1991 GMC C1500 MPG
Based on data from 2 vehicles, 56 fuel-ups and 15,097 miles of driving, the 1991 GMC C1500 gets a combined Avg MPG of 15.82 with a 0.69 MPG margin of error.
Below you can see a distribution of the fuel-ups with 1 outliers (1.75%) removed.
Following shows the average MPG of each of the 2 vehicles in the system.
1991 GMC C1500s For Sale Nearby
1991 GMC C1500 Sierra 5.7L V8 GAS Automatic 4 Speed
Added Feb 2017 • 6 Fuel-ups
Property of macpro19
17.6 Avg MPG
1991 GMC C1500 Sierra 4.3L V6 GAS Automatic 4 Speed
Added Sep 2016 • 73 Fuel-ups
Property of slo-mo-shun
16.5 Avg MPG