Technical Service Bulletin (TSB)
UAS and UCS Radio Enhancements
REFERENCE:

TSB: 08-008-23
GROUP 08 Electrical

VEHICLES
AFFECTED:

2018 - 2022 (LA) Dodge Challenger
2018 - 2022 (LD) Dodge Charger
2018 - 2022 (LX) Chrysler 300
2018 - 2021 (DS) RAM 1500 Pickup
2018 (DJ) RAM 2500 Pickup
2018 (D2) RAM 3500 Pickup
2018 (DD) RAM 3500 Cab Chassis
2018 (DF) RAM 3500 >> The radio software is already up to date. Normal diagnostics should be performed.
• At or above 22.64 and under 40.1 >>> The radio will only need one USB update. Proceed to Step 1
of the Repair Procedure.
CAUTION! If this software is used on a radio with software level under 19.9, it could damage the
radio. If the radio is damaged it may need to be replaced. Updating the radio directly from
software level IR-19.9 to QR-40.1 will cause the radio to be damaged and it will need to
be replaced. Always remember to properly perform the two step update if required. Start
the two step update using 28.3 software.
• At or above 19.9 and under 22.64 >>> The radio will need two USB updates. Proceed to Step 1 of
the Repair Procedure.**

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REPAIR PROCEDURE:
NOTE: Before and after any single phase of update is MANDATORY to take a Vehicle Scan Report by
wiTECH. Scan reports can be requested during warranty claim assessment; failing to show
them can result in refusing to pay the warranty claim
1. Using wiTECH create a Vehicle Scan Report and save a copy to the work order.
2. Has a 4GB USB flash drive(s) been created?
• YES >>> Proceed to Step 9.
• NO >>> Proceed to Step 3.
NOTE: When downloading the software file from the Uconnect site, always select the MAC version,
regardless of the computer being used.
3. Go to DealerCONNECT>Service>Uconnect Command Center>Uconnect>More Information >Dealer
software downloads to download the files.
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 one blank USB flash drive with at least 4GB of space for each software update. Follow the
on-screen instructions to download the software files.
5. Download the software update file to your local PC’s desktop. Make sure to select the “MAC” radial
button for all downloads (Fig. 2) .

Fig. 2
MAC Download Steps

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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 cannot be
on the same USB flash drive.
7. Unzip the file to the root folder of USB flash drive. File should not be within a zip folder. Your USB file
should look like (Fig. 3) when you open it.

Fig. 3
Files/Folders In The USB Flash Drive

8. Once the file is extracted to the USB flash drive, it’s recommended to label the USB flash drive with the
bulletin number and proper software level.
NOTE: **When performing a two step update, always start with 28.3 software.**
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
update. 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. 4) is displayed, the USB flash drive was not set up correctly. Use a top name
brand USB flash drive, like Kingston, create a new USB flash drive and start the update again.

Fig. 4
Software Not Compatible Screen

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11. If the radio software is already up to date, the screen in (Fig. 5) will be displayed. Press “OK” and
remove the USB flash drive.

Fig. 5
Screen Displayed When Radio Software Level Is Up To Date

NOTE: If the ignition is turned off before the two minutes has expired, the software update will be
canceled. The ignition does not have to be turned off to perform this updated. (Fig. 7) .
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 (Fig. 6) .

Fig. 6
Software Update Is Available

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13. When the radio starts updating, the screen in (Fig. 7) will be displayed.

Fig. 7
Updating Screen

14. The radio will reboot and the update will begin. The update should only take 25 minutes, the timer on
the screen may display the incorrect time remaining, (Fig. 8) .
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. 8
Software Update In Progress

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15. After the update has completed, the radio will shut down. With the USB flash drive still inserted in the
USB port, cycle the ignition back to the run position. If the radio software was updated correctly the
“Current Version:” and the “Update To:” software levels in (Fig. 9) will display the identical software level.
Press “OK” and remove the USB flash drive.

Fig. 9
Radio Software Has Been Updated

16. What is the current radio software level?
• **28.3 >>> Radio still need one more USB flash drive update. Proceed to Step 1.
• 40.1 >>> Radio update is complete. Proceed to Step 17.**
17. Cycle off the ignition, open and close the driver door and let all modules go into a sleep mode.
18. Using wiTECH, clear all DTCs that may have been set in any module due to reprogramming.
19. Using wiTECH create another Vehicle Scan Report and save a copy to the work order.
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.