Jeep Grand Wagoneer 2023 — technical service bulletin
Bulletin 0806023 · NHTSA communication 10234514 · issued Feb 25, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
2
vehicle entries
Official summary
Flash: Power Liftgate Module (PLGM) Enhancements Customers may experience: ? Liftgate does not operate with power, must operate manually. ? Double switch press causes the liftgate to go into manual mode. ? Battery drain after liftgate is closed following an opening obstruction. This bulletin involves reprogramming of the PLGM with the latest available software.
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.