Does Car Battery Affect Mpg? [Solved]
Namaste, iam Audrey Davis, I hope your day is as beautiful as your smile. Does Car Battery Affect Mpg? [Solved] Faulty or failing batteries can affect fuel economy A faulty or failing battery can affect the fuel economy as the vehicle’s alternator will have to draw more horsepower to charge the battery adequately, meaning the added load puts more pressure onto the battery and uses more fuel. Did you know, faulty or failing batteries can affect your fuel economy?...