# Service bulletin 08\-254\-24

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.

- Type: Service bulletin
- NHTSA id: 11011920
- Published by NHTSA: 2024\-12\-18
- Manufacturer's number: 08\-254\-24
- Manufacturer's date: 2024\-12\-14
- NHTSA component: ELECTRICAL SYSTEM
- Manufacturer's system: Radio

## NHTSA's summary

"Radio Over The Air Update from T25.XX \(T25.26, T25.38, T25.43, T25.47, T25.49, T25.50\) and T27.XX \(T27.14, T27.38, T27.46, T27.6\) to U29.42 and then from U29.42 to U33.43 Software Version \(FOTA\) Customers may experience one or more of the following: ● Uconnect phone improvements. ● Incorrect Navigation units shown. ● Navigation feature shows no road name with a straight road at times when not setting up a navigation route. ● Missing radio stations. ● Accessibility settings are missing. ● Incorrect phone widget. ● Radio freezes. ● The Hybrid/EV screen display is blank when the user switches to the dark mode theme. ● Hybrid/EV pages are inoperative. ● Radio display is off when starting the vehicle. The display will restore to normal operation after roughly one minute of run time. \(Rearview Camera \(RVC\) Functions Normally\). ● Radio screen is black \(RVC Functions Normally\). ● USB mode changes on its own. ● Remotely Operated Vehicle \(ROV\) Firmware Over The Air \(FOTA\) scheduling improvements. ● Apps downloaded for one connected profile are being shared with other local profiles. ● Profile creation process is slow to respond. ● Camera soft\-keys are slow to respond when selecting the reverse or forward camera displays. ● The FamCam ""X"" button is missing. ● SiriusXM radio resets. ● Radio resets. ● The RVC zoom feature lags. ● Voice Recognition \(VR\) is stuck in listening mode. ● Android Auto® resets. ● Android Auto® disconnects. ● Apple CarPlay® disconnects. ● Missing battery voltage information. ● Rear Seat Alert \(RSA\) reminder is inoperative. ● The menu bar is missing from the display. ● The Wi\-Fi application is missing. ● Music playback is inoperative. ● Invalid FOTA pop\-up message displays. ● The Assisted Call features audio is inoperative. 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 T25.XX \(T25.26, T25.38, T25.43, T25.47, T25.49, T25.50\) and T27.XX \(T27.14, T27.38, T27.46, T27.6\) to U29.42 and then from U29.42 to U33.43. NOTE: The national launch for the FOTA is expected to begin: ● Australia 12/06/2024. ● India 12/06/2024. ● Japan/Korea \- According to local authority approval. "

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011920-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011920-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2023 JEEP GRAND CHEROKEE
- 2023 JEEP GRAND CHEROKEE L

## Recalls for the same vehicles and component

- [25V741000](/recalls/nhtsa/25V741000.md), 2025-10-30: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [25V576000](/recalls/nhtsa/25V576000.md), 2025-09-04: ELECTRICAL SYSTEM:PROPULSION SYSTEM
- [24V720000](/recalls/nhtsa/24V720000.md), 2024-09-27: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [24V130000](/recalls/nhtsa/24V130000.md), 2024-02-22: EXTERIOR LIGHTING:HEADLIGHTS; ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE

## Other bulletins for the same vehicles and component

- [S2608000038](/bulletins/11038557.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. High Voltage Battery Has Lower SOC After Overnight Sleep Cycle
- [08\-371\-26](/bulletins/11038529.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Electronic Shift Module \(ESM\) 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 \(DTCs\): ● U114C\-00 \- Lost Communication With PRNDL Display. ● P1C86\-00 \- PRNDL Display. Customers may also comment on one or more of the following: ● "Service Shifter" message showing on Instrument Panel Cluster \(IPC\). ● PRNDL lights are not illuminating. This bulletin involves reprogramming the ESM with the latest available software.
- [S2608000038](/bulletins/11038520.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. High Voltage Battery Has Lower SOC After Overnight Sleep Cycle
- [08\-371\-26](/bulletins/11038492.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Electronic Shift Module \(ESM\) 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 \(DTCs\): ● U114C\-00 \- Lost Communication With PRNDL Display. ● P1C86\-00 \- PRNDL Display. Customers may also comment on one or more of the following: ● "Service Shifter" message showing on Instrument Panel Cluster \(IPC\). ● PRNDL lights are not illuminating. This bulletin involves reprogramming the ESM with the latest available software.
- [08\-221\-26 REV. B](/bulletins/11037582.md), 2026-09-30, Service bulletin: ELECTRICAL SYSTEM. R1H Radio U41.10 Software Update \- Dealer Option Customers may experience one or more of the following: SYMPTOM: ● \*\*Speakers may emit a humming, screeching, buzzing, clicking, or bass noise \(not related to the amplifier\).\*\* ● FCW OFF light ON with no DTCs and can't turn off. ● Blank screen and then reboot every 2 minutes and 40 seconds. \(Rearview Camera Functions Normally\). ● Paddle shifters not working/no longer a setting. ● Autolocks not working. ● Auto headlights not working. ● AM station not working \(Appears some of the vehicles PROXI defaults to "1" which is absent for AM\). ● Album Art flickering issue. ● Blank screen and then reboot every 2 minutes and 40 seconds. ● CarPlay icon disappears from main screen while still active, leaving no navigation path back. ● Light/dark theme mismatch between Radio and temperature screens at key\-on Radio experiences lockups, resets, blank screens, and language issues after FOTA. ● Valet mode sends duplicate requests causing HU and vehicle state misalignment. ● Rear seat media page intermittently shows a blank screen. ● Unable to select or drag 'Pitch and Roll' widget on home screen. ● USB playback resumes incorrectly, skipping to next track after reconnect. ● Album art not displayed on HMI despite availability in media. ● Incorrect call timer displayed for conference calls. ● Call status remains 'active' on widget after call ends. ● Second call status not updated on home screen widget. ● Rear entertainment tab intermittently blank when switching apps. ● System crashes for 20 to 30 seconds after voice reply action. ● Media progress bar continues incorrectly after second call acceptance. ● CarPlay device fails to reconnect automatically or manually. ● Rear HVAC lock/unlock text missing while icon is present. ● Visual glitch observed on Front Passenger Display Module \(FPDM\) display. ● Surround view camera accessible while driving across apps \(unexpected behavior\). This bulletin involves inspecting and if required, updating the radio software level to U41.10. Depending on the radio's current software level the radio may need a one or two USB update
- [9100905](/bulletins/11037350.md), 2026-09-17, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [9100902](/bulletins/11037345.md), 2026-09-17, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [S2623000001 REV.A](/bulletins/11036771.md), 2026-09-03, Service bulletin: ELECTRICAL SYSTEM. Rotary Shifter Lights Blinking, Shifter Not Moving, Not Going Into Gear.
- [S268A000016](/bulletins/11035996.md), 2026-08-06, Service bulletin: ELECTRICAL SYSTEM. R1L Radio Screen Goes Blank after transitioning from logistic to customer mode
- [9100866](/bulletins/11035190.md), 2026-07-23, Service bulletin: ELECTRICAL SYSTEM. Display Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders, Warranty, Mopar, Customer Pay and Service Contract. Order "68" part number for New, Unsold units only.

JSON: [/v1/bulletins/11011920](/v1/bulletins/11011920)

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