
Originally Posted by
PsychoMp3
spoke to a friend regarding the Rio's demise in fuel economy. Was told that efficiency should be from the time you get the car should be more efficient than owning th car longer. which actually makes more sense, because once the car is new and fresh the car already had it's short breakin period from the time the car is driven into the ship yard to be delivered and then driven to the showroom.
As a car gets older it's efficiency would degrade as well as it's horse power due to metal fatigue, wear and tear, etc...