1989 GMC C3500 MPG
Based on data from 1 vehicles, 61 fuel-ups and 10,244 miles of driving, the 1989 GMC C3500 gets a combined Avg MPG of 9.17 with a 0.29 MPG margin of error.
Below you can see a distribution of the fuel-ups with 9 outliers (12.86%) removed.
1989 GMC C3500s For Sale Nearby
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Jimmy
1989 GMC C3500 Sierra SLE 7.4L V8 GAS Automatic 3 Speed
Added Jul 2022 • 73 Fuel-upsProperty of JStevenG
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9.3 Avg MPG
