Jeep Cherokee 2019–2021 — technical service bulletin
Bulletin S2108000062 · NHTSA communication 10218509 · issued Aug 18, 2021
Technical service bulletin
communication type
Exterior Lighting
component
2019–2021
model years
3
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.