One problem related to gasoline fuel system has been reported for the 1999 Ford Mustang. The most recently reported issues are listed below.
Check engine light illuminated on two occasions, the dealer stated that the fuel cap needed replaced.
| Fuel Injection problems | |
| Fuel Injector problems | |
| Gasoline Fuel System problems | |
| Tank Assembly problems | |
| Gasoline Storage problems | |
| Tank Filler Pipe And Cap problems |