Jeep Cherokee 2019–2020 — technical service bulletin
Bulletin S2008000131 Rev. · NHTSA communication 10183039 · issued Oct 20, 2020
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2019–2020
model years
2
vehicle entries
Official summary
U11E9 Lost Communication With AGS (Active Grille Shutter), Malfunction Indicator Lamp (MIL) Illuminated
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.