Technical Service Bulletin (TSB)
Security Gateway Module (SGW)
Firmware Over The Air (FOTA) Update
REFERENCE:

TSB: 08-341-25
GROUP: 08 - Electrical

VEHICLES
AFFECTED:

2025 (DT) RAM 1500 Pickup

Date:

October 11, 2025

REVISION: –

MARKET APPLICABILITY:
NA

MEA

SA

IAP

EE

CH

NOTE: This bulletin applies
to the North America
market.
CUSTOMER
SYMPTOM:

Customers may experience the following:
● Wifi cannot be setup.
The following software enhancements are also available:
● Diagnostic Trouble Code (DTC) U3033 - 00 Control module security certificate Missing/Invalid is active or
stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL).
● If a FOTA message appears specifically directing the customer to service OR repeated FOTA events are
not being completed, then a manual flash is required for the SGW update.
● SGW module is not responding to diagnostics and is showing offline.

CAUSE:

Software update

REPAIR SUMMARY:
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.
NOTE: National launch for this FOTA update is expected to begin: October 27, 2025.
DISCUSSION:
Vehicles sold in the U.S. and Canada can now receive software updates “over-the-air”. Updates to software
will occur in a phased roll-out. The software is updated through a built in cellular modem in the vehicle.
Customers will see a notification on their radio screen when new software is available for their radio Fig. 1.
The owner will have the option to update the radio or schedule the update for later. There is not an option to
decline the update indefinitely, the update must be performed.

NOTE: This is an Information Only Technical Service Bulletin to inform the dealer how the FOTA
update is performed. This document does not contain a LOP for reimbursement.

Fig. 1
Software Acceptance Screen
1. The vehicle needs to be in ‘Park’. The ignition needs to be in the off position.
2. If the customer selects “Update Now” Fig. 1 they can shut off the vehicle and leave. The update will be
completed automatically.
NOTE: This step may take several minutes to complete.
3. Upon completion of update, the radio will display a confirmation message Fig. 2.

Fig. 2
Software Update Confirmation Screen
POLICY:
Information Only.
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.