2008 GMC Sierra 1500 MPG
Based on data from 110 vehicles, 8,286 fuel-ups and 2,291,187 miles of driving, the 2008 GMC Sierra 1500 gets a combined Avg MPG of 14.02 with a 0.06 MPG margin of error.
Below you can see a distribution of the fuel-ups with 268 outliers (3.13%) removed.
Following shows the average MPG of each of the 110 vehicles in the system.
2008 GMC Sierra 1500s For Sale Nearby
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Gregio
2008 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
Added Apr 2023 • 5 Fuel-upsProperty of quiktekk
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15.3 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 • 81 Fuel-upsProperty of 2012skyactiv
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13.5 Avg MPG
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246-35
2008 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed
Added Mar 2023 • 26 Fuel-upsProperty of Brandon-Lawrence
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10.6 Avg MPG
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GMC
2008 GMC Sierra 1500 SLT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
Added Oct 2023 • 51 Fuel-upsProperty of Boconnor303
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12.5 Avg MPG
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Sierra 1500
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Jun 2023 • 21 Fuel-upsProperty of Elpimpo1
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14.4 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed
Added Jan 2024 • 18 Fuel-upsProperty of davidhoover
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12.9 Avg MPG
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Truck
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Jul 2014 • 163 Fuel-upsProperty of MChap15
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13.5 Avg MPG
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Jesus truck
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
Added Mar 2023 • 23 Fuel-upsProperty of COM-Mattawa
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17.3 Avg MPG
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Sierra 1500
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Sep 2017 • 117 Fuel-upsProperty of jordanGutts
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14.4 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 • 110 Fuel-upsProperty of colinandcynthia
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14.5 Avg MPG
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Dads Blu
2008 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 4 Speed
Added Aug 2019 • 83 Fuel-upsProperty of ArsrTech
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13.8 Avg MPG
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My Sierra 1500
2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
Added Nov 2020 • 95 Fuel-upsProperty of Yankeeezilla
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13.9 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 • 53 Fuel-upsProperty of JSGunderson
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12.3 Avg MPG
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GMC DENAli
2008 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 6 Speed
Added Mar 2017 • 378 Fuel-upsProperty of justgas
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14.1 Avg MPG
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Brandon Derrick
2008 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
Added Mar 2017 • 406 Fuel-upsProperty of agman01
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14.8 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 • 191 Fuel-upsProperty of IFIXEM2
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16.0 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 • 79 Fuel-upsProperty of francmic
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13.3 Avg MPG
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GMC
2008 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
Added Mar 2018 • 207 Fuel-upsProperty of MHogsett
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16.2 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 • 93 Fuel-upsProperty of Chemicalfree
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15.6 Avg MPG
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GMC
2008 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed
Added Nov 2018 • 332 Fuel-upsProperty of jakirchoff
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12.7 Avg MPG