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Service bulletins for the 2023 Dodge HORNET

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.

158 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
08-252-262026-07-02. Service bulletin. ELECTRICAL SYSTEM; SEATS. Heated Seats and Heated Wheel Turn Off Or Become Disabled Customers may comment on the following: ● Customer may comment that their Heated Seats and Heated Steering Wheel will turn off or become disabled (button grayed out on display screen) while driving the vehicle.
08-200-262026-05-20. Service bulletin. ELECTRICAL SYSTEM. Instrument Panel Cluster (IPC) Content Missing Or Screen Blank Customers may experience the following: ● IPC content missing, display abnormal or screen blank
08-200-262026-05-13. Service bulletin. ELECTRICAL SYSTEM. Instrument Panel Cluster (IPC) Content Missing Or Screen Blank Customers may experience the following: ● IPC content missing, display abnormal or screen blank
08-148-262026-04-22. Service bulletin. ELECTRICAL SYSTEM. The following software enhancement is available: ● This software update enables the feature Active Cabin Ventilation (ACV). 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 5.49.0, 5.53.0 or 5.43 to 5.53 software level. NOTE: National launch for this FOTA update is expected to begin: April 14, 2025.
S228A000025 REV.A2026-03-05. Service bulletin. ELECTRICAL SYSTEM. Harman R1H Uconnect 5 Radio Software Flash Error Codes
08-394-25 REV. A2025-12-17. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure.
91007342025-12-17. Service bulletin. ELECTRICAL SYSTEM. If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and customer states Popup message will show at the radio: "Battery of Uconnect Box requires service. SOS call and related functions may be unavailable. Please visit an authorized dealer." PLEASE do not Replace the TBM module, only replace TBM Internal Battery (inside Telematics Box Module) and order PN68493347
08-394-252025-12-11. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure
S25080001012025-11-13. Service bulletin. ELECTRICAL SYSTEM. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
08-370-252025-11-13. Service bulletin. ELECTRICAL SYSTEM. R1H Radio U33.43 USB Software Update Customers may experience one or more of the following: ● **Head Unit (HU) does not show the Charge/Climate Summary popup after key off. ● Performance Pages disappear. ● Blind spot chime does not work if CAN activation signals duration is less than two seconds.** ● Speed limit sign on Instrument Panel Cluster (IPC) is showing incorrect speed. ● Touch freeze/Disassociated Center Stack Display (DCSD) off. ● CP/AA wireless disconnection This bulletin involves inspecting radio software level and if the software level is at or below U27.52, updating it with a USB to U29.42 first and then a second update to U33.43.**
S2308000035 REV.C2025-10-29. Service bulletin. ELECTRICAL SYSTEM. U1202-00 Lost Communication with Electric Vehicle Control Module Set Erroneously in The Radio (ETM)
S2308000041 REV.B2025-09-04. Service bulletin. ELECTRICAL SYSTEM. Replacement Key Fobs Will Not Program On Vehicles Equipped With An iBCM
S25090000082025-08-21. Service bulletin. ELECTRICAL SYSTEM. Customer Indicates Reduced Power And Malfunction Indication Light (MIL) on. Possible DTC’s P2453, P2455, P2461.
S25080000472025-06-11. Service bulletin. ELECTRICAL SYSTEM. "Parking Lamps do Not Illuminate When the Vehicle is Remotely Started"
91005992025-05-29. Service bulletin. ELECTRICAL SYSTEM. Underhood start/stop safety The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC): - P152E Engine -Hood Switch 2 Circuit High. - DTC P152F Customers may also experience: - Start/Stop system warning light. - Start/Stop inoperable. - Remote start inoperable. Diagnosis: - Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in DealerCONNECT/Service Library, verify all related systems are functioning as designed. If DTCs or symptom conditions, other than the one listed are present, record the issues on the repair order and repair as necessary before proceeding further with this bulletin. - If any vehicle exhibits any of the symptoms listed above in the customer symptom section, perform the Repair Procedure. - Special Tools/Equipment: wiTECH or equivalent. Repair Procedure: 1. Open the hood and locate the hood switch 2. Push in on the two locking tabs and pull them out. 3. Disconnect the wire connector from the switch. 4. Connect the wires to the same hood switch. 5. Push the switch back into the hold until both lock tab are engaged. 6. Clear all DTCs that may have been set in any module during this repair procedure. 7. In case the P152F/P152E DTCs persist, repeat the procedure with a new/spare/known good switch and repeat steps 5 and 6. 8. Replace switch installed during previous step for the original switch of the vehicle. If DTCs P152F/P152E are not present, leave the original switch installed and do not document the change of the switch in the repair process/narrative.
S2308000069 REV.B2025-05-14. Service bulletin. ELECTRICAL SYSTEM. Low Battery State of Charge (SOC), Rear Window Defroster and Heated Mirrors Inoperative
91005002025-02-26. Service bulletin. ELECTRICAL SYSTEM. Touchscreen For all infotainment system repairs (touchscreens, radios, etc.), refurbished parts may be available. Follow the Infotainment Ordering guide available under the "Parts" section of Dealer Connect: DealerCONNECT> Parts> News& Information> Audio & Electronic Products Exchange Process
08-051-252025-02-25. Service bulletin. ELECTRICAL SYSTEM. "Flash: Display Screen Module (DSM) System Updates Customers may comment on the following: ● Touch screen panel is not working properly after radio software update This bulletin involves updating the DSM with the latest available software. "
08-002-25 REV. A2025-02-25. Service bulletin. ELECTRICAL SYSTEM. "Radio Over The Air Update from T27.52 to U29.44 then U33.43 Software Version (FOTA ON HOLD) Customers may experience one or more of the following: ● Unable to select the Turn by Turn Navigation. ● Blank performance pages (Rearview Camera (RVC) functions normally). ● Android Auto® Voice Recognition (VR) inoperative. ● Media Tuner delayed. ● Charge Schedule not accepting updates via phone (RVC functions normally). ● Ambient light inoperative. ● Map in Instrument Panel Cluster (IPC) inoperative. ● Media Widget blank. ● Navigation Map black. ● Off-Road Pages inoperative (RVC functions normally). ● VR inoperative. ● Incorrect song title displayed (Carplay® only). ● Radio display switches from Media Page to Home Page (RVC functions normally). ● Ghost touch on Navigation screen (RVC functions normally). ● Widgets missing. ● New User Profile does not load. ● Returns to wrong page after View Camera Event selected by customer in the Camera View Pages (RVC functions normally) 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 radio software will be updated from T27.52 to U29.44 then U33.43"
S25080000152025-02-13. Service bulletin. ELECTRICAL SYSTEM. Vehicle is Not Starting After a Recent Jump Start has Been Performed, Service Requiring Charging to a 12Volt Battery to Avoid Damage to the Integrated Dual Charge Module (IDCM)
S258A0000032025-01-29. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE: BLIND SPOT DETECTION; FORWARD COLLISION AVOIDANCE: WARNINGS; BACK OVER PREVENTION: WARNINGS. Forward Facing Camera Showing Image Upside Down
08-002-252025-01-14. Service bulletin. ELECTRICAL SYSTEM. "Radio Over The Air Update from T27.52 to U29.44 then U33.43 Software Version (FOTA) 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 radio software will be updated from T27.52 to U29.44 then U33.43. Customers may experience one or more of the following: ● Unable to select the Turn by Turn Navigation. ● Blank performance pages (Rearview Camera (RVC) functions normally). ● Android Auto® Voice Recognition (VR) inoperative. ● Media Tuner delayed. ● Charge Schedule not accepting updates via phone (RVC functions normally). ● Ambient light inoperative. ● Map in Instrument Panel Cluster (IPC) inoperative. ● Media Widget blank. ● Navigation Map black. ● Off-Road Pages inoperative (RVC functions normally). ● VR inoperative. ● Incorrect song title displayed (Carplay® only). ● Radio display switches from Media Page to Home Page (RVC functions normally). ● Ghost touch on Navigation screen (RVC functions normally). ● Widgets missing. ● New User Profile does not load. ● Returns to wrong page after View Camera Event selected by customer in the Camera View Pages (RVC functions normally). "
08-246-242024-11-25. Service bulletin. ELECTRICAL SYSTEM. "Flash: Power Liftgate Module (PLGM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● B1004-01 - Rear Closing Lock Trunk Button - General Electrical Failure. ● B1014-64 - Latch Switch Information - Signal Plausibility Failure. Customers may also comment on the following: ● A warning message on the Instrument Cluster Panel (IPC) states to check the electrical tailgate. This bulletin involves updating the PLGM with the latest software"
08-047-24 REV. A2024-11-25. Service bulletin. ELECTRICAL SYSTEM. "Dome Lamps Do Not Illuminate Customers may experience one or more of the following: ● Dome lamps do not illuminate when the door is opened. ● Dome lamps do not illuminate when switched to ON. This bulletin involves modifying the dome lamp wiring harness by adding a resistor in line with circuit M24 and updating the Body Control Module (BCM) software."
S24080001202024-11-20. Service bulletin. ELECTRICAL SYSTEM. Traffic Sign Recognition (TSR) Displays Incorrect Speed Limit Or “No Speed Limit” At All Times

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.