Jeep Wrangler Service Bulletins (2023)

492 manufacturer communications on file.

• June 15, 2026•Document ID: 11034336

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  112856

  Date Added:

  July 2, 2026

  Manufacturer:

  JEEP

  Summary

  HEATER - ELECTRIC COOLANT

  Associated Products (36)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Wrangler2025 Chrysler Pacifica2025 Chrysler Voyager2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Wrangler2024 Chrysler Pacifica2024 Chrysler Voyager2024 Jeep Gladiator2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2024 Jeep Wrangler2023 Chrysler Pacifica2023 Chrysler Voyager+ 16 more
  Associated Documents

  • DownloadMC-11034336-0001.pdf↗
• June 15, 2026•Document ID: 11034327

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  112857

  Date Added:

  July 2, 2026

  Manufacturer:

  JEEP

  Summary

  HEATER - ELECTRIC COOLANT

  Associated Products (36)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Wrangler2025 Chrysler Pacifica2025 Chrysler Voyager2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Wrangler2024 Chrysler Pacifica2024 Chrysler Voyager2024 Jeep Gladiator2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2024 Jeep Wrangler2023 Chrysler Pacifica2023 Chrysler Voyager+ 16 more
  Associated Documents

  • DownloadMC-11034327-0001.pdf↗
• June 8, 2026•Document ID: 11033957

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  9100835

  Date Added:

  June 18, 2026

  Manufacturer:

  JEEP

  Summary

  Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.

  Associated Products (60)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Compass2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Wrangler2026 Ram 25002026 Ram 35002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Durango2025 Jeep Compass2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Wrangler2025 Ram 25002025 Ram 3500+ 40 more
  Associated Documents

  • DownloadMC-11033957-0001.pdf↗
• June 5, 2026•Document ID: 11033896

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STRUCTURE:BODY

  Mfr Comm. #:

  S2623000040

  Date Added:

  June 16, 2026

  Manufacturer:

  DODGE

  Summary

  Passive Entry Exterior Door Handle Inoperative When Touched To Lock And Or Unlock.

  Associated Products (60)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Compass2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Wrangler2026 Ram 25002026 Ram 35002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Durango2025 Jeep Compass2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Wrangler2025 Ram 25002025 Ram 3500+ 40 more
  Associated Documents

  • DownloadMC-11033896-0001.pdf↗
• June 2, 2026•Document ID: 11033882

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STRUCTURE:BODY

  Mfr Comm. #:

  111760

  Date Added:

  June 16, 2026

  Manufacturer:

  JEEP

  Summary

  MOTOR AND LINKAGE - WINDSHIELD WIPER

  Associated Products (12)

  2026 Jeep Gladiator2026 Jeep Wrangler2025 Jeep Gladiator2025 Jeep Wrangler2024 Jeep Gladiator2024 Jeep Wrangler2023 Jeep Gladiator2023 Jeep Wrangler2022 Jeep Gladiator2022 Jeep Wrangler2021 Jeep Gladiator2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-11033882-0001.pdf↗
• May 15, 2026•Document ID: 11032847

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-041-26

  Date Added:

  May 20, 2026

  Manufacturer:

  JEEP

  Summary

  Transmission Auxiliary Oil Pump Failure Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0B0D-00 - Electric/Auxiliary Transmission Fluid Pump Motor Control Module. Customers may also comment on the following: ● Vehicle is in limp mode This bulletin involves replacing the transmission oil pump.

  Associated Products (13)

  2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Wrangler2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2024 Jeep Wrangler2023 Jeep Grand Cherokee2023 Jeep Grand Cherokee L2023 Jeep Wrangler2022 Jeep Grand Cherokee2022 Jeep Grand Cherokee L2022 Jeep Wrangler2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-11032847-0001.pdf↗
• May 13, 2026•Document ID: 11032865

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  111834

  Date Added:

  May 20, 2026

  Manufacturer:

  RAM

  Summary

  SENSOR – KNOCK

  Associated Products (52)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wrangler2026 Ram 15002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Dodge Durango2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler+ 32 more
  Associated Documents

  • DownloadMC-11032865-0001.pdf↗
• May 13, 2026•Document ID: 11032864

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  111833

  Date Added:

  May 20, 2026

  Manufacturer:

  JEEP

  Summary

  SENSOR – KNOCK

  Associated Products (52)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wrangler2026 Ram 15002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Dodge Durango2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler+ 32 more
  Associated Documents

  • DownloadMC-11032864-0001.pdf↗
• May 13, 2026•Document ID: 11032842

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-208-26 REV. A

  Date Added:

  May 20, 2026

  Manufacturer:

  DODGE

  Summary

  Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle.

  Associated Products (82)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Cherokee2026 Jeep Compass2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer S2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Dodge Durango2025 Jeep Compass+ 62 more
  Associated Documents

  • DownloadMC-11032842-0001.pdf↗
• May 7, 2026•Document ID: 11032824

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-208-26

  Date Added:

  May 20, 2026

  Manufacturer:

  JEEP

  Summary

  Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle

  Associated Products (81)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Cherokee2026 Jeep Compass2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer S2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Dodge Durango2025 Jeep Compass+ 61 more
  Associated Documents

  • DownloadMC-11032824-0001.pdf↗
• May 7, 2026•Document ID: 11032647

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-208-26

  Date Added:

  May 13, 2026

  Manufacturer:

  JEEP

  Summary

  Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle

  Associated Products (81)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Cherokee2026 Jeep Compass2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer S2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Dodge Durango2025 Jeep Compass+ 61 more
  Associated Documents

  • DownloadMC-11032647-0001.pdf↗
• April 17, 2026•Document ID: 11031453

  Service Bulletin/Repair Instructions
  ENGINE; POWER TRAIN

  Mfr Comm. #:

  18-048-26

  Date Added:

  April 22, 2026

  Manufacturer:

  JEEP

  Summary

  Flash: 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): ● P0300 - Multiple Cylinder Misfire (Active or Stored status set during cold start catalyst heating). ● P0301 - Cylinder 1 Misfire (Active or Stored status set during cold start catalyst heating). ● P0302 - Cylinder 2 Misfire (Active or Stored status set during cold start catalyst heating). ● P0303 - Cylinder 3 Misfire (Active or Stored status set during cold start catalyst heating). ● P0304 - Cylinder 4 Misfire (Active or Stored status set during cold start catalyst heating). ● P0305-00 - Cylinder 5 Misfire (Active or Stored status set during cold start catalyst heating). ● P0306-00 - Cylinder 6 Misfire (Active or Stored status set during cold start catalyst heating). Customers may also comment on one or more of the following: ● The vehicle has a rough idle. ● The engine has a miss. ● Noisy valvetrain. This bulletin involves reprogramming the PCM with the latest available software.

  Associated Products (1)

  2023 Jeep Wrangler
  Associated Documents

  • DownloadMC-11031453-0001.pdf↗
• April 16, 2026•Document ID: 11031451

  Service Bulletin/Repair Instructions
  POWER TRAIN; ENGINE

  Mfr Comm. #:

  18-046-26

  Date Added:

  April 22, 2026

  Manufacturer:

  JEEP

  Summary

  Flash: 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): ● **P0300 - Multiple Cylinder Misfire (Active or Stored status set during cold start catalyst heating). ● P0301 - Cylinder 1 Misfire (Active or Stored status set during cold start catalyst heating). ● P0302 - Cylinder 2 Misfire (Active or Stored status set during cold start catalyst heating). ● P0303 - Cylinder 3 Misfire (Active or Stored status set during cold start catalyst heating). ● P0304 - Cylinder 4 Misfire (Active or Stored status set during cold start catalyst heating). ● P0305-00 - Cylinder 5 Misfire (Active or Stored status set during cold start catalyst heating). ● P0306-00 - Cylinder 6 Misfire (Active or Stored status set during cold start catalyst heating).** ● P08A6 - Gear Lever Position Sensor System - Multiple Sensor Correlation. ● P152F - Engine Hood Switch 2 / Engine Hood Switch 1 Correlation. ● P1129 - Closed Loop Fueling Not Achieved - Bank 2 Upstream. ● P0152-02 - O2 Sensor 2/1 Circuit High. ● P0158-02 - O2 Sensor 2/2 Circuit High. ● P2504 - Charging System Output High. ● P0563 - Battery/System Voltage High. Customers may also comment on one or more of the following: ● **The vehicle has a rough idle. ● The engine has a miss. ● Noisy valvetrain. ● "Service Transmission" message in the Instrument Panel Cluster (IPC) due to clutch slip detection with the transfer case in neutral. NOTE: Some customers may experience wheel spin or traction loss. In these situations, the Powertrain Control Module (PCM) may interpret the event as excessive clutch slip. To prevent potential clutch damage, a message may be displayed in the Instrument Panel Cluster (IPC).** ● Clutch is overheating. ● Clutch is slipping on engagement. ● Inability to accelerate uphill. M18 FSAR-TSB-7162 -2- ● Vehicle does not start. ● Vehicle is stuck in limp-home mode

  Associated Products (1)

  2023 Jeep Wrangler
  Associated Documents

  • DownloadMC-11031451-0001.pdf↗
• March 27, 2026•Document ID: 11030435

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  S2623000018

  Date Added:

  April 1, 2026

  Manufacturer:

  JEEP

  Summary

  Wind Noise From Hard Top Freedom Panels Near Rear View Mirror While Driving.

  Associated Products (12)

  2026 Jeep Gladiator2026 Jeep Wrangler2025 Jeep Gladiator2025 Jeep Wrangler2024 Jeep Gladiator2024 Jeep Wrangler2023 Jeep Gladiator2023 Jeep Wrangler2022 Jeep Gladiator2022 Jeep Wrangler2021 Jeep Gladiator2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-11030435-0001.pdf↗
• March 24, 2026•Document ID: 11030413

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-133-26

  Date Added:

  April 1, 2026

  Manufacturer:

  JEEP

  Summary

  Rear Defroster Inoperative Customers may experience one or more of the following: SYMPTOM: ● Rear window is not defrosting. ● The rear window glass left or right side defrost solder terminal is detached from the defrost grid. This bulletin involves replacing the Electric Backlite (EBL) wire connector repair and re-securing the electrical connector(s) to the rear window.

  Associated Products (6)

  2026 Jeep Wrangler2025 Jeep Wrangler2024 Jeep Wrangler2023 Jeep Wrangler2022 Jeep Wrangler2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-11030413-0001.pdf↗
• March 21, 2026•Document ID: 11030235

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STEERING

  Mfr Comm. #:

  08-120-26

  Date Added:

  March 25, 2026

  Manufacturer:

  JEEP

  Summary

  Flash: Comfort Seat Wheel Module (CSWM) Update Customers may experience the following: SYMPTOM: ● Heated Steering Wheel does not get hot enough or does not work. This bulletin involves reprogramming the CSWM with the latest available software.

  Associated Products (1)

  2023 Jeep Wrangler
  Associated Documents

  • DownloadMC-11030235-0001.pdf↗
• March 21, 2026•Document ID: 11030210

  Service Bulletin/Repair Instructions
  STEERING; ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-120-26

  Date Added:

  March 25, 2026

  Manufacturer:

  JEEP

  Summary

  Flash: Comfort Seat Wheel Module (CSWM) Update Customers may experience the following: SYMPTOM: ● Heated Steering Wheel does not get hot enough or does not work. This bulletin involves reprogramming the CSWM with the latest available software.

  Associated Products (1)

  2023 Jeep Wrangler
  Associated Documents

  • DownloadMC-11030210-0001.pdf↗
• March 9, 2026•Document ID: 11030138

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  S2621000003 REV.A

  Date Added:

  March 18, 2026

  Manufacturer:

  RAM

  Summary

  The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following diagnostic codes: P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.

  Associated Products (66)

  2026 Alfa Romeo Stelvio2026 Dodge Durango2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002025 Alfa Romeo Stelvio2025 Dodge Durango2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler2025 Ram 15002025 Ram 25002025 Ram 35002024 Alfa Romeo Stelvio+ 46 more
  Associated Documents

  • DownloadMC-11030138-0001.pdf↗
• March 5, 2026•Document ID: 11030042

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2608000010

  Date Added:

  March 13, 2026

  Manufacturer:

  JEEP

  Summary

  Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00, B1A16-00, and B1A17-00 in The Radio Frequency Hub (RFH)

  Associated Products (96)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer S2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Dodge Durango2025 Jeep Gladiator+ 76 more
  Associated Documents

  • DownloadMC-11030042-0001.pdf↗
• March 4, 2026•Document ID: 11030035

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S1408000384 REV.J

  Date Added:

  March 13, 2026

  Manufacturer:

  RAM

  Summary

  Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On

  Associated Products (109)

  2026 Alfa Romeo Stelvio2026 Alfa Romeo Tonale2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Cherokee2026 Jeep Compass2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer S2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Dodge Charger+ 89 more
  Associated Documents

  • DownloadMC-11030035-0001.pdf↗