Keeping track of your mileage is an easy way to determine how many miles you can get per gallon of fuel. But why should you track it for every tank of gas you fill you car with? Because your mileage can tell you more than your mileage.

When you notice changes in your mileage, it may signify a problem with your automobile’s system. And while a change in one tank may be from a variety of conditions, concurrent changes that continue from fill up to fill up should make you take notice.

There are several non-mechanical reasons why your mileage might change. It is normal for mileage to drop during cold weather. Your mileage may also change if a tank is consumed by several short trips over a time period as compared to predominately highway driving. And if your driving style has changed, your mileage may reflect the changes. If your driving pathways change (for instance, your commute to work), your mileage may change. While these are not the only reasons why your mileage might change, they provide you with a starting point to determine why your mileage might change. [Read more…]