After fuel pump replacment, car uses more gasoline
There is always a chance of something going wrong with a repair, but let's not start there. There may be a new concern, such as a vacuum leak (https://www.yourmechanic.com/article/is-it-safe-to-drive-with-a-vacuum-leak) or a sensor (https://www.yourmechanic.com/services/fuel-gauge-sender-replacement) causing false readings. Since there was a...