1991 GMC C3500 MPG
Based on data from 2 vehicles, 85 fuel-ups and 10,583 miles of driving, the 1991 GMC C3500 gets a combined Avg MPG of 8.97 with a 0.37 MPG margin of error.
Below you can see a distribution of the fuel-ups with 1 outliers (1.16%) removed.
Following shows the average MPG of each of the 2 vehicles in the system.
1991 GMC C3500s For Sale Nearby
1991 GMC C3500 Sierra 5.7L V8 GAS Manual 5 Speed
Added Mar 2019 • 86 Fuel-ups
Property of wildedge93
9.4 Avg MPG
1991 GMC C3500 Sierra SLE 7.4L V8 GAS Automatic 4 Speed
Added Mar 2017 • 9 Fuel-ups
Property of duallydad
6.7 Avg MPG