Chrysler 300 2021–2023 — technical service bulletin
Bulletin 0806423 · NHTSA communication 10248049 · issued Feb 28, 2023
Technical service bulletin
communication type
Back Over Prevention
component
2021–2023
model years
24
vehicle entries
Official summary
Radio Over The Air Updating to QR40.12 Software Version Mobile Wi-Fi inoperative upon start up. ? Hotspot gives 9No Internet9 connection message on phone, when trying to connect to a device. 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. The radio software will be updated from QR39.7 to QR40.12. NOTE: National launch for this FOTA update is expected to begin March 10, 2023. DISCUSSION: Vehicles sold in the U.S. and Canada can now receive
Vehicles covered
- 2021 Chrysler 300
- 2022 Chrysler 300
- 2021 Dodge Challenger
- 2022 Dodge Challenger
- 2021 Dodge Charger
- 2022 Dodge Charger
- 2021 Jeep Cherokee
- 2022 Jeep Cherokee
- 2023 Jeep Cherokee
- 2021 Jeep Gladiator
- 2022 Jeep Gladiator
- 2023 Jeep Gladiator
- 2021 Jeep Grand Cherokee
- 2022 Jeep Grand Cherokee
- 2021 Jeep Renegade
- 2022 Jeep Renegade
- 2021 Jeep Wrangler
- 2022 Jeep Wrangler
- 2023 Jeep Wrangler
- 2021 RAM 1500
- 2021 RAM 2500
- 2021 RAM 3500
- 2021 RAM 4500
- 2021 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.