X 2004 GMC Savana (cargo) (Bi-fuel)

6.0 L, 8 cyl, Auto 4-spd, Regular Gasoline or Natural Gas

EPA Fuel Economy

Regular Gasoline

Combined: 12 MPG

City: 11 MPG

Highway: 15 MPG

Natural Gas

Combined: 12 MPG

City: 11 MPG

Highway: 15 MPG

X 1984 Volkswagen Quantum

1.6 L, 4 cyl, Man 5-spd, Diesel

EPA Fuel Economy

Combined: 31 MPG

City: 28 MPG

Highway: 35 MPG