# Service bulletin 08\-134\-26

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: 11030414
- Published by NHTSA: 2026\-04\-01
- Manufacturer's number: 08\-134\-26
- Manufacturer's date: 2026\-03\-24
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Universal Garage Door Opener \(UGDO\) Inoperable Technicians may or may not find the following Diagnostic Trouble Code \(DTC\) present: SYMPTOM: ● B251D1\-00 \- Universal Garage Door Opener Control. Customers may comment on the following: ● Operational questions regarding the usage of the HomeLink® UGDO. . No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without written permission of FCA US LLC.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11030414-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11030414-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2024 to 2026 CHRYSLER PACIFICA
- 2024 to 2026 CHRYSLER PACIFICA PLUG\-IN HYBRID
- 2024 to 2026 CHRYSLER VOYAGER
- 2024 to 2026 DODGE CHARGER
- 2026 JEEP CHEROKEE
- 2024 to 2026 JEEP COMPASS
- 2024 to 2026 JEEP GLADIATOR
- 2024 to 2026 JEEP GRAND CHEROKEE
- 2024 to 2026 JEEP GRAND CHEROKEE 4XE
- 2024 to 2026 JEEP GRAND CHEROKEE L
- 2024 to 2026 JEEP GRAND WAGONEER
- 2024 to 2025 JEEP WAGONEER
- 2026 JEEP WAGONEER
- 2024 to 2026 JEEP WAGONEER S
- 2024 to 2026 JEEP WRANGLER
- 2024 to 2026 JEEP WRANGLER 4XE
- 2024 to 2026 RAM 1500
- 2024 to 2026 RAM 2500
- 2024 to 2026 RAM 3500
- 2024 to 2026 RAM 4500
- 2024 to 2026 RAM 5500

## Recalls for the same vehicles and component

- [26V262000](/recalls/nhtsa/26V262000.md), 2026-04-23: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [26V225000](/recalls/nhtsa/26V225000.md), 2026-04-09: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [2026043](/recalls/tc/2026043.md), 2026-02-02: Electrical
- [26V059000](/recalls/nhtsa/26V059000.md), 2026-02-02: ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL; EXTERIOR LIGHTING:TURN SIGNAL; EXTERIOR LIGHTING:BRAKE LIGHTS
- [25V826000](/recalls/nhtsa/25V826000.md), 2025-12-01: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [25V741000](/recalls/nhtsa/25V741000.md), 2025-10-30: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [25V710000](/recalls/nhtsa/25V710000.md), 2025-10-17: ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE \(HPCU\):SOFTWARE
- [25V576000](/recalls/nhtsa/25V576000.md), 2025-09-04: ELECTRICAL SYSTEM:PROPULSION SYSTEM
- [25V530000](/recalls/nhtsa/25V530000.md), 2025-08-18: SERVICE BRAKES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [25V298000](/recalls/nhtsa/25V298000.md), 2025-05-08: AIR BAGS; ELECTRICAL SYSTEM:WIRING

## Other bulletins for the same vehicles and component

- [S2608000038](/bulletins/11038557.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. High Voltage Battery Has Lower SOC After Overnight Sleep Cycle
- [S2608000037](/bulletins/11038556.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Negative Response 0X33 \- Security Access Denied When Flashing BPCM With WiTech
- [9100928](/bulletins/11038551.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM; WHEELS. TPMS full assembly\(core \& Stem To support proper failure analysis and validation, dealers must return the complete TPMS sensor assembly when submitting a claim related to a TPMS leak concern. Claims submitted with TPMS sensors that are missing the valve core and/or stem components will be considered incomplete and will not be eligible for evaluation. As a reminder, the complete Tire Pressure Monitor, including the valve stem should be returned., the claim will be rejected and subject to warranty chargeback, as Stellantis cannot perform a comprehensive root cause analysis without all original components of the assembly.
- [08\-360\-26](/bulletins/11038550.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C147B\-92 \- Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster \(IPC\). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
- [08\-357\-26](/bulletins/11038547.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C147B\-92 \- Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster \(IPC\). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
- [08\-356\-26](/bulletins/11038546.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C147B\-92 \- Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster \(IPC\). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
- [08\-355\-26](/bulletins/11038545.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● C147B\-92 \- Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster \(IPC\). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
- [08\-149\-26 REV. B](/bulletins/11038543.md), 2026-10-16, Service bulletin: STEERING; ELECTRICAL SYSTEM. Flash: Electric Power Steering \(EPS\) Module Updates Customers may experience the following: SYMPTOM: ● Battery drain due to the EPS system staying active after ignition off. This bulletin involves inspecting and possibly reprogramming the EPS module with the latest available software.
- [08\-139\-26 REV. B](/bulletins/11038542.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. Flash: Radio Frequency Hub Module \(RFHM\) Updates Customer may experience the following: SYMPTOM: ● Excessive Ignition Off Draw \(IOD\) on 12v vehicle battery if keys are left within proximity range. This bulletin involves inspecting and possibly reprogramming the RFHM module with the latest available software
- [08\-374\-26](/bulletins/11038532.md), 2026-10-16, Service bulletin: ELECTRICAL SYSTEM. R1H U43.17 Software Update \- FOTA Customers may experience the following: SYMPTOM: ● CarPlay® application crash. ● Intermittent CarPlay® connection or extended connection time. ● Apple CarPlay® radio lagging, freezing or display glitches. ● Audio intermittently cuts out. ● Radio display blank. ● Intermittent Android Auto® / CarPlay® reconnection concern. ● Abnormal radio screen display when adjusting audio volume using the steering wheel controls after extended Bluetooth audio playback from an Android device. ● Unable to add or pair a device to the Head Unit \(HU\) while the vehicle is in motion. ● Bluetooth\-enabled devices cannot be discovered when attempting to pair a phone, even when the device is inside the vehicle. ● Turn Signal Activated Blind Spot View activates slower when the left turn signal is used compared to the right turn signal. ● Android Auto® launches automatically with a blank screen. ● Radio display goes blank while audio continues to play, and radio functions become inoperative. ● Vehicle Settings page becomes unresponsive or frozen. ● Android Auto® fails to connect. ● FamCAM softkey requires multiple presses before launching. ● Radio resets or reboots while driving. ● Flashing odometer. ● Selectable Tire Fill Assist application displays an illegible "Save as Preset" softkey. ● Surround View Camera \(SVC\) guidelines remain displayed after the guidelines setting has been turned OFF through the radio. In addition, the following software enhancement is included: ● Improved Wi\-Fi connectivity performance.

JSON: [/v1/bulletins/11030414](/v1/bulletins/11030414)

[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%2008-134-26&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11030414&vehicle=Service%20bulletin%2008-134-26)