X 2004 Chevrolet Express Cargo (dedicated CNG)

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

EPA Fuel Economy

Combined: 12 MPG

City: 11 MPG

Highway: 15 MPG

X 1994 Chevrolet Blazer 1500 4WD

6.5 L, 8 cyl, Auto 4-spd, Diesel

EPA Fuel Economy

Combined: 15 MPG

City: 14 MPG

Highway: 17 MPG