Click here to see important news regarding the aCar App

Fuel Saving Tips

Don't top it off

You need extra room in your gas tank to allow the gasoline to expand. If you top off your tank, the extra gas may evaporate into your vehicle’s vapor collection system. That system may become fouled and will not work properly causing your vehicle to run poorly and have higher tailpipe emissions.

posted by sr20de on November 25, 2011

this tip works for 56% of voting Fuelly members.

All Tips | Suggest a Tip