X 2006 Pontiac Grand Prix

3.8 L, 6 cyl, Auto (S4), Premium Gasoline

EPA Fuel Economy

Combined: 20 MPG

City: 17 MPG

Highway: 26 MPG

X 1988 Jeep Comanche 4WD

2.5 L, 4 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 16 MPG

Highway: 21 MPG

X 2003 Isuzu Ascender 4WD

5.3 L, 8 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 14 MPG

City: 13 MPG

Highway: 16 MPG