# Service bulletin 91890

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: 10241050
- Published by NHTSA: 2023\-08\-21
- Manufacturer's number: 91890
- Manufacturer's date: 2023\-06\-28
- NHTSA component: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## NHTSA's summary

FCA Caribbean Warranty Bulletin ID\-22\-11 STAR Center Uconnect 5 \(R1\) Radio Pre\-Authorization Program ? Select Radios \(New and Exchange\) ?2023 Jeep Grand Cherokee \(WL\), 2023 Wagoneer and Grand Wagoneer \(WS\), 2023 Ram 1500 Pickup \(DT\), 2023 Ram Heavy Duty Pickup \(DD/DF/DJ/ DP/D2\), 2024 Jeep Wrangler \(JL\) and 2024 Jeep Gladiator \(JT\) \(Rev. B\)

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241050-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241050-9999.pdf)

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

## Components

Electrical system, Equipment and accessories

## Vehicles listed

- 2024 JEEP GLADIATOR
- 2023 JEEP GRAND CHEROKEE
- 2023 JEEP GRAND WAGONEER
- 2023 JEEP WAGONEER
- 2024 JEEP WRANGLER
- 2023 RAM 1500
- 2023 RAM 2500
- 2023 RAM 3500
- 2023 RAM 4500
- 2023 RAM 5500

## Recalls for the same vehicles and component

- [2026433](/recalls/tc/2026433.md), 2026-09-10: Accessories
- [25V741000](/recalls/nhtsa/25V741000.md), 2025-10-30: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [25V710000](/recalls/nhtsa/25V710000.md), 2025-10-17: ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE \(HPCU\):SOFTWARE
- [25V576000](/recalls/nhtsa/25V576000.md), 2025-09-04: ELECTRICAL SYSTEM:PROPULSION SYSTEM
- [25V298000](/recalls/nhtsa/25V298000.md), 2025-05-08: AIR BAGS; ELECTRICAL SYSTEM:WIRING
- [24V871000](/recalls/nhtsa/24V871000.md), 2024-11-19: EXTERIOR LIGHTING; ELECTRICAL SYSTEM:WIRING
- [24V720000](/recalls/nhtsa/24V720000.md), 2024-09-27: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [24V652000](/recalls/nhtsa/24V652000.md), 2024-09-05: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [24V130000](/recalls/nhtsa/24V130000.md), 2024-02-22: EXTERIOR LIGHTING:HEADLIGHTS; ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE
- [23V336000](/recalls/nhtsa/23V336000.md), 2023-05-11: EQUIPMENT:OTHER:LABELS

## 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\-360\-26](/bulletins/11038550.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C147B\-92 \- Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster \(IPC\). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
- [08\-355\-26](/bulletins/11038545.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C147B\-92 \- Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster \(IPC\). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
- [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\-360\-26](/bulletins/11038513.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C147B\-92 \- Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster \(IPC\). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
- [08\-355\-26](/bulletins/11038508.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C147B\-92 \- Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster \(IPC\). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
- [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.
- [114749](/bulletins/11037591.md), 2026-09-30, Service bulletin: ELECTRICAL SYSTEM. CHARGER \- BATTERY
- [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

JSON: [/v1/bulletins/10241050](/v1/bulletins/10241050)

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