Service bulletin 0809921

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10212486
Published by NHTSA	2022-05-31
Manufacturer's number	0809921
Manufacturer's date	2021-06-19
NHTSA component	ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

NHTSA's summary

UAQ and UCQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to 39.5 Customers may experience one or more of the following: Intermittent, black radio display screen. Intermittent, radio freezes. Bluetooth® pairing and/or connection issues. Lost radio presets. Radio channels change by itself. SXM icon inoperative. In addition, the following enhancement are included in this update:Enables map updates.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories, Software

Vehicles listed
CHRYSLER 300	2018, 2019, 2020
DODGE CHALLENGER	2018, 2019, 2020
DODGE CHARGER	2018, 2019, 2020
DODGE DURANGO	2018, 2019, 2020
JEEP CHEROKEE	2019, 2020
JEEP COMPASS	2018, 2019, 2020
JEEP GRAND CHEROKEE	2018
JEEP RENEGADE	2018, 2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
19V287000	2019-04-10. AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE; ELECTRICAL SYSTEM:SOFTWARE
18V332000	2018-05-17. ELECTRICAL SYSTEM:SOFTWARE; VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM:WIRING

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
BulletinA	2023-07-31. Service bulletin. Customer Satisfaction Notification ZD7 - Radio Software Update
0810223	2023-05-30. Service bulletin. Amplifier (AMP) Software Update
0809123	2023-05-30. Service bulletin. Flash: Radio Frequency Hub Module (RFHM) Updates The customer may describe that they heard about these vehicles that can be unlawfully driven away by thieves when they are able to program new key fobs through the RFHM. Software enhancement include: ? Update to the RFHM software to prevent hackers from programming their own key fob to the vehicle. ? This is intended to deter an unwanted drive off of the vehicle without the customers knowledge.
0809223	2023-05-30. Service bulletin. Flash: Radio Frequency Hub Module (RFHM) Updates The customer may describe that they heard about these vehicles that can be unlawfully driven away by thieves when they are able to program new key fobs through the RFHM. Software enhancement include: ? Update to the RFHM software to prevent hackers from programming their own key fob to the vehicle. ? This is intended to deter an unwanted drive off of the vehicle without the customers knowledge.
08-229-22	2023-01-17. Service bulletin. Radio Over The Air Software Version Update to 22.66 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 IR22.64 and IR22.65 to IR22.66. The national launch for the FOTA is expected to begin on January 09, 2023. ? Wi-Fi hotspot connection not working. ? No internet connection message on the phone when trying to connect to a device
0815022	2022-10-31. Service bulletin. Flash: Heating Ventilation and Air Conditioning (HVAC) Updates This bulletin involves reprogramming the HVAC module with the latest available software. Customers may experience the following: During a remote start, the heated wheel, seat, mirrors and/or the ElectricBack Light (EBL) may not turn on.
0809317	2022-10-31. Service bulletin. Radio Enhancements This bulletin involves inspecting and if required, updating the radio software. Customers may experience one or more of the following:Radio may reset or go blank. Unable to enter non-alphanumeric (Emoji) characters into the Bluetooth phone book for caller?s name. Unable to communicate with the radio using wiTECH.
2104220	2022-09-26. Service bulletin. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set:P1614-00 - ECU Reset-Recovery Occurred.
0806820	2022-09-26. Service bulletin. UGQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to 34.21. Customers may comment on one or more of the following:After software update 28.31 was performed, the radio may experience one or more of the following:No audio from any media source and from navigation prompts. No audio as well from cell or initial message prompts(audio chimes will continue to function along with the touchscreen beeps). The volume may be inoperable at times. The heated steering wheel and heated seat buttons on radio display are grayed out and are inoperable.
0806421	2022-09-26. Service bulletin. Flash: Radio Frequency Hub Module (RFHM) Enhancements This bulletin involves reprogramming the RFHM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set:B1053-64 RFHM (Keyless Ignition Node (KIN) Communication) - Signal Plausibility Failure (Software has been updated to better address this DTC). In addition, the customer may notice the following condition(s): Service Passive Entry Light" on cluster and MIL code B1053-64. Vehicle will not shut off with DTC B1053-64. Vehicle may not start with DTC B1053-64. With the ignition in the run position and the engine not running, the vehicle may not turn itself off after 30 minutes. Doors may not unlock when using the Remote Keyless Entry (RKE) Fob.(2015 only) Tire pressure monitoring (TPM) light may illuminate when using the winter tires in winter mode functionality.(2015-2016 only) After an engine start and the doors are closed, a message in the cluster may be displayed ?Key Not Detected? when the key is actually present.(2015-2016 only) Only a message is displayed, the vehicle will start.