# Service bulletin 08\-045\-21

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: 10190714
- Published by NHTSA: 2021\-04\-26
- Manufacturer's number: 08\-045\-21
- Manufacturer's date: 2021\-03\-23
- NHTSA component: LANE DEPARTURE

## NHTSA's summary

UGQ Radio Enhancements This bulletin involves inspecting and if required updating the radio software to:28.3 \- 2018 MY 34.21 \- 2020 MY Customers may experience one or more of the following: Intermittently, the radio screen will black out after key is turned on\(For 34.21 Only\). Navigation screen freezes after a Voice Recognition \(VR\) command. Warning chime will not turn off. Radio display black, except application bar. Language setting reverting from customer set language to Italian language. Message displayed ?TomTom live services unavailable?. Frequent pop\-ups during startup saying device not connected \- Uconnect LIVE. Uconnect Live feature may not function properly. Radio may reset, turn off and then back on. Audio distortion heard during phone calls and CarPlay. In addition the following enhancements are included:Bluetooth improvements. VR improvements. Russian language enhancements.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10190714-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10190714-9999.pdf)

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

## Components

Driver assistance

## Vehicles listed

- 2018 JEEP WRANGLER
- 2020 JEEP WRANGLER

## Recalls for the same vehicles and component

- [24V676000](/recalls/nhtsa/24V676000.md), 2024-09-12: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; EXTERIOR LIGHTING:BRAKE LIGHTS
- [22V638000](/recalls/nhtsa/22V638000.md), 2022-08-25: BACK OVER PREVENTION:DISPLAY FUNCTION
- [20V191000](/recalls/nhtsa/20V191000.md), 2020-09-10: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

## Other bulletins for the same vehicles and component

- [0300224](/bulletins/10251863.md), 2024-03-18, Service bulletin: EXTERIOR LIGHTING; BACK OVER PREVENTION. Front and Rear Axle Sensor Kit \*\*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: ? C1451\-11 \- Service Axle Locker System\*\* Customers may also comment on a Service Axle Locker message displayed in the Electronic Vehicle Information Center \(EVIC\) for this condition.
- [S2323000073](/bulletins/10248568.md), 2024-01-08, Service bulletin: LANE DEPARTURE; VISIBILITY. Exterior Mirror And Or Blind Spot Inoperative.
- [S2319000007](/bulletins/10248550.md), 2024-01-08, Service bulletin: BACK OVER PREVENTION; STEERING:CRITICAL FASTENERS; STEERING. Squeak Noise From Dash Area When Turning The Steering Wheel.
- [0804523](/bulletins/10248014.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION:SOFTWARE. Radio Over The Air Updating to 34.42 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 34.4 to 34.42.
- [S2025000001](/bulletins/10247967.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING; BACK OVER PREVENTION. Malfunction Indicator Lamp Illumination \(MIL\). Diagnostic Trouble Code \(DTC\) P203E ? Reductant Level Sensor 1 Circuit Intermittent\-Erratic Set.
- [9003357](/bulletins/10247905.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION. ADAPTER, Engine Oil Filter \(Pentastar V6\) For all 2014MY replace the Oil Filter Adapter \(OFA\). For any other MY \(with mileage above 30,000\) review and follow instructions from STAR Online S1809000007 REV. C available on Dealer Connect. Also, consider the following: 1\) Remove OFA 2\) Replace only the oil inlet O\-ring and gaskets \(seals kit in SOL above\). 3\) Re\-install the OFA. For 2023MY and beyond use black O\-ring. For 2022MY and prior use red O\-ring. Note: When replacing OFA, it may be necessary to transfer the Oil Temp/Pressure Sensor from the old OFA to the new OFA.
- [9100134](/bulletins/10247903.md), 2024-01-02, Service bulletin: SERVICE BRAKES; FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION. Engine When replacing a GMET4 long block from a 2021 JL or older, you will need to carry over the injector wiring harness from the original engine, and the Fuel pressure sensor should be replaced with part number: 68212572AB.
- [9100247](/bulletins/10247404.md), 2023-12-18, Service bulletin: BACK OVER PREVENTION; VEHICLE SPEED CONTROL. ERG Hydraulic Tensioner Before replacing any FEAD components, please check FEAD belt layout as per the engine sales code. Customer complaint may include a noise from under the hood described as a squeal, screech, squeak, chirp or belt\-related noise and/or noisy tensioner/pulley. Please refer to SOL\# S2309000007.
- [S2323000073](/bulletins/10244407.md), 2023-10-30, Service bulletin: VISIBILITY; ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS. Exterior Mirror And Or Blind Spot Inoperative.
- [S1808000152](/bulletins/10243131.md), 2023-10-02, Service bulletin: VEHICLE SPEED CONTROL:ACCELERATOR PEDAL; BACK OVER PREVENTION. CEL \(Check Engine Lamp\) Illuminated, P057B Brake Pedal Position Sensor Performance

JSON: [/v1/bulletins/10190714](/v1/bulletins/10190714)

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