X 2001 Honda Civic CNG

1.7 L, 4 cyl, Auto (variable gear ratios), Natural Gas

EPA Fuel Economy

Combined: 28 MPG

City: 26 MPG

Highway: 31 MPG

X 1993 GMC Safari 2WD (cargo)

4.3 L, 6 cyl, Auto 4-spd, Premium Gasoline

EPA Fuel Economy

Combined: 17 MPG

City: 15 MPG

Highway: 21 MPG