1988 GMC C3500 MPG
Based on data from 1 vehicles, 59 fuel-ups and 7,586 miles of driving, the 1988 GMC C3500 gets a combined Avg MPG of 6.96 with a 0.37 MPG margin of error.
Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.
1988 GMC C3500 Sierra SLE 7.4L V8 GAS Automatic 3 Speed Standard Cab Pickup
Added Sep 2014 • 67 Fuel-ups
Property of scainbestone
7.1 Avg MPG