Jeep Grand Wagoneer Service Bulletins
1,385 manufacturer communications on file.
- August 4, 2026•Document ID: 11036180Service Bulletin/Repair InstructionsBACK OVER PREVENTION: WARNINGS
- Mfr Comm. #:
- S2508000029 REV.A
- Date Added:
- August 13, 2026
- Manufacturer:
- JEEP
SummaryInstrument Panel Cluster (IPC) Message “Park Assist System Unavailable” or “Service Park Assist System”, “Rear Braking Assist Unavailable” or “Service Rear Braking Assist System" with Performance Diagnostic Trouble Codes (DTCs)
Associated Products (18)2027 Jeep Grand Cherokee2027 Jeep Grand Cherokee L2027 Jeep Grand Wagoneer2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2024 Jeep Grand Wagoneer2024 Jeep Wagoneer2023 Jeep Grand Cherokee2023 Jeep Grand Cherokee L2023 Jeep Grand Wagoneer2023 Jeep WagoneerAssociated Documents - August 4, 2026•Document ID: 11036168Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; STRUCTURE:BODY
- Mfr Comm. #:
- 113804
- Date Added:
- August 13, 2026
- Manufacturer:
- JEEP
SummaryMODULE - LIFTGATE
Associated Products (3)Associated Documents - August 3, 2026•Document ID: 11036178Service Bulletin/Repair InstructionsSTEERING
- Mfr Comm. #:
- S2523000053 REV.C
- Date Added:
- August 13, 2026
- Manufacturer:
- JEEP
SummaryService Electric Power Steering (EPS) Message On Instrument Cluster. Rev B.
Associated Products (9)Associated Documents - July 30, 2026•Document ID: 11035971Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 08-289-26 REV. A
- Date Added:
- August 6, 2026
- Manufacturer:
- DODGE
SummaryTransmission Control Module (TCM) Diagnostic N/A - This bulletin was released in error. SYMPTOM:
Associated Products (5)Associated Documents - July 28, 2026•Document ID: 11035994Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 9100861 Rev 3
- Date Added:
- August 6, 2026
- Manufacturer:
- JEEP
SummaryPUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps: 1) Key ON/OFF and let the after-run pump run for at least 20 minutes before moving on to step #2. 2) Inspect the pump connector area for presence of water. 3) Inspect the pump connector for corrosion. 4) Inspect the pump for coolant contamination as this can cause the pump to stall. 5) Inspect battery terminals for damage to rule out a battery drainage issue. 6) Ensure the PCM is up-to-date with the latest available flash. If correct repair is not performed then the claim or condition will be recovered by Warranty Operations.
Associated Products (12)Associated Documents - July 27, 2026•Document ID: 11035987Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; STRUCTURE:BODY
- Mfr Comm. #:
- 9100871
- Date Added:
- August 6, 2026
- Manufacturer:
- JEEP
SummaryPassive Entry Outside Door Han Prior to replacing an inoperative passive entry door handle, perform Star Online S2523000089.
Associated Products (2)Associated Documents - July 24, 2026•Document ID: 11035324Service Bulletin/Repair InstructionsENGINE; POWER TRAIN
- Mfr Comm. #:
- 18-074-26
- Date Added:
- July 29, 2026
- Manufacturer:
- JEEP
SummaryFlash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P2AF6-00 - Starter Relay 3 Stuck Off (with DBSM). ● P014B-00 - O2 Sensor 2-2 Delayed Response-Lean To Rich. ● P062B-00 - Internal Control Module Fuel Injector Control Performance. Customers may also comment on the following: ● Engine Stop/Start (ESS) inoperative with "Auto Stop Start Not Ready" message in Instrument Panel Cluster (IPC). The following software enhancements are also available: ● Update to enable Exhaust Gas Recirculation (EGR) disable during gear shift for smoother shifting. ● Update for the Brake System Control Module (BSCM) MIL illumination request not setting the MIL on the Powertrain Control Module (PCM). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.
Associated Products (1)Associated Documents - July 22, 2026•Document ID: 11035313Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; POWER TRAIN
- Mfr Comm. #:
- 08-289-26
- Date Added:
- July 29, 2026
- Manufacturer:
- JEEP
SummaryTransmission Control Module (TCM) Diagnostic Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following DTCs: ● P2797-00 - Auxiliary Transmission Fluid Pump Performance ● P1625-00 - Park Pawl System Failure NOTE: Park system still functions, no impact to park engagement. NOTE: Vehicle will not experience unintended movement. Customers may also experience one or more of the following: ● Vehicle no start due to battery discharge. ● 'Start/stop inop' message. ● 'Service Transmission' message on in Instrument Panel Cluster (IPC).
Associated Products (4)Associated Documents - July 21, 2026•Document ID: 11035320Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 18-070-26
- Date Added:
- July 29, 2026
- Manufacturer:
- JEEP
SummaryFlash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **U0104-00 - Lost Communication With Cruise Control Module (NA Market Only) (In Active or Stored status). ● U0405-00 - Invalid Data Received From Cruise Control Module (NA Market Only) (In Active or Stored status). NOTE: Vehicles setting DTCs U0405-00 and U0104-00 may experience an inability to be cleared.** ● P2AF6-00 - Dual Starter Relay Stuck (in active or stored status). ● P1CEA - Boost Side EVAP Purge System Performance (in active or stored status). ● P2C90-00 - Crankcase Ventilation System - Hose "A" Disconnected (in active or stored status). ● P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1 (in active or stored status). ● P0071-00 - Ambient Air Temperature Sensor Performance (in active or stored status). ● P0325-00 - Knock/Combustion Vibration Sensor 1 Circuit (in active or stored status). ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low (in active or stored status). ● P0073-00 - Ambient Air Temperature Sensor Circuit "A" High (in active or stored status). ● P0011-00 - Bank 1 Camshaft 1 Position Timing Over Advanced Or (in active or stored status). ● P25E4-00 - B Camshaft Position - Unable To Achieve Locked Position Bank 1 (in active or stored status). ● U0673-00 - Lost Communication With Ion Sense Module (in active or stored status). ● P05BD-00 - Stop-Start Mode Switch Range/Performance (in active or stored status). ● P06DD-00 - Engine Oil Pressure Control Circuit Performance/stuck Off (in active or stored status). ● P0116-00 - Engine Coolant Temperature Sensor 1 Performance (in active or stored status). ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking (in active or stored status). ● P0330-00 - Knock/Combustion Vibration Sensor 2 Circuit (in active or stored status). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.
Associated Products (2)Associated Documents - July 21, 2026•Document ID: 11035319Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 18-069-26
- Date Added:
- July 29, 2026
- Manufacturer:
- JEEP
SummaryFlash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **U0104-00 - Lost Communication With Cruise Control Module (NA Market Only) (In Active or Stored status). ● U0405-00 - Invalid Data Received From Cruise Control Module (NA Market Only) (In Active or Stored status). NOTE: Vehicles setting DTCs U0405-00 and U0104-00 may experience an inability to be cleared.** ● P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1 (In Active or Stored status). ● P0071-00 - Ambient Air Temperature Sensor Performance (In Active or Stored status). ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low (In Active or Stored status). ● P0073-00 - Ambient Air Temperature Sensor Circuit "A" High (In Active or Stored status). ● P0011-00 - Bank 1 Camshaft 1 Position Timing Over Advanced Or (In Active or Stored status). ● P25E4-00 - B Camshaft Position - Unable To Achieve Locked Position Bank 1 (In Active or Stored status). ● U0673-00 - Lost Communication With Ion Sense Module (In Active or Stored status). ● P05BD-00 - Stop-Start Mode Switch Range/Performance (In Active or Stored status). ● P06DD-00 - Engine Oil Pressure Control Circuit Performance/stuck Off (In Active or Stored status). ● P0116-00 - Engine Coolant Temperature Sensor 1 Performance (In Active or Stored status). ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking (In Active or Stored status). ● P0325-00 - Knock/Combustion Vibration Sensor 1 Circuit (In Active or Stored status). ● P0330-00 - Knock/Combustion Vibration Sensor 2 Circuit (In Active or Stored status). ● P032A-00 - Knock - Combustion Vibration Sensor C Circuit (In Active or Stored status). ● P062B-00 - Internal Control Module Fuel Injector Control Performance (In Active or Stored status). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.
Associated Products (2)Associated Documents - July 18, 2026•Document ID: 11035176Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 18-068-26
- Date Added:
- July 23, 2026
- Manufacturer:
- JEEP
SummaryFlash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **U0405-00 - Invalid Data Received From Cruise Control Module. ● U0104-00 - Lost Communication With Cruise Control Module. NOTE: Vehicles setting DTCs U0405-00 and U0104-00 may experience an inability to be cleared.** ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking. ● P06DD-00 - Engine Oil Pressure Control Circuit Stuck Off. ● P0604-00 - Internal Control Module Random Access Memory Ram Error. ● P060C-00 - Internal Control Module Main Processor Performance. This bulletin involves reprogramming the PCM with the latest available software.
Associated Products (2)Associated Documents - July 16, 2026•Document ID: 11035194Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 9100861 Rev 1
- Date Added:
- July 23, 2026
- Manufacturer:
- JEEP
SummaryPUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps: 1) Key ON/OFF and let the after-run pump run for at least 20 minutes before moving on to step #2. 2) Inspect the pump connector area for presence of water. 3) Inspect the pump connector for corrosion. 4) Inspect the pump for coolant contamination as this can cause the pump to stall. 5) Inspect battery terminals for damage to rule out a battery drainage issue. 6) Ensure the PCM is up-to-date with the latest available flash.
Associated Products (12)Associated Documents - July 13, 2026•Document ID: 11035196Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; STEERING
- Mfr Comm. #:
- S2523000053 REV.B
- Date Added:
- July 23, 2026
- Manufacturer:
- JEEP
SummaryService Electric Power Steering (EPS) Message On Instrument Cluster. Rev B.
Associated Products (9)Associated Documents - July 9, 2026•Document ID: 11035070Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- 9100861
- Date Added:
- July 18, 2026
- Manufacturer:
- JEEP
SummaryPUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps: 1) Key ON/OFF and let the after-run pump run for at least 20 minutes before moving on to step #2. 2) Inspect the pump connector area for presence of water. 3) Inspect the pump connector for corrosion. 4) Inspect the pump for coolant contamination as this can cause the pump to stall. 5) Ensure the PCM is up-to-date with the latest available flash. 6) Inspect battery terminals for damage to rule out a battery drainage issue.
Associated Products (12)Associated Documents - July 8, 2026•Document ID: 11035043Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-268-26
- Date Added:
- July 18, 2026
- Manufacturer:
- CHRYSLER
SummarySXM Radio Doesn't Reflect Station Or Song Changing Customers may experience the following: SYMPTOM: ● When playing SXM stations the radio does not reflect the current station or recognize a song changing.
Associated Products (8)Associated Documents - July 6, 2026•Document ID: 11035075Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 113276
- Date Added:
- July 18, 2026
- Manufacturer:
- RAM
SummaryCORE – HEATER
Associated Products (50)2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Ram 15002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 55002024 Jeep Grand Wagoneer2024 Jeep Wagoneer2024 Ram 15002024 Ram 25002024 Ram 35002024 Ram 4500+ 30 moreAssociated Documents - July 6, 2026•Document ID: 11035074Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 113277
- Date Added:
- July 18, 2026
- Manufacturer:
- JEEP
SummaryCORE – HEATER
Associated Products (49)2026 Jeep Grand Wagoneer2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Ram 15002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 55002024 Jeep Grand Wagoneer2024 Jeep Wagoneer2024 Ram 15002024 Ram 25002024 Ram 35002024 Ram 45002024 Ram 5500+ 29 moreAssociated Documents - July 6, 2026•Document ID: 11035064Service Bulletin/Repair InstructionsFUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- 9100833 REV1
- Date Added:
- July 18, 2026
- Manufacturer:
- JEEP
SummaryFuel Delivery Module Before replacing the fuel module for DTCs P0461 and P062A and other not start, long crank, fuel gauge accuracy and drivability issues, the technician should disconnect the electrical connector at the pump and perform a visual inspection of the connector for and bent, spread, or pushed out terminals. Repair any issues found. Reconnect the plug and perform a push pull push to ensure the connector is fully installed. Then perform 3 keys cycles and listen to hear if the fuel pump is operational. If the fuel pump is heard that indicates that everything is operating correctly. If the pump is heard replacement is not necessary, any replacement will function in the same way.
Associated Products (70)2027 Chrysler Pacifica2027 Dodge Durango2027 Jeep Gladiator2027 Jeep Grand Cherokee2027 Jeep Grand Cherokee L2027 Jeep Grand Wagoneer2027 Jeep Wagoneer S2027 Jeep Wrangler2027 Ram 15002027 Ram 35002027 Ram 45002027 Ram 55002026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Cherokee2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer+ 50 moreAssociated Documents - July 6, 2026•Document ID: 11034926Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- S2508000025 REV. B
- Date Added:
- July 8, 2026
- Manufacturer:
- CHRYSLER
SummaryInstrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
Associated Products (63)2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Compass2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Dodge Durango+ 43 moreAssociated Documents - July 3, 2026•Document ID: 11034906Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 21-053-26
- Date Added:
- July 8, 2026
- Manufacturer:
- JEEP
SummaryService Transmission Message Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P2797-00 - Auxiliary Transmission Fluid Pump Performance. Customers may also comment on the following: ● Engine Stop-Start (ESS) does not operate. ● "Service Transmission" message displayed in the Instrument Panel Cluster (IPC). This bulletin involves inspecting and possibly replacing the transmission oil pump motor.
Associated Products (5)Associated Documents