What could be a cause of my auto using too much gas?

Answer by  John (9008)

A lot of things can cause poor fuel efficiency. Common culprits include under-inflated tires, using low quality gasoline, sudden starting and stopping while driving, and more.

Answer by  beenthere13 (197)

Dirty air filters can quietly drain the gas mileage rating from your car. Fuel filters should be changed and checked regularly to ensure you are getting the best mileage possible.

Answer by  baba24 (270)

It could be attributed to a lousy fule pump that's in need of replacing. A fuel filter could also be the cause of the problem also.

Answer by  tamarawilhite (17883)

1. A leak in the gas hose or gas tank. 2. Your pistons or spark plugs are firing at the wrong time, making it inefficient and thus need more gas to go a specific distance 3. Leaky hoses in the transmission. 4. A gas cap that does not create an air tight seal, allowing gas to evaporate