Jeep TSB #1400723
2023 Jeep Grand Cherokee
Affected Component: FUEL SYSTEM, GASOLINE:STORAGE
- Summary
- Fuel Tank Filler Tube Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTC has been set: ? P0456 - EVAP System Small Leak. This bulletin involves inspecting and if necessary replacing the fuel filler tube.