# Service bulletin 0811521

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: 10221665
- Published by NHTSA: 2022\-09\-26
- Manufacturer's number: 0811521
- Manufacturer's date: 2021\-07\-09
- NHTSA component: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER; EQUIPMENT

## NHTSA's summary

Front USB Media Ports Inoperative This bulletin involves software update for the front USB media hubs. Customers may experience the following:Front media hubs inoperative.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10221665-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10221665-9999.pdf)

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

## Components

Electrical system, Equipment and accessories, Wiring and fuses

## Vehicles listed

- 2021 JEEP GRAND CHEROKEE

## Other bulletins for the same vehicles and component

- [9100226](/bulletins/10244348.md), 2023-10-30, Service bulletin: ELECTRICAL SYSTEM:WIRING. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
- [S238A000034](/bulletins/10242752.md), 2023-09-25, Service bulletin: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER. USB Hub In\-Operable
- [0811521](/bulletins/10230251.md), 2023-01-17, Service bulletin: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER. Front USB Media Ports Inoperative This bulletin involves software update for the front USB media hubs. Customers may experience the following:Front media hubs inoperative.
- [S2224000005](/bulletins/10228010.md), 2022-12-19, Service bulletin: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; UNKNOWN OR OTHER. Front HVAC Vents Default To Defrost, Driver Side Only Blows Cold.
- [S2208000064](/bulletins/10220708.md), 2022-09-26, Service bulletin: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; AIR BAGS. Check Engine Light Is On. P0480 Cooling Fan 1 Control Circuit/Open
- [S1708000118](/bulletins/10220697.md), 2022-09-26, Service bulletin: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER; UNKNOWN OR OTHER. Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off
- [S2208000068](/bulletins/10220694.md), 2022-09-26, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER. ?Device Not Supported? Message on the radio screen
- [S2108000205](/bulletins/10220671.md), 2022-09-26, Service bulletin: ELECTRICAL SYSTEM; TRAILER HITCHES; ELECTRICAL SYSTEM:WIRING. Mopar Trailer Tow Module Kit Sales Incorrect Sales Code And/Or CAN IHS Wiring Incorrect Connector Cavities
- [S2124000013](/bulletins/10218489.md), 2022-08-22, Service bulletin: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. Vehicle Sets DTC P0480 Cooling Fan 1 Control Circuit
- [S2108000279](/bulletins/10204353.md), 2021-12-13, Service bulletin: BACK OVER PREVENTION; VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR; ELECTRICAL SYSTEM:WIRING; VISIBILITY; ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:CAMERA/SENSOR. Rear View Mirror Camera Is Not Displaying In The Rearview Mirror

JSON: [/v1/bulletins/10221665](/v1/bulletins/10221665)

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