Jeep Grand Cherokee 2021 — technical service bulletin
Bulletin 0802122 · NHTSA communication 10222996 · issued Jan 27, 2022
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
Power Liftgate Module (PLGM) Replacement Due to a Battery Drain Issue This bulletin involves replacing the PLGM. Customers may experience one of the following:Vehicle will not start. It will start once it is jump started. Battery is dead.
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.