Jeep Grand Cherokee 2015–2020 — technical service bulletin
Bulletin S2023000021 · NHTSA communication 10175648 · issued Apr 1, 2020
Technical service bulletin
communication type
Structure
component
2015–2020
model years
6
vehicle entries
Official summary
Water Leak At Rear Lift Gate D Pillar.
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.