I can't remember who said it (DMC Joe, DMC Houston, or someone else), but things such as the LAMBDA ECU, Idle Speed Regulator, etc., can wear out over time, and can possibly affect gas milage. It may be possible that this could be one aspect as to why you're getting fewer miles to the gallon than others... -Robert >Considering that the Delorean really has neither of these (what is >it, 18mpg?) >Quite the contrary. I have averaged between 25 and 27 MPG in my car.