1998 GMC C1500 MPG
Based on data from 25 vehicles, 1,585 fuel-ups and 361,524 miles of driving, the 1998 GMC C1500 gets a combined Avg MPG of 13.29 with a 0.14 MPG margin of error.
Below you can see a distribution of the fuel-ups with 62 outliers (3.76%) removed.
Following shows the average MPG of each of the 25 vehicles in the system.
1998 GMC C1500s For Sale Nearby
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C1500
1998 GMC C1500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed
Added Mar 2021 • 199 Fuel-upsProperty of mattc05
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13.3 Avg MPG
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My Sierra
1998 GMC C1500 Sierra SLE 5.0L V8 GAS Automatic 4 Speed
Added Apr 2023 • 86 Fuel-upsProperty of GregHorak
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10.3 Avg MPG
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GMC 1500 Sierra
1998 GMC C1500 Sierra SLT 5.7L V8 GAS Automatic 4 Speed
Added Aug 2016 • 432 Fuel-upsProperty of Kawika858
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12.6 Avg MPG
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98 GMC
1998 GMC C1500 Sierra SLT 4.3L V6 GAS Automatic 4 Speed
Added Jul 2020 • 50 Fuel-upsProperty of brunz
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15.9 Avg MPG
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Sheila
1998 GMC C1500 Sierra SL 4.3L V6 GAS Manual 5 Speed
Added Mar 2022 • 17 Fuel-upsProperty of realoatis13
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18.4 Avg MPG
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1998 GMC Sierra 1500
1998 GMC C1500 Sierra SLT 5.7L V8 GAS Automatic 4 Speed
Added Aug 2016 • 52 Fuel-upsProperty of tleader
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19.6 Avg MPG
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Truck
1998 GMC C1500 Sierra SL 4.3L V6 GAS Automatic 4 Speed Standard Cab Pickup
Added Jun 2022 • 7 Fuel-upsProperty of EKAssault
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13.2 Avg MPG
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My C1500
1998 GMC C1500 Sierra SLE 4.3L V6 GAS Automatic 4 Speed
Added Nov 2022 • 11 Fuel-upsProperty of blackandwhiteX6
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13.6 Avg MPG
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Nyx
1998 GMC C1500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed
Added Apr 2022 • 4 Fuel-upsProperty of azninc13
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16.0 Avg MPG
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Champagne Sierra
1998 GMC C1500 Sierra SLE 5.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Sep 2018 • 50 Fuel-upsProperty of Dugg
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15.9 Avg MPG
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1998 GMC Sierra
1998 GMC C1500 Sierra SLT 5.7L V8 GAS Automatic 4 Speed
Added Sep 2016 • 154 Fuel-upsProperty of imzippy
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11.4 Avg MPG
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Truck
1998 GMC C1500 Sierra SL 5.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Nov 2018 • 50 Fuel-upsProperty of Phazetic99
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14.9 Avg MPG
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My C1500
1998 GMC C1500 Sierra SL 5.7L V8 GAS Automatic 4 Speed
Added Oct 2018 • 3 Fuel-upsProperty of brett77
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13.6 Avg MPG
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Blue
1998 GMC C1500 Sierra SLT 5.7L V8 GAS Automatic 4 Speed
Added Feb 2018 • 42 Fuel-upsProperty of rodge1sj
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14.9 Avg MPG
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Pickup
1998 GMC C1500 Sierra SL 4.3L V6 GAS Automatic 3 Speed Standard Cab Pickup
Added May 2013 • 21 Fuel-upsProperty of CFlath
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17.1 Avg MPG
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Sierra 1500
1998 GMC C1500 Sierra SLT 5.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Sep 2016 • 207 Fuel-upsProperty of jdegraaf
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13.2 Avg MPG
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GMC
1998 GMC C1500 Sierra SL 5.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Jan 2017 • 75 Fuel-upsProperty of dmahall
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15.4 Avg MPG
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Truck
1998 GMC C1500 Sierra SLT 5.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Feb 2014 • 153 Fuel-upsProperty of vortec5700
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12.9 Avg MPG
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Truck
1998 GMC C1500 Sierra SL 5.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Oct 2017 • 17 Fuel-upsProperty of abdiel1179
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15.2 Avg MPG
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Bertha
1998 GMC C1500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Feb 2015 • 32 Fuel-upsProperty of satxwy
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15.8 Avg MPG