Jeep Gladiator 2017–2021 — technical service bulletin
Bulletin S1925000008 Rev. · NHTSA communication 10184406 · issued Nov 10, 2020
Technical service bulletin
communication type
Power Train
component
2017–2021
model years
11
vehicle entries
Official summary
(Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance 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.