Technical Service Bulletin (TSB)
Radio USB Software Update to U35.18
REFERENCE:

TSB: 08-199-25
GROUP: 08 - Electrical

Date:

June 25, 2025

VEHICLES
AFFECTED:

2025 (WS) Jeep Wagoneer/ Grand Wagoneer
This bulletin applies to vehicles built on or after October 14, 2024
(MDH 1014XX) and on or before May 13, 2025 (MDH 0513XX) equipped
with:
● Uconnect 5 Nav w/10.1" Display (USA) (Sales Code UBN).
● Uconnect 5 Nav w/10.1" Display (CAN) (Sales Code UEN).
● Uconnect 5 Nav w 12.0" Display (USA) (Sales Code UBQ).
● Uconnect 5 Nav w 12.0" Display (CAN) (Sales Code UEQ).
● Uconnect 5 Nav w 10.1" Display (MEX) (Sales Code UFN).
● Uconnect 5 Nav w 8.4" Display (MEX) (Sales Code UFL).

REVISION: –

MARKET APPLICABILITY:
NA

MEA

SA

IAP

EE

CH

NOTE: This bulletin applies
to the North America
market

CUSTOMER
SYMPTOM:

The customer may describe one or more of the following:
● Radio Freeze (Rearview Camera (RVC) functions normally).
● Launch Surround Camera viewable in all apps.
● Activating driver and passenger massage via side doors causes Heads Up display (HU) to display a black
screen or Media tab while the message popup appears.
● Turn by turn directions in the Instrument Panel Cluster (IPC) glitch when the vehicle reaches two miles (3.2
km) or less for the next turn.
Other software improvements:
● Improvement in HU display content and layout settings.
● Wired Carplay audio improvement.

CAUSE:

Radio software

REPAIR SUMMARY:
This bulletin involves inspecting the software level and updating the software to U35.18.

B08 FSAR-TSB-5470

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CLAIMS DATA:

Labor Operation No:
18-60-F2-CA

18-60-F2-CB

Failure Code

Labor Description
Create USB Jump Drive
from Uconnect Website
(One Time Only)
(0 - Introduction)
Radio, Check Software
Level and Perform
Update U35.18 s/w
(0 - Introduction)
CC

Skill Category
6 - Electrical and Body
Systems

Labor Time
0.3 Hrs.

6 - Electrical and Body
Systems

0.6 Hrs.

Customer Concern

The dealer must use failure code CC with this Technical Service Bulletin.
● If the customer’s concern matches the SYMPTOM identified in the Technical Service Bulletin, failure code
CC is to be used.
● When utilizing this failure code, the 3C’s (customer’s concern, cause and correction) must be provided for
processing Technical Service Bulletin flash/reprogramming conditions.
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 ones listed above are present, record the issues on the repair order and repair as necessary before
proceeding further with this bulletin.
If the customer describes any of the symptoms listed above in the customer symptom section, perform the
Repair Procedure.
REPAIR PROCEDURE:
NOTE: Install a battery charger to ensure battery voltage does not drop below 13.2 volts. Do not allow
the charging voltage to climb above 13.5 volts during the flash process.
NOTE: If this flash process is interrupted/aborted, the flash should be restarted.
1. Check if the radio software has been updated. Go to “Vehicle Settings” then select “ System Information”
and look for “Radio Version”.
2. Was the radio updated to U35.18?
● YES >>> This bulletin does not apply. Additional diagnostics may be needed.
● NO >>> Proceed to Step 3.
3. Has a 4GB USB flash drive been created?
● YES >>> Proceed to Step 11.
● NO >>> Proceed to Step 4.
4. Go to DealerCONNECT>Service>Uconnect Command Center>Uconnect>More Information>Dealer
software downloads to download the files.

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B08 FSAR-TSB-5470

5. Use a blank USB flash drive with at least 4GB of space. Follow the on-screen instructions to download the
software files.
NOTE: When downloading the software file, always select the MAC version, regardless of the
computer being used.
6. Download the software update file to your local PC’s desktop. Make sure to select the “MAC” radial button
for all downloads Fig. 1.

Fig. 1
MAC Download Steps
7. Download the radio SW from DealerCONNECT to a blank USB flash drive. The USB flash drive should be
at least 4GB and formatted to NTFS.
8. Do not unzip the folder/file and move all contents to the root directory of the USB.
9. There should only be one file on the USB root directory labeled as a zip folder.
10. Once the USB flash drive have been created, it is recommended to label the USB flash drive with the
bulletin number and proper radio Sales Codes.
11. Start the vehicle and insert the correct USB flash drive with new software into the USB port.
CAUTION!
Make sure no other device is plugged into any of the USB ports while performing this re-program. If
other devices are connected to USB ports during re-programming, it may cause failure of files to be
loaded which may cause the radio to need replacement.
12. Once the system has verified there is an available update, press the “Update Now” button. Make sure the
vehicle is in park. Do NOT turn the ignition off until the two minute timer has expired. The ignition doesn’t
have to be turned off to update the radio’s software Fig. 2.

Fig. 2
Software Update Is Available

B08 FSAR-TSB-5470

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13. Press the “Continue” on the display screen Fig. 3.

Fig. 3
Continue Display Screen
14. The radio will reboot and the update will begin. The update should only take 30 minutes Fig. 4.
NOTE: Do NOT turn off the vehicle when the software update is completed and directed to remove
the USB flash drive.

Fig. 4
Software Update Completed
15. Do Not turn off the ignition at this point. The update is still in process, wait until the radio restarts and the
home screen is displayed. This should take around five minutes
16. Sometimes the radio will display an error pop up “SWITCH- INVALID_BINARY “ after successful radio
update. Please ignore this error message and press “OK” to continue Fig. 5.

Fig. 5
Error Message

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B08 FSAR-TSB-5470

17. Press “OK” to continue Fig. 6.

Fig. 6
Radio Software Has Been Updated
18. Check if the radio software has been updated. Go to “Vehicle Settings” then select “ System Information”
and look for “Radio Version”.
19. Was the radio updated to U35.18?
● YES>>> Proceed to Step 20.
● NO>>> Perform the update one more time. Proceed to Step 11.
20. Perform a Factory Reset. This can be found in the radio under Vehicle Setting > Reset >Perform Factory
Reset.
21. Once Factory Reset is completed, leave the modules in sleep mode for five minutes.
22. Suggest to the customer to re-pair their phone again after deleting the existing phone pairing.
POLICY:
Reimbursable within the provisions of the warranty.
This bulletin is supplied as technical information only and is not an authorization for repair. No part of this publication may be reproduced, stored in a retrieval system, or
transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without written permission of FCA US LLC.