1988 GMC C3500 MPG
Based on data from 1 vehicles, 44 fuel-ups and 6,921 miles of driving, the 1988 GMC C3500 gets a combined Avg MPG of 7.04 with a 0.32 MPG margin of error.
Below you can see a distribution of the fuel-ups with 2 outliers (4.35%) removed.
1988 GMC C3500s For Sale Nearby
1988 GMC C3500 Sierra SLE 7.4L V8 GAS Automatic 3 Speed Standard Cab Pickup
Added Sep 2014 • 52 Fuel-ups
Property of scainbestone
7.2 Avg MPG