NUMBER:
GROUP:
DATE:

08-109-20
08 - Electrical
December 31, 2020

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.

This Technical Service Bulletin (TSB) has also been released as a Rapid Response
Transmittal (RRT) 20-100, date of issue December 31, 2020. All applicable Sold and Un-Sold
RRT VINs have been loaded. To verify this RRT service action is applicable to the vehicle,
use VIP or perform a VIN search in DealerCONNECT/Service Library. All repairs are
reimbursable within the provisions of warranty. This RRT will expire 18 months after the date
of issue.
SUBJECT:
UGQ Radio Enhancements
OVERVIEW:
This bulletin involves inspecting and if required updating the radio software to:
• 39.3
MODELS:
2021
2021

(JL)
(JT)

Jeep Wrangler
Jeep Gladiator

NOTE: This bulletin applies to vehicles within the following markets/countries: EMEA.
NOTE: This bulletin applies to (JL) vehicles built on or after November 09, 2020 (MDH
1109XX) and on or before December 07, 2020 (MDH 1207XX) equipped with an
Uconnect 8.4 navigation radio (Sales Codes UGQ).
NOTE: This bulletin applies to (JT) vehicles built on or after October 24, 2020 (MDH 1024XX)
and on or before December 02, 2020 (MDH 1202XX) equipped with an Uconnect 8.4
navigation radio (Sales Codes UGQ).
SYMPTOM/CONDITION:
Customers may experience the following:
• CarPlayT audio does not mute during an active Ecall.
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 a customer’s VIN is listed in VIP or your RRT VIN list, perform the repair. If any vehicle not on the
VIN list exhibits the symptom/condition, perform the repair.

08-109-20

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INSPECTION:
1. Verify the radio software version. Radio must be in Dealer Mode to verify by following these
steps:
a. Push and hold the lower corners of the radio screen down buttons simultaneously until the
‘Dealer Mode’ screen appears (approximately seven seconds). Release buttons (Fig. 1) .

Fig. 1
Checking Software Level

b. Select 9Radio Part Information9. The software version will be listed next to 9Application
Version9 (Fig. 2) .

Fig. 2
Radio Software Level Screen

2. Is the radio software level (Application Version) at or higher than 39.3?
• YES>>> The radio software is already up to date, use inspect LOP (18-60-02-CC) to close
the active RRT.
• NO>>> Proceed to Step 1 of the Repair Procedure.

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08-109-20

REPAIR PROCEDURE:
NOTE: The Telematic Box Module (TBM) must be updated to the latest available software at
the conclusion of this repair procedure. Refer to all applicable published technical
service bulletins for detailed repair procedures and labor times regarding
updating the TBM software.
NOTE: A 16GB USB flash drive is required for this update. The normal 4GB USB flash drive
will not be sufficient.
1. Has a 16GB USB flash drive been created?
• YES>>> Proceed to Step 9.
• NO>>> Proceed to Step 2.
2. Go to DealerCONNECT>Service>Uconnect Command Center>Uconnect>More Information
>Dealer software downloads to download the files.
3. If a security message appears “Do you want to view only the web page content that was
delivered securely?” (Fig. 3) . Press “No” to continue.

Fig. 3
Pop-Up Security Message

NOTE: If the software cannot be downloaded, make sure you have proper security access. If
not, have the Service Manager or Shop Foreman download the software update.
4. Use a blank USB flash drive with at least 16GB of space. Follow the on-screen instructions to
download the software files.
NOTE: When downloading the navigation software file equipped with a Uconnect 8.4
navigation radio, always select the MAC version, regardless of the computer being
used.

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5. Download the software update file to your local PC’s desktop. Make sure to select the “MAC”
radial button for all downloads (Fig. 4) .

Fig. 4
MAC Download Steps

6. Be sure to download the file to your designated folder before extracting the zip file to the blank
USB flash drive.
NOTE: A blank USB flash drive will be needed for each radio update, additional updates can
not be on the same USB flash drive.
7. Unzip all the files to the root folder of USB flash drive. Files should not be within a zip folder.
Your USB files should look like (Fig. 5) when you open it, displaying multiple files/folders.

Fig. 5
Files/Folders In The USB Flash Drive

8. Once the file is extracted to the USB flash drive, it is recommended to label the USB flash drive
with the bulletin number and proper radio Sales Codes.

-5-

08-109-20

9. 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.
10. If the screen in (Fig. 6) is displayed, the USB flash drive was not set up correctly. Use a top
name brand USB flash drive and create a new USB flash drive. Start the update again.

Fig. 6
Software Not Compatible

11. If the radio software is up to date, the screen in (Fig. 7) will be displayed. Press “OK” and
remove the USB flash drive.

Fig. 7
Screen Displayed When Radio Software Level Is Up To Date

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 off the ignition until the two minute timer
has expired. The ignition doesn’t have to be turned off to update the radio’s
software. (Fig. 8) .

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Fig. 8
Software Update Is Available

13. When the radio starts updating, the screen in (Fig. 8) will be displayed.
14. The radio will reboot and the update will begin. The update should only take 30 minutes, the
timer on the screen may display the incorrect time remaining, (Fig. 9) .
NOTE: The completion indicator may not reach 100%, even though the software update has
been completed. Once the software update has finished, the radio and display screen
will turn off.

Fig. 9
Software Update In Progress

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08-109-20

15. After the update has completed, the radio will shut down. With the USB flash drive still inserted
in the USB port, turn the ignition back to the run position. If the radio has been updated
correctly, the screen in (Fig. 10) will be displayed. Press “OK” and remove the USB flash drive.

Fig. 10
Radio Software Has Been Updated.

16. Turn off the ignition, open and close the drivers door and let all modules go into a sleep mode.
17. Check if the navigation is working properly. Press the Nav button on the bottom tool bar. See
if the navigation map loads properly.
18. If the radio or navigation software didn’t update properly or the navigation map doesn’t load,
attempt the software update one more time. If the software doesn’t update properly or the
navigation doesn’t work, the radio may need to be replaced.
19. Using wiTECH clear any stored DTCs.
20. Verify the TBM is also programmed with the latest available software. Refer to all applicable
published service bulletins for detailed repair procedures and labor times regarding updating
the TBM software.
NOTE: After performing the radio update, the radio display screen may have a ghost image
that will not clear even after turning off the ignition. This ghost image may appear on
any radio screens selected. Do not replace the radio for this concern, turn the vehicle
off and allow the radio and vehicle to enter a full power down cycle. A full power
down cycle may take between 45 to 60 minutes.

08-109-20

-8-

POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation No: Description

Skill Category

Amount

18-60-02-CC

6 - Electrical and Body Systems

0.2 Hrs.

6 - Electrical and Body Systems

0.5 Hrs.

6 - Electrical and Body Systems

0.5 Hrs.

18-60-02-CD

18-60-02-CE

Radio, Check Software Level
- Inspect
(0 - Introduction)
Radio, Check Software Level
and Perform Software
Update
(0 - Introduction)
Radio, Software - Create
USB Jump Drive From
Uconnect Website (One
Time Only)
(0 - Introduction)

NOTE: The “One Time Only” LOP is used one time per dealer when downloading the
software onto a USB flash drive. The dealer can only use the download LOP, one
time for each of the radios listed.
FAILURE CODE:
The dealer must choose which failure code to use depending on if this is a Rapid Response
Transmittal (RRT) or Service Bulletin.
• The “RF” failure code is required for essential module flash/reprogramming and can only be
used after confirmation that the VIN is included on the RRT.
• The failure code “RF” (Required Flash) can no longer be used on Service Bulletin flashes. The
“RF” failure code must be used on an RRT.
• If the customer’s concern matches the SYMPTOM/CONDITION identified in the Service
Bulletin, failure code CC is to be used. When utilizing this failure code, the 3C’s must be
supplied.
RF

Required Flash - RRT

CC

Customer Concern