WenmarOpen by Wenmar Pro

Service bulletin 08-294-26

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 id11035317
Published by NHTSA2026-07-29
Manufacturer's number08-294-26
Manufacturer's date2026-07-25
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

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.

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

Trouble codes named

B1560, B1561, B1562, B22A9

Vehicles listed
DODGE DURANGO2021, 2022, 2023, 2024

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
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
08-290-262026-07-29. Service bulletin. Flash: Radio Frequency Hub Module (RFHM) Updates The following software enhancements are available: SYMPTOM: ● Update to the RFHM software to prevent unauthorized key fob programming. This bulletin updating the RFHM with the latest available software.
S2508000025 REV. B2026-07-08. Service bulletin. Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
1131532026-07-08. Service bulletin. THERMOSTAT – NONE.
1131522026-07-08. Service bulletin. THERMOSTAT – NONE.
08-256-262026-07-08. Service bulletin. Uconnect® Screen Turns Blank Or Black Customers may experience the following: SYMPTOM: ● The Uconnect® screen display goes blank/black at times.
S2508000025 REV.A2026-07-02. Service bulletin. Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
S2623000041 REV.A2026-07-02. Service bulletin. Power Liftgate Intermittently Inoperative. Will Not Open/ Close. Liftgate/Hatch Ajar Message Displayed. Rev A
S268A0000142026-07-02. Service bulletin. Radio/ETM is Adding Approximately 27mA Draw to Vehicle When in Logistics Mode