NHTSA Service Bulletin 11011920: 2023 Jeep Grand Cherokee
Official manufacturer communication context for 2023 Jeep Grand Cherokee, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.
Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.
"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. "
What this bulletin may mean before buying
Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.
Affected products listed in this communication
Buyer checklist
- Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
- Check recall campaign pages for safety actions that may require dealer repair.
- Compare this bulletin with common problem pages for the same model and component area.
- Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
- Use the used-car buying checklist and get an independent inspection.
Frequently asked questions
What is NHTSA service bulletin 11011920?
"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.
Is a service bulletin the same as a recall?
No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.
How should a used-car buyer use this bulletin?
Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.
Check the exact VIN before you buy
Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.
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