One problem related to auxillary tank selector device has been reported for the 2005 Ford Mustang. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Ford Mustang based on all problems reported for the 2005 Mustang.
Consumer complained about fuel system problem. There were 2 unit systems. When going from stop to start the car hesitated, and it took at least 2 or 3 seconds before it went back to normal. Dealer had seen this car, and ordered apart for the replacement of fuel system. They said the parts would be in four to five days. Dealer told consumer to drive the car normally. But hesitation recurred.