Jeep Gladiator 2020 — technical service bulletin
Bulletin 1400120 · NHTSA communication 10223957 · issued Oct 3, 2020
Technical service bulletin
communication type
Fuel System, Gasoline
component
2020
model years
1
vehicle entries
Official summary
Fuel Tank Replacement - P0461: Level Sensor Performance This bulletin involves diagnosis and if necessary replacing the fuel tank and O-ringdue to a P0461 Diagnostic Trouble Code (DTC). Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the followingDiagnostic Trouble Code (DTC) has been set:P0461 - Fuel Level Sensor 1 Performance. In addition, the customer may notice one or more of the following:The fuel gauge is not accurate. The fuel gauge is stuck.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.