1989 GMC R1500 Suburban MPG
Based on data from 2 vehicles, 10 fuel-ups and 5,378 miles of driving, the 1989 GMC R1500 Suburban gets a combined Avg MPG of 19.76 with a 16.84 MPG margin of error.
Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.
Following shows the average MPG of each of the 2 vehicles in the system.
1989 GMC R1500 Suburbans For Sale Nearby
My R1500 Suburban
1989 GMC R1500 Suburban 5.7L V8 GAS Automatic 4 Speed
Added Aug 2018 • 9 Fuel-ups
Property of shunt468
10.7 Avg MPG
1989 GMC R1500 Suburban 5.7L V8 GAS Automatic 3 Speed Sport Utility
Added Feb 2017 • 6 Fuel-ups
Property of ILikeBigTrucks
34.7 Avg MPG