What Causes Poor Gas Mileage and How to Fix it!
Many of the main causes for poor gas mileage are mechanical and include things like improper air flow, faulty injectors or bad oxygen sensors.
"Your vehicle needs both fuel and air to give the best fuel mileage," says Nicole Syme, owner at LMN Auto & Tire. When one part of the system malfunctions, that can throw off your fuel usage and hurt gas mileage."
Aside from mechanical issues, other factors can affect gas mileage. Syme says bad alignment, improperly inflated tires, poor tread and driving habits can make a difference in how far a Liter of gas goes.