The tank is not full
Volkswagen Q&AAsk Your Question
2003 Volkswagen Passat W8 Question: When I go to get gas, The gas pump keeps clicking like the gas tank is full.
patrick mannion from Greg Solow's Engine Room, October 17, 2011, 21:16Master
The vent valve for the evaporative emission system may be sticking or the filler hose may somehow got damaged.
Answer #2ryanw8 January 22, 2013, 08:28Rookie
Some gas pumps just sound like that lol.