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Fuel Economy of 1989 GMC Suburban
EPA MPG
MODEL City Comb Hwy
1989 GMC Suburban V1500 4WD 8 cyl, 5.7 L, Automatic 4-spd, Regular Gasoline
1989 GMC Suburban V1500 4WD 11

City

12

Combined

15

Highway

1989 GMC Suburban V1500 4WD 8 cyl, 5.7 L, Manual 4-spd, Regular Gasoline
1989 GMC Suburban V1500 4WD 11

City

12

Combined

13

Highway

1989 GMC Suburban V1500 4WD 8 cyl, 5.7 L, Manual 4-spd, Regular Gasoline
1989 GMC Suburban V1500 4WD 11

City

12

Combined

13

Highway

1989 GMC Suburban V1500 4WD 8 cyl, 6.2 L, Automatic 4-spd, Diesel
1989 GMC Suburban V1500 4WD 15

City

16

Combined

20

Highway