running out of gas and on 2001 Ford Windstar

i ran out of gas and the van started to idle real bad in drive and when i give it more gas to go some where.

Asked by for the 2001 Ford Windstar
Did you actually run out of gas? If so, when you refill the fuel, it may take a little time to get back to normal, as sediment from the tank may have made its way through the fuel system, and a nominal amount of air may be present in your system.