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Service bulletin 08-248-26

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11034360
Published by NHTSA2026-07-02
Manufacturer's number08-248-26
Manufacturer's date2026-06-26
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Upcoming R1H Radio Over The Air Update U41.10 Software Version The customer may comment on one or more of the following: ● 'Forward Collision Warning (FCW) OFF' light ON, with no Diagnostic Trouble Codes (DTCs) and can't turn light off. ● Blank screen and then reboot every 2 minutes and 40 seconds. (Rearview Camera Functions Normally). ● Paddle shifters not working/no longer a setting. ● Autolocks not working. ● Auto headlights not working. ● AM station not working (Appears some of the vehicles PROXI defaults to "1" which is absent for AM). ● Album Art flickering issue. ● Blank screen and then reboot every 2 minutes and 40 seconds. ● CarPlay® icon disappears from main screen while still active, leaving no navigation path back. ● Light/dark theme mismatch between Radio and temperature screens at key-on Radio experiences lockups, resets, blank screens, and language issues after a Firmware Over The Air (FOTA) updated. ● Valet mode sends duplicate requests causing Heads Up Display (HUD) and vehicle state misalignment. ● Rear seat media page intermittently shows a blank screen. ● Unable to select or drag 'Pitch and Roll' widget on home screen. ● USB playback resumes incorrectly, skipping to next track after reconnect. ● Album art not displayed on display screen despite availability in media. ● Incorrect call timer displayed for conference calls. ● Call status remains 'active' on widget after call ends. ● Second call status not updated on home screen widget. ● Rear entertainment tab intermittently blank when switching apps. ● System crashes for 20 to 30 seconds after voice reply action. ● Media progress bar continues incorrectly after second call acceptance. ● CarPlay® device fails to reconnect automatically or manually. ● Rear HVAC lock/unlock text missing while icon is present. ● Visual glitch observed on Front Passenger Display Module (FPDM) display. ● Surround View Camera (SVC) accessible while driving across apps (unexpected behavior). ● Instrument Panel Cluster (IPC) navigation map fails to load despite radio showing navigation. ● HUD layout resets after overnight sleep cycle. ● ParkSense triggers unintended surround camera activation. ● HUD settings not retained after ignition cycle. ● Audio focus stuck on Voice Recognition (VR); selected message not read. ● Preset bar appears blank after overnight sleep cycle. ● FM channel switches unexpectedly and reverts after delay. ● Massage activation causes HUD black screen/media disruption. ● Non-applicable ambient lighting setting visible in vehicle menu. ● Navigation screen appears black after system startup. ● Track name flickers on status bar during CarPlay® playback. ● HUD toggles between Home and Media screens without user input. ● Phantom touch causes navigation to switch from full screen to split view. ● HUD redirects to CarPlay® tab when exiting camera unexpectedly. ● Unable to select the Turn by Turn Navigation. ● Blank Performance Pages (Rearview Camera Functions Normally). ● Android Auto® VR inoperative. ● Media tuner delayed. ● Charge Schedule not accepting updates via phone (Rearview Camera Functions Normally). ● Ambient light inoperative. ● Map in IPC inoperative. ● Media Widget blank. ● Navigation map black. ● Off-Road Pages inoperative (Rearview Camera Functions Normally). ● VR inoperative. ● Incorrect song title displayed (Carplay® only). ● Radio display switches from Media Page to Home Page (Rearview Camera Functions Normally). ● Ghost touch on Navigation screen (Rearview Camera Functions Normally). ● Widgets missing. ● New User Profile does not load. ● Returns to wrong page after view camera event selected by customer in the Camera View Pages (Rearview Camera Functions Normally).

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
JEEP GRAND CHEROKEE2024
JEEP GRAND CHEROKEE L2025
JEEP GRAND WAGONEER2025, 2026
JEEP WAGONEER2024, 2025

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
25V7410002025-10-30. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
25V5760002025-09-04. ELECTRICAL SYSTEM:PROPULSION SYSTEM
24V8720002024-11-19. ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER
24V7200002024-09-27. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
24V1300002024-02-22. EXTERIOR LIGHTING:HEADLIGHTS; ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
S26080000382026-10-16. Service bulletin. High Voltage Battery Has Lower SOC After Overnight Sleep Cycle
08-374-262026-10-16. Service bulletin. 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.
S26080000382026-10-16. Service bulletin. High Voltage Battery Has Lower SOC After Overnight Sleep Cycle
08-374-262026-10-16. Service bulletin. 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.
91009262026-10-07. Service bulletin. WIRELESS CHARGER Welcome GREEN LED not turning ON after multiple IGN ON/OFF without sleep cycle and no phone on the charging pads. Part numbers affected: 68630089AA 68630088AB 68649038AA Welcome Green LED turns on for 1 second after multiple IGN ON/OFF without sleep cycle and no phone on the charging pad. Intent of this condition is to notify the customer/dealership that the Wireless Charging Pad is ready to charge. Do not report as warranty claim, no impact to wireless charger functionality. Part numbers affected: 68630089AB 68630088AD 68649038AB Advice to dealership: Do no replace wireless charger PNs 68630089AA,68630088AB,68649038AA if no Welcome GREEN LED is seen after multiple IGN ON/OFF without sleep cycle and no phone on the charging pads. This feature is available in the successor NIKs, no impact to wireless charger functionality.
08-341-262026-09-30. Service bulletin. Heads Up Display (HUD) Dimming Too Low Customers may experience one or more of the following: SYMPTOM: ● HUD is very dark and hardly viewable. ● HUD cannot be seen in daytime and very dim at night. This bulletin involves inspecting and possibly replacing the HUD module.
08-221-26 REV. B2026-09-30. Service bulletin. R1H Radio U41.10 Software Update - Dealer Option Customers may experience one or more of the following: SYMPTOM: ● **Speakers may emit a humming, screeching, buzzing, clicking, or bass noise (not related to the amplifier).** ● FCW OFF light ON with no DTCs and can't turn off. ● Blank screen and then reboot every 2 minutes and 40 seconds. (Rearview Camera Functions Normally). ● Paddle shifters not working/no longer a setting. ● Autolocks not working. ● Auto headlights not working. ● AM station not working (Appears some of the vehicles PROXI defaults to "1" which is absent for AM). ● Album Art flickering issue. ● Blank screen and then reboot every 2 minutes and 40 seconds. ● CarPlay icon disappears from main screen while still active, leaving no navigation path back. ● Light/dark theme mismatch between Radio and temperature screens at key-on Radio experiences lockups, resets, blank screens, and language issues after FOTA. ● Valet mode sends duplicate requests causing HU and vehicle state misalignment. ● Rear seat media page intermittently shows a blank screen. ● Unable to select or drag 'Pitch and Roll' widget on home screen. ● USB playback resumes incorrectly, skipping to next track after reconnect. ● Album art not displayed on HMI despite availability in media. ● Incorrect call timer displayed for conference calls. ● Call status remains 'active' on widget after call ends. ● Second call status not updated on home screen widget. ● Rear entertainment tab intermittently blank when switching apps. ● System crashes for 20 to 30 seconds after voice reply action. ● Media progress bar continues incorrectly after second call acceptance. ● CarPlay device fails to reconnect automatically or manually. ● Rear HVAC lock/unlock text missing while icon is present. ● Visual glitch observed on Front Passenger Display Module (FPDM) display. ● Surround view camera accessible while driving across apps (unexpected behavior). This bulletin involves inspecting and if required, updating the radio software level to U41.10. Depending on the radio's current software level the radio may need a one or two USB update
08-069-26 REV. B2026-09-23. Service bulletin. Flash: Power Liftgate Module (PLGM) Updates Customers may experience one or more of the following symptoms: SYMPTOM: ● **Continuous chime is heard in the trunk area and does not stop with closing the liftgate, ignition shut off or CAN bus going to sleep. ● Vehicle may not start because the battery has become depleted due to: ○ Noise on the CAN bus. ○ Liftgate left open for more than few hours. ○ Continuous chime. ● Power Liftgate is not responding when first attempting to open after vehicle has sat for an extended period of time. ● Customer is unable to open the liftgate.** ● Power Liftgate does not open using the front interior switch, key fob, Hands Free Entry (HFE) kick or exterior handle. The Instrument Panel Cluster (IPC) may display "Liftgate Open", a warning light may illuminate even though the liftgate appears fully closed, and an audible chime may be generated at speeds above 8 kph (5 mph). ● The power liftgate system chimes when trying to operate the liftgate using a HFE kick while no key is detected in the zone. ● After enabling or disabling the HFE kick or the Power Liftgate Alert feature, the PLGM does not save the changes. ● The power liftgate latch releases after pressing the exterior handle switch, but the liftgate does not power open. This bulletin involves inspecting and possibly reprogramming the PLGM with the latest available software.
OTHERDOC_1832026-09-17. Other. Radio Over The Air Update to U43.17 R1H Software Version (FOTA) Customers may experience one or more of the following: - Navigation Stability - Android Auto & Carplay stability & connectivity - Power management app - Distorted/glitchy display prior to start‑up animation - Text appearance display - Widget incorrect display - Turn signal blind spot response timing - Audio cut out - Drive Modes selection - Park assist Guidelines selction
91009052026-09-17. Service bulletin. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.