Hummer H3 3.7 - L5 Aut 3653cc Automatic 4 Speed
Urban: 15.1 MPG Extra Urban: 23.3 MPG Combined: 19.5 MPG	Road Tax £400 Tax Band: G (346g/km)

Real World MPG for the Hummer H3 3.7 - L5 Aut:

We currently don't have any real world MPG for the HUMMER H3 3.7 - L5 AUT. Why not be the first to add your findings by submitting your MPG figures?