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August 24, 2022 Service bulletin

Flash: Memory Seat Module (MSM) Updates This bulletin involves reprogramming the MSM with the latest...

Jeep technical service bulletin 0816122 for 2021 Jeep Grand Cherokee.

Bulletin number
0816122
Component
Seats
Summary
Flash: Memory Seat Module (MSM) Updates This bulletin involves reprogramming the MSM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC). B1D9B-54 - Seat Horizontal Front Stop Not Learned-Missing Calibration. Customers may experience the following:Memory seat do not save on profiles 1 or 2. Easy entry/exit functionality is inoperative. Drivers massage seats do not recall lumbar and bolster position when profile selected on radio (Recall from door switches and keyfob work as expected).

Owners of these vehicles have filed 5 complaints in the seats category.

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