Jeep Wrangler 2021–2023 — technical service bulletin
Bulletin S2208000205 · NHTSA communication 10229771 · issued Dec 23, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021–2023
model years
3
vehicle entries
Official summary
Three Way Coolant Valve Hoses Misrouted. P0E80-00-Coolant Bypass Valve "B" Control Stuck Closed
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.