Jeep Gladiator 2023 — technical service bulletin
Bulletin 0901523 · NHTSA communication 10248621 · issued Sep 22, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2023
model years
1
vehicle entries
Official summary
Lower Radiator Hose Not Properly Seated Customers may experience the following: ? Coolant leak underneath the vehicle. This bulletin involves inspecting and if necessary re-seating the lower radiator hose.
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.