Fuel Economy of Chevrolet R1500 Cars

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The following table compares the fuel economies of different models of Chevrolet R1500 cars, across model years.
The annual fuel costs (shown in the right-hand columns) are calculated based on an estimated annual mileage of 15,000 miles, of which 55% of the miles are city driving, and 45% of the miles are highway driving. Annual Cost 1 assumes a fuel cost of $5.00 per gallon, while Annual Cost 2 assumes a fuel cost of $6.00 per gallon.

Table 1. Fuel Economy of Chevrolet R1500 Suburban 2WD

Model YearTransmissionCyl. Combined
MPG
City
MPG
Highway
MPG
Annual
Cost 1
Annual
Cost 2
1991 R1500 Suburban 2WDAutomatic 4-speed8 131116$5,859$7,031
1991 R1500 Suburban 2WDAutomatic 4-speed8 171520$4,437$5,325
1990 R1500 Suburban 2WDAutomatic 4-speed8 141217$5,422$6,507
1990 R1500 Suburban 2WDAutomatic 4-speed8 171521$4,357$5,228
1989 R1500 Suburban 2WDAutomatic 4-speed8 141217$5,422$6,507
1989 R1500 Suburban 2WDAutomatic 4-speed8 171522$4,284$5,140