1989 GMC R1500 Suburban MPG
Based on data from 2 vehicles, 16 fuel-ups and 4,946 miles of driving, the 1989 GMC R1500 Suburban gets a combined Avg MPG of 10.74 with a 0.58 MPG margin of error.
Below you can see a distribution of the fuel-ups with 1 outliers (5.88%) removed.
Following shows the average MPG of each of the 2 vehicles in the system.
1989 GMC R1500 Suburbans For Sale Nearby
1989 GMC R1500 Suburban 5.7L V8 GAS Automatic 3 Speed Sport Utility
Added Feb 2017 • 7 Fuel-ups
Property of ILikeBigTrucks
10.0 Avg MPG
My R1500 Suburban
1989 GMC R1500 Suburban 5.7L V8 GAS Automatic 4 Speed
Added Aug 2018 • 19 Fuel-ups
Property of shunt468
11.3 Avg MPG