2026 Jeep Grand Wagoneer technical service bulletins
206 technical service bulletins and manufacturer communications cover the 2026 Jeep Grand Wagoneer, including 3 warranty extensions.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Recall Completion Prior to Sale of Vehicle
- D-25-11 ffb
- Evap / Fuel Line Quick Connect Exposed Near Exhaust Customers may experience a Malfunction Indicator Lamp...
- Gear motor - transfer case
- Oil filter If an engine oil leak develops from gasket of a newly installed MOPAR engine oil filter, please...
- Fuse block underhood - pwr dis a/c
- Fuse block rr - pwr distributi a/c
- Tow Nav Menu Option Unavailable
- Vibration, Rattle Noise
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- R1H U43.17
- Actuator - park brake
- Wireless charger
- Heads Up Display (HUD) Dimming Too Low Customers may experience one or more of the following: SYMPTOM: ●...
- Flash: Power Liftgate Module (PLGM) Updates Customers may experience one or more of the following...
- Rail kit – luggage and removable
- Rearview Mirror Bracket Delamination Customers may experience the following: SYMPTOM: ● Rearview mirror...
- Radio Over The Air Update to U43.17 R1H Software Version (FOTA) Customers may experience one or more of...
- Airbag Warning Light On or Intermittent
- Vehicle Pulls To The Right The technician or
- Sunroof Assy Sunroof glass and/or sunshade cannot open/close (inoperative)
- Step - power running board
- Transmitter kit & transmitter - integrated key fob
- PUMP, Auxiliary Coolant, High Temperature Before replacing the High Temperature Auxiliary Coolant Pump,...
- Motor - window regulator
- Front Windows Auto-Reverse During Closing Customers may experience the following: SYMPTOM: ● Front windows...
- Instrument Panel Cluster (IPC) Message “Park Assist System Unavailable” or “Service Park Assist System”,...
- Module - liftgate
- Service Electric Power Steering (EPS) Message On Instrument Cluster
- Transmission Control Module (TCM) Diagnostic N/A
- PUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps:...
- Passive Entry Outside Door Han Prior to replacing an inoperative passive entry door handle, perform Star...
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Transmission Control Module (TCM) Diagnostic Customers may experience a Malfunction Indicator Lamp (MIL)...
- Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
- Fuel Delivery Module Before replacing the fuel module for DTCs P0461 and P062A and other not start, long...
- Core – heater
- Service Transmission Message Customers must experience a Malfunction Indicator Lamp (MIL) illumination and...
- Motor - power running board
- Navigation Won't Load On Home/Split Screen Customers may experience the following: SYMPTOM: ● Factory...
- Spring kit - disc brake pad
- Customer satisfaction notification north america
- Upcoming R1H Radio Over The Air Update U41.10 Software Version The
- If the Driver/Passenger Seat Adjsuter Switch is inoperable, seat back will not move or seat moves on its...
- Flash: Smart Lighting Module Left (SLML) Updates Customers may experience one or more of the following: ●...
- Noisy Power Side Step Customers may comment on the following: ● A ratcheting/creaking noise can be heard...
- Camera - rear view
- Oil Pan Leak Customers may experience the following: SYMPTOM: ● 'Low Oil Level' message on in the...
- Radio/ETM is Adding Approximately 27mA Draw to Vehicle When in Logistics Mode
- A/C Inoperative, A/C Relay Not Engaging.
- A/C Inoperative Or Intermittently Inoperative.
- Outside Power Fold Rearview Mirror Noise Or Loose At Pivot
- Door Nameplate Missing Customers may comment on the following: ● The door nameplate is missing on the...
- Before replacing any parts check for applicable TSBs/RSUs. If no applicable TSBs/RSUs, or they have...
- Before replacing the starter, please follow the published diagnostics in the Service Information at 08
- Power Side-Steps/Running Boards not working properly, stuck or inoperable due to DTCs: B1DB2-13
- Ambient cabin light fault B2811-02 inop
- Power Liftgate Will Not Power to a Fully Open Position, Adjustable Power Liftgate Height
- Central ADAS Decision Module (CADM), Long Range Camera Front(LRCF), Advanced Driver Assist System (ADAS),...
- Damaged Hood Bumpers Customers may comment on one or more of the following: ● Excessive hood under flush...
- Bezel - overhead console
- TBM2.0H
- Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays...
- Sensor – knock
- Module - ignition
- Poor Audio Quality And Or Static From Wireless Devices
- Instrument Panel Cluster (IPC) Flicker Turn By Turn The
- Global Telematics Box Module (TBM) Firmware Over The Air (FOTA) Update Customers must experience a...
- Proxi Configuration Alignment: Display Screen Module (DSM) Customers may experience one or more of the...
- Thermostat assembly PN 68361650AH already includes gasket PN 68361649AB, so do not order an additional...
- Air bag - driver
- No Wireless Charging Or Slow Wireless Charging
- Flash: Central ADAS Decision Module (CADM) Updates Customers must experience a Malfunction Indicator Lamp...
- Door Latch, Handle And Ajar Additional Service Information.
- Flash: Power Liftgate Module (PLGM) Updates Customers may experience one or more of the following...
- Rear Taillamp Condensation Clearing Procedure On occasion, vehicle exterior taillamp assemblies get fogged...
- U0422-00
- Cooler - auxiliary low temperature
- Thermostat – none
- Traffic Sign Assist Unavailable – Service Required The
- Intermittent Poor HVAC Performance Customers may comment on the following: SYMPTOM: ● Intermittently the...
- Power Liftgate Inoperative Or Intermittently Will Not Open Or Close.
- Switch - power window
- Front Passenger and/or Rear Left and/or Rear Right Door Window Switches are Inoperative, Window Operation...
- TBM2.0H
- Radio Remains On After Ignition Off
- Before replacing the water pump on 3.0L SO/HO, please follow the updated WATER PUMP INSPECTION diagnostic...
- Universal Garage Door Opener (UGDO) Inoperable Technicians may or may not find the following Diagnostic...
- Instrument Panel Cluster (IPC) Heads Up Display (HUD) Failure The vehicle must exhibit/set the following...
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Near Field Communication Card (NFC) inoperative, Radio Frequency Hub (RFHUB) May Set Diagnostic Trouble...
- Blocked Make-Up Air (MUA) Solenoid Customers must experience a Malfunction Indicator Lamp (MIL)...
- Memory Seat Does Not Work There Is No Response from The Seat While Pressing the Memory Seat Profiles from...
- Service Electric Power Steering Message On Cluster
- Power Liftgate Module Sets Diagnostic Trouble Code B1963-00 Power Liftgate Performance
- Central ADAS Decision Module (CADM) Diagnostic Trouble Codes C00C0-4A, C00C1-4A, C00C5-4A.
- Prior to replacing an inoperative passive entry door handle, perform Star Online S2523000089.
- Handle - exterior door
- Flash: Global Telematics Box Module (TBM) Updates Customers must experience a Malfunction Indicator Lamp...
- The vehicle will exhibit a service transmission/check engine warning indicator for the following...
- Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00,...
- Windshield Wiper Blade Maintenance Customers may experience one or more of the following: SYMPTOM: ● Wiper...
- Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC)...
- Before replacing any parts check for applicable TSBs/RSUs. If no applicable TSBs/RSUs, or they have...
- Buzz Squeak Rattle (BSR) From Left Rear Cargo Area Near Subwoofer.
- Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV...
- Switch - trailer brake control module , adapter & wiring kit - trailer tow.
- Harman R1H Uconnect 5 Radio Software Flash Error Codes
- Horn Sound Is Weak, Off Tone, Inoperative, Or Intermittent.
- MIL-On/Check Engine Lamp (CEL)-On
- The Handsfree Kick Feature Does Not Work Or Works Intermittently.
- Universal Garage Door Opener Prior to replacing the UGDO or sun visor, call HomeLink® Customer Care at...
- If the Power Liftgate (PLG) does not operate following battery drainage or when DTCs B2199-16 or B21DD-16...
- Front HDMI Port or Front Passenger Display Module (FPDM) Not Projecting Video
- Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC)...
- Washer Fluid Warning Lamp Illuminated When Reservoir Is Full
- Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative
- Rear HVAC Buttons Inoperative Or Sticking
- Hemi Water Pump Coolant Leak Inspection
- Passive Entry Exterior Door Handle Inoperative When Touched For Lock And Or Unlock.
- Water Pump & Chain Case Cover
- Speaker Diagnostic Procedure Rattle, buzz and squeak coming from specific speakers.
- Rotary Shifter Lights Blinking, Shifter Not Moving, Not Going Into Gear.
- Service Shifter Message On Instrument Cluster With Loss Of Communication Diagnostic Trouble Code (DTC)...
- Rack kit - removable
- Latch - liftgate
- Stabilizer bar assy
- Drivetrain Control Module (DTCM) Software Update Customers may experience one or more of the following: ●...
- Comfort Seat Module (CSM) or Comfort Steering Wheel Module (CSWM) do Not Operate
- Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may...
- If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and
- Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians may experience...
- The customer’s complaint may include a message appearing in the cluster’s information center stating, “See...
- Duct - clean air
- Module - steering control
- Customer satisfaction notification north america 90C
- Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.
- Lower Ball Joint / Lower Control Arm Servicing Updates.
- Detector - evaporative system integrity module
- Intermittent Uconnect Box Requires Service Message
- Cluster Displays “Blindspot Alert Unavailable Service Required” Warning Message, Driver/Passenger Mirror...
- DTC B1E21 is triggered when the TBM Backup Battery is discharged, inactive, or drained
- Engine Oil Leak
- Radio (ETM) Is Always Setting Stored DTC B15A1-00 Media Port 1 Connection
- Replacement components for transfer case are no longer available
- Module - steering control & column
- High Voltage Air Conditioning Refrigerant Dye
- Tire Pressure Monitor (TPM) Warning Lamp On Or Flashing
- Passive Entry Outside Door Handle Does Not Unlock Or Lock The Vehicle Doors.
- Malfunction Indicator Lamp (MIL) Is On
- Replacement T-Case is no longer available
- C0044-00-BRAKE pressure sensor 1 (module
- Verify "Z" part number availability
- Global Telematics Box Module Over The Air Update from R5C1 and R5O1 to R5T TBM2.H Software Version (FOTA)...
- Underhood start/stop safety The
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