One problem related to other fuel system tank mounting has been reported for the 2011 Chrysler 300. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2011 Chrysler 300 based on all problems reported for the 2011 300.
Vehicle had a strong smell of fuel. There are many complaints regarding this same issue on the internet. The offending part was auxiliary fuel pump had to be replaced that is mounted on the top of the gas tank underneath the back passenger seat.