Jeep Gladiator 2020–2022 — technical service bulletin
Bulletin S2025000006RevA · NHTSA communication 10225348 · issued Aug 11, 2022
Technical service bulletin
communication type
Electrical System
component
2020–2022
model years
8
vehicle entries
Official summary
Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
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.