# Service bulletin 0815022

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: 10225261
- Published by NHTSA: 2022\-10\-31
- Manufacturer's number: 0815022
- Manufacturer's date: 2022\-08\-09
- NHTSA component: AIR BAGS; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10225261-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10225261-9999.pdf)

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

## Components

Air bags, Electrical system, Software

## Vehicles listed

- 2020 to 2022 JEEP CHEROKEE

## Other bulletins for the same vehicles and component

- [0802824](/bulletins/10251875.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Radio Over The Air Update from QR39.82F to QR40.12 Software Version Customer may experience one or more of the following: ? Mobile Wi\-Fi inoperative upon start up. ? 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 QR39.82F to QR40.12. NOTE: National launch for this FOTA update is expected to begin Feburary 19, 2024.
- [0802624](/bulletins/10251870.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Radio Over The Air Update from QR39.5 to QR40.11 Software Version Customer may experience one or more of the following: ? Mobile Wi\-Fi inoperative upon start up. ? 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 QR39.5 to QR40.11. NOTE: National launch for this FOTA update is expected to begin Feburary 19, 2024.
- [0802524](/bulletins/10251867.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Radio Over The Air Updating to QR40.12 Software Version Customers may experience one or more of the following: ? Mobile Wi\-Fi inoperative upon start up. ? 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 QR39.2 to QR40.11. NOTE: National launch for this FOTA update is expected to begin February 19, 2023.
- [0824523](/bulletins/10248941.md), 2024-01-16, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; UNKNOWN OR OTHER; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Over The Air Update to Q339.3 to QR39.62 Software Version Customers may experience one or more of the following: ? Mobile Wi\-Fi inoperative upon start up. ? 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 Q339.3 to QR39.62. NOTE: The National launch for this FOTA update campaign is expected to begin December 04, 2023.
- [0818123](/bulletins/10242828.md), 2023-09-25, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Over The Air Updating to QR40.12 Software Version ? Mobile Wi\-Fi inoperative upon start up. ? 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 QR39.62 and QR39.57 to QR40.12. NOTE: National launch for this FOTA update is expected to begin August 16, 2023
- [BulletinA](/bulletins/10240002.md), 2023-07-31, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Customer Satisfaction Notification ZD7 \- Radio Software Update
- [2104220](/bulletins/10221760.md), 2022-09-26, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM; EXTERIOR LIGHTING. 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.
- [0809921](/bulletins/10212486.md), 2022-05-31, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. 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.
- [0808821](/bulletins/10212481.md), 2022-05-31, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. Radio Enhancements This bulletin involves updating the radio software level to 2036.06. Customers may experience the following: Ghost Touch, features, modes and App?s changing without drivers input. Product plan UUID is not correct in Carplay®. Carplay audio does not always resume. Battery save vs. Battery Charge toggles back to Battery Charge after sleep cycle. When ?Charge Now? is selected on key\-off outside of the charging schedule ? it does nothing. In addition, the following enhancements are included:Update power supply source from 1 amp to 2.1 amps. GOOGLE® certification enhancements \- screen flickers
- [18\-105\-20](/bulletins/10184471.md), 2020-12-21, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE. Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the PCM with the latest available software. The customer may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes \(DTCs\):P20EE\-00 \- SCR NOx Catalyst Efficiency Below Threshold Bank 1 Catalyst 1. P24B2\-00 \- Particulate Matter Sensor Circuit Intermittent. Customers may also describe the following condition:Engine Start/Stop inoperative after previous software update. Remote start inoperative\(South Korea vehicles only\). Incorrect vehicle speed reported by the cluster when the driver changes the speed units. Undesirable pedal response in 4\-LO mode. Selective Catalytic Reduction \(SCR\) system fault codes logged at higher vehicle speeds. Alternator load protection at idle. Check Engine Lamp or low battery indicator

JSON: [/v1/bulletins/10225261](/v1/bulletins/10225261)

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