X 2000 GMC Yukon XL 1500 4WD

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

EPA Fuel Economy

Combined: 13 MPG

City: 12 MPG

Highway: 15 MPG

X 2000 Ford Crown Victoria CNG

4.6 L, 8 cyl, Auto 4-spd, Natural Gas

EPA Fuel Economy

Combined: 16 MPG

City: 14 MPG

Highway: 21 MPG