chemicalfree
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15.8 Avg MPG
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Dads Blu
2008 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 4 Speed
Added Aug 2019 • 70 Fuel-upsProperty of ArsrTech
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13.6 Avg MPG