1981 GMC C1500 MPG
Based on data from 2 vehicles, 46 fuel-ups and 9,982 miles of driving, the 1981 GMC C1500 gets a combined Avg MPG of 14.95 with a 0.84 MPG margin of error.
Below you can see a distribution of the fuel-ups with 6 outliers (11.54%) removed.
Following shows the average MPG of each of the 2 vehicles in the system.
1981 GMC C1500s For Sale Nearby
1981 GMC C1500 Sierra Classic 5.7L V8 GAS Automatic 3 Speed Standard Cab Pickup
Added May 2014 • 13 Fuel-ups
Property of MartinG
8.2 Avg MPG
1981 GMC C1500 5.0L V8 GAS Automatic 3 Speed
Added Apr 2017 • 42 Fuel-ups
Property of tinkerwalsh
15.7 Avg MPG