Jeep Gladiator 2023 — technical service bulletin
Bulletin 1400623 · NHTSA communication 10242838 · issued Jul 29, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
Fuel Tank and Fuel Delivery Module Replacement Customers may experience the following: ? Fuel gage reading incorrectly at 7/8 full after refueling. This bulletin involves replacing the fuel tank and possibly the fuel delivery module.
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.