Dodge Charger 2024–2026 — technical service bulletin
Bulletin 08-143-26 · NHTSA communication 11031224 · issued Apr 3, 2026
Technical service bulletin
communication type
Electrical System
component
2024–2026
model years
38
vehicle entries
Official summary
Traffic Sign Assist Unavailable – Service Required The customer may experience one or more of the following: SYMPTOM: ● “Traffic Sign Assist Unavailable – Service Required” message and icon displays on the Instrument Panel Cluster (IPC). This occurs after a remote start and typically at the first start of the day. ● The Odometer flashes when the traffic alert message is active. . 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.
Vehicles covered
- 2024 Dodge Charger
- 2025 Dodge Charger
- 2026 Dodge Charger
- 2026 Jeep Cherokee
- 2024 Jeep Grand Cherokee
- 2025 Jeep Grand Cherokee
- 2026 Jeep Grand Cherokee
- 2024 Jeep Grand Cherokee 4XE
- 2025 Jeep Grand Cherokee 4XE
- 2026 Jeep Grand Cherokee 4XE
- 2024 Jeep Grand Cherokee L
- 2025 Jeep Grand Cherokee L
- 2026 Jeep Grand Cherokee L
- 2024 Jeep Grand Wagoneer
- 2025 Jeep Grand Wagoneer
- 2026 Jeep Grand Wagoneer
- 2026 Jeep Recon
- 2024 Jeep Wagoneer
- 2025 Jeep Wagoneer
- 2026 Jeep Wagoneer
- 2024 Jeep Wagoneer S
- 2025 Jeep Wagoneer S
- 2026 Jeep Wagoneer S
- 2024 RAM 1500
- 2025 RAM 1500
- 2026 RAM 1500
- 2024 RAM 2500
- 2025 RAM 2500
- 2026 RAM 2500
- 2024 RAM 3500
- 2025 RAM 3500
- 2026 RAM 3500
- 2024 RAM 4500
- 2025 RAM 4500
- 2026 RAM 4500
- 2024 RAM 5500
- 2025 RAM 5500
- 2026 RAM 5500
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.