1991 GMC C2500 MPG
Based on data from 2 vehicles, 18 fuel-ups and 4,983 miles of driving, the 1991 GMC C2500 gets a combined Avg MPG of 12.17 with a 1.43 MPG margin of error.
Below you can see a distribution of the fuel-ups with 1 outliers (5.26%) removed.
Following shows the average MPG of each of the 2 vehicles in the system.
1991 GMC C2500s For Sale Nearby
1991 GMC C2500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed
Added Mar 2017 • 12 Fuel-ups
Property of SethWaggonner
13.5 Avg MPG
1991 GMC C2500 Sierra SLX 5.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
Added Aug 2013 • 13 Fuel-ups
Property of turtleish
25.7 Avg MPG