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Service bulletin 0816322

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10225290
Published by NHTSA2022-10-31
Manufacturer's number0816322
Manufacturer's date2022-08-24
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; SEATS; EXTERIOR LIGHTING; ELECTRICAL SYSTEM

NHTSA's 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.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Lighting, Seats, Software

Trouble codes named

B1D9B

Vehicles listed
JEEP GRAND WAGONEER2022
JEEP WAGONEER2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
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