# Service bulletin 0810521

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.

- Type: Service bulletin
- NHTSA id: 10221343
- Published by NHTSA: 2022\-09\-26
- Manufacturer's number: 0810521
- Manufacturer's date: 2021\-06\-23
- NHTSA component: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## NHTSA's summary

UAV and UCV 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: Lost radio presets. High pitch squeal, pop or humming sound coming from all of the speakers. SXM favorite song list empty. Radio display screen is black when the ignition is on. Radio may reset/reboots, turn itself off and then back on again. Radios resets when a Bluetooth paired phone receives two text messages one after another simultaneously after approximately seven seconds. \(ABD sales code\). Incorrect navigation address/location/directions. Navigation stuck on loading screen or not appearing at all. Lost navigation settings. Speaker crackling noise on non amplified vehicles \(UAV Only\). Active call not transferred to vehicle Bluetooth® \(UAV Only\). Voice Recognition \(VR\) not understanding commands to switch sources \(UAV Only\). Bluetooth phonebook not available \(UAV Only\). "Setting" button removed after ignition cycle \(UAV Only\). Coolant temperature value incorrect \(UAV Only\). Speaker crackling noise. In addition the following enhancements are included:Bluetooth improvements. VR improvements. Improve Navigation zoom and scrolling feature on map.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10221343-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10221343-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories

## Vehicles listed

- 2019 to 2020 CHRYSLER PACIFICA
- 2019 to 2020 JEEP GRAND CHEROKEE

## Recalls for the same vehicles and component

- [25V876000](/recalls/nhtsa/25V876000.md), 2025-12-17: EQUIPMENT ADAPTIVE/MOBILITY:WHEELCHAIR RESTRAINTS/SECUREMENT:LATCH/ANCHOR:
- [19V886000](/recalls/nhtsa/19V886000.md), 2019-12-12: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## Other bulletins for the same vehicles and component

- [S248A000001](/bulletins/10251785.md), 2024-03-18, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SOS and Assistance Call Not Working After Radio Exchange Unit Installed
- [9100276](/bulletins/10248848.md), 2024-01-16, Service bulletin: EQUIPMENT. Spring Front Upr \- Isolator Before replacing this part. Please contact FCA REDACTED CONTENT. \~ If no response in 15 minutes, proceed with repair.
- [93120](/bulletins/10243209.md), 2023-10-02, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. FCA Caribbean Warranty Bulletin ID\-23\-20 "Can / Am" Warranty Coverage \- 594 / 595 / 596 WCC
- [93023](/bulletins/10243208.md), 2023-10-02, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Warranty Bulletin D\-16\-03 \- "Can / Am" Warranty Coverage \- 594 / 595 / 596 WCC \(Rev. B\)
- [S2008000132](/bulletins/10243185.md), 2023-10-02, Service bulletin: EQUIPMENT:ELECTRICAL. Malfunction Indicator Lamp Illuminated. U11E9 Lost Communication With AGS. Ambient Air Temp Incorrectly Displayed. P0070 And P0073 Set for Ambient Air Temp Senso
- [ZD7](/bulletins/10242779.md), 2023-09-25, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Customer Satisfaction Notification ZD7 \- Radio Software update
- [9100196](/bulletins/10242717.md), 2023-09-25, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used
- [0814023](/bulletins/10241074.md), 2023-08-21, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Radio Over The Air JR34.41F Updating to JR34.42F Software Version ? Mobile WiFi inoperative upon start up. ? WiFi hotspot gives ?No Internet? 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 JR34.41F to JR34.42F. NOTE: The National campaign for this FOTA update launched July 5, 2023.
- [ReferenceZD7](/bulletins/10241056.md), 2023-08-21, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Customer Satisfaction Notification ZD7 \- Radio Software Update
- [S238A000024](/bulletins/10240004.md), 2023-07-31, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. SOS, Assistance Calls Not Successful After Radio Replacement or Radio Software Update

JSON: [/v1/bulletins/10221343](/v1/bulletins/10221343)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%200810521&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10221343&vehicle=Service%20bulletin%200810521)