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Service bulletin 0815623

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 id10241136
Published by NHTSA2023-08-21
Manufacturer's number0815623
Manufacturer's date2023-06-29
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT

NHTSA's summary

Telematics Box Module (TBM) Over The Air Software Update to 4.36 Customers may experience one or more of the following: ? Uconnect Box requires service message at start up. ? Losing WiFi Hotspot streaming connection: internet data is not reliable. ? User is unable to setup the Charge schedule/Climate schedule events in Uconnect App (TBM is sending failure message). ? LED blinking on overhead console after ignition cycle. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The TBM software will be updated from 4.27i (WD) and 4.29d (RU) to 4.36.

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, Equipment and accessories

Vehicles listed
CHRYSLER PACIFICA2023
DODGE DURANGO2023
DODGE DURANGO12023 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
26V2960002026-05-11. EQUIPMENT ADAPTIVE/MOBILITY:WHEELCHAIR RESTRAINTS/SECUREMENT:CRITICAL FASTENERS
25V8770002025-12-17. EQUIPMENT ADAPTIVE/MOBILITY:WHEELCHAIR RESTRAINTS/SECUREMENT:LATCH/ANCHOR:
25V8760002025-12-17. EQUIPMENT ADAPTIVE/MOBILITY:WHEELCHAIR RESTRAINTS/SECUREMENT:LATCH/ANCHOR:
25V3880002025-06-12. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
23V7530002023-11-09. ELECTRICAL SYSTEM:12V/24V/48V BATTERY
20230082023-01-18. Electrical
23V0100002023-01-17. ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; HYBRID PROPULSION SYSTEM: INVERTER

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
S26210000062026-10-07. Service bulletin. Note: Document released 10/2/2026. Multiple Warning Indicators On In The IPC. ESM - PRNDL Flashing. And The Vehicle Will Not Shift Into Gear. The Wipers May Be On, With An Electric Parking Brake Unavailable.
08-335-262026-09-23. Service bulletin. Flash: Integrated Dual Charge Module (IDCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● B22A9-87 - ECU Internal Performance-Missing Message. ● P0D21-00 - Battery Charger "A" Output Voltage Too Low. Customers may experience the following: ● Vehicle will not charge. This bulletin involves reprogramming the IDCM with the latest available software.
91009002026-09-17. Service bulletin. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
1138032026-08-13. Service bulletin. HOSE AND TUBE - HEATER SUPPLY AND RETURN
08-294-262026-07-29. Service bulletin. Telematics Box Module (TBM) Firmware Over The Air Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Codes (DTCs): ● B22A9-00 - ECU Internal Performance. ● B1560-13 - Cellular Antenna 1-Circuit Open. ● B1561-13 - Cellular Antenna 2-Circuit Open. ● B1562-12 - GPS Antenna-Circuit Short To Battery. Customers may also comment on the following: ● "Uconnect Box Requires Service" message in the display screen module.
91008602026-07-18. Service bulletin. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
9100803 Rev 32026-07-18. Service bulletin. Front Fog Lamp RT 1) If the lamp contains moisture, do not replace it immediately. Turn the fog lamp on for one hour and inspect it afterward. Refer to 23-008-25 Rev.A. Exterior Front Lamps Condensation Clearing Procedure for details. 2) If the fog lamp(s) do not light. Refer to Star Online Publication S2523000085 for details.
08-268-262026-07-18. Service bulletin. SXM Radio Doesn't Reflect Station Or Song Changing Customers may experience the following: SYMPTOM: ● When playing SXM stations the radio does not reflect the current station or recognize a song changing.
S2508000025 REV. B2026-07-08. Service bulletin. Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
1131532026-07-08. Service bulletin. THERMOSTAT – NONE.