Jeep Wrangler Service Bulletins (2021)

1,032 manufacturer communications on file.

• March 12, 2022•Document ID: 10220800

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  0805522

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Integrated Dual Charging Module (IDCM) Enhancements This bulletin involves reprogramming the IDCM with the latest software available or replacing the IDCM if required. Module, Integrated Dual Charging (IDCM)

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10220800-0001.pdf↗
• March 12, 2022•Document ID: 10220799

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING; ELECTRICAL SYSTEM; POWER TRAIN; BACK OVER PREVENTION

  Mfr Comm. #:

  0805622

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates This bulletin involves reprogramming the HCP and AHCP or also known as Power Inverter Module (PIM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs). P061B-00 - Internal Control Module Torque Calculation Performance.P061B-00 DTC may set after driving on snow/ice in 2WD and Traction Control System (TCS) turned off. P06A3-00 - Sensor Reference Voltage "D" Circuit/Open. P0697-00 - Sensor Reference Voltage 3 Circuit. Other software enhancement included with this update:On Board Fuel Consumption Monitoring Updates (China Only). Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this HCP and AHCP update:Powertrain Control Module (PCM) Transmission Control Module (TCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10220799-0001.pdf↗
• March 12, 2022•Document ID: 10212405

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  0805422

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a false Malfunction Indicator Lamp (MIL) illumination related to PHEV battery: P1C00-00 - Hybrid/EV Battery Voltage Sense 1 Out Of Range Low. P1C01-00 - Hybrid/EV Battery Voltage Sense 1 Out Of Range High. P1A9B-00 - Hybrid/EV Battery Temperature Sensor 1 Out Of Range High. P0BBD-00 - Hybrid Battery Pack Voltage Variation Exceeded Limit. P167B-00 - Controlled System Shutdown. U1885-00 - Battery Energy Control Module Lost Communication With HCP. P0EDD-00 - Hybrid/EV Battery Pack B Deterioration. U0111 - Lost Communication With Hybrid Battery Pack Sensor Module. P0CA7-00 - Hybrid/EV Battery Discharging Current High. P1A0C-00 - Battery Energy Control Module System Voltage Low. This software enhancement will improve PHEV battery performance and diagnostics. Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this BPCM update:Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Invertor Module (PIM). Transmission Control Module (TCM). Powertrain Control Module (PCM). Integrated Dual Charging Module (IDCM).

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212405-0001.pdf↗
• March 12, 2022•Document ID: 10212404

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT; POWER TRAIN

  Mfr Comm. #:

  1805122

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTC). U0402-00 - Implausible Data Received From TCM. U145D - Implausible Data Received From TCM On D-PT. Other software enhancement included with this update:On Board Fuel Consumption Monitoring Updates (China Only). Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this PCM update:Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Invertor Module (PIM). Transmission Control Module (TCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212404-0001.pdf↗
• March 12, 2022•Document ID: 10212403

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  0805522

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Integrated Dual Charging Module (IDCM) Enhancements This bulletin involves reprogramming the IDCM with the latest software available or replacing the IDCM if required. Module, Integrated Dual Charging (IDCM)

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212403-0001.pdf↗
• March 12, 2022•Document ID: 10212402

  Service Bulletin/Repair Instructions
  TRACTION CONTROL SYSTEM; EQUIPMENT; POWER TRAIN; ELECTRICAL SYSTEM

  Mfr Comm. #:

  0805622

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates This bulletin involves reprogramming the HCP and AHCP or also known as Power Inverter Module (PIM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs). P061B-00 - Internal Control Module Torque Calculation Performance.P061B-00 DTC may set after driving on snow/ice in 2WD and Traction Control System (TCS) turned off. P06A3-00 - Sensor Reference Voltage "D" Circuit/Open. P0697-00 - Sensor Reference Voltage 3 Circuit. Other software enhancement included with this update:On Board Fuel Consumption Monitoring Updates (China Only). Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this HCP and AHCP update:Powertrain Control Module (PCM) Transmission Control Module (TCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212402-0001.pdf↗
• March 9, 2022•Document ID: 10229041

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:12V/24V/48V BATTERY

  Mfr Comm. #:

  S1708000118

  Date Added:

  January 9, 2023

  Manufacturer:

  ALFA ROMEO

  Summary

  Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off

  Associated Products (33)

  2022 Alfa Romeo Stelvio2022 Chrysler Pacifica2022 Chrysler Voyager2022 Dodge Durango2022 Dodge Journey2022 Jeep Cherokee2022 Jeep Gladiator2022 Jeep Grand Wagoneer2022 Jeep Renegade2022 Jeep Wrangler2022 Ram 15002022 Ram 25002022 Ram 35002022 Ram 45002022 Ram 55002021 Alfa Romeo Stelvio2021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger+ 13 more
  Associated Documents

  • DownloadMC-10229041-0001.pdf↗
• March 9, 2022•Document ID: 10229038

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  S2208000068

  Date Added:

  January 9, 2023

  Manufacturer:

  JEEP

  Summary

  ?Device Not Supported? Message on the radio screen

  Associated Products (14)

  2021 Chrysler 3002021 Dodge Challenger2021 Dodge Charger2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 5500
  Associated Documents

  • DownloadMC-10229038-0001.pdf↗
• March 9, 2022•Document ID: 10228973

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  9004491

  Date Added:

  January 9, 2023

  Manufacturer:

  JEEP

  Summary

  SHOCK ABSORBER KIT, Suspension, Front/Rear For concern of shock oil leak, please contact FCA Redacted Content prior to replacing this part. If no response in 15 minutes, proceed with the repair.

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10228973-0001.pdf↗
• March 9, 2022•Document ID: 10223079

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  S1708000118

  Date Added:

  October 17, 2022

  Manufacturer:

  DODGE

  Summary

  Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off

  Associated Products (33)

  2022 Alfa Romeo Stelvio2022 Chrysler Pacifica2022 Dodge Durango2022 Dodge Journey2022 Jeep Cherokee2022 Jeep Compass2022 Jeep Gladiator2022 Jeep Grand Wagoneer2022 Jeep Renegade2022 Jeep Wrangler2022 Ram 15002022 Ram 25002022 Ram 35002022 Ram 45002022 Ram 55002021 Alfa Romeo Stelvio2021 Chrysler 3002021 Chrysler Pacifica2021 Dodge Challenger2021 Dodge Charger+ 13 more
  Associated Documents

  • DownloadMC-10223079-0001.pdf↗
• March 9, 2022•Document ID: 10223076

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:INFOTAINMENT:VIDEO (TOUCH)SCREEN/MONITOR/UNIT

  Mfr Comm. #:

  S2208000068

  Date Added:

  October 17, 2022

  Manufacturer:

  DODGE

  Summary

  ?Device Not Supported? Message on the radio screen

  Associated Products (13)

  2021 Chrysler 3002021 Dodge Charger2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 5500
  Associated Documents

  • DownloadMC-10223076-0001.pdf↗
• March 9, 2022•Document ID: 10223012

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  9004491

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  SHOCK ABSORBER KIT, Suspension, Front/Rear For concern of shock oil leak, please contact FCA Redacted Content prior to replacing this part. If no response in 15 minutes, proceed with the repair.

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10223012-0001.pdf↗
• March 9, 2022•Document ID: 10220697

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER; UNKNOWN OR OTHER

  Mfr Comm. #:

  S1708000118

  Date Added:

  September 26, 2022

  Manufacturer:

  ALFA ROMEO

  Summary

  Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off

  Associated Products (33)

  2022 Alfa Romeo Stelvio2022 Chrysler Pacifica2022 Dodge Durango2022 Dodge Journey2022 Jeep Cherokee2022 Jeep Compass2022 Jeep Gladiator2022 Jeep Grand Wagoneer2022 Jeep Renegade2022 Jeep Wrangler2022 Ram 15002022 Ram 25002022 Ram 35002022 Ram 45002022 Ram 55002021 Alfa Romeo Stelvio2021 Chrysler 3002021 Chrysler Pacifica2021 Dodge Challenger2021 Dodge Charger+ 13 more
  Associated Documents

  • DownloadMC-10220697-0001.pdf↗
• March 9, 2022•Document ID: 10220694

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER

  Mfr Comm. #:

  S2208000068

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  ?Device Not Supported? Message on the radio screen

  Associated Products (13)

  2021 Chrysler 3002021 Dodge Charger2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 5500
  Associated Documents

  • DownloadMC-10220694-0001.pdf↗
• March 9, 2022•Document ID: 10220629

  Service Bulletin/Repair Instructions
  SUSPENSION: ADJUSTMENT:AUTOMATIC ELECTRICAL/HYDRAULIC

  Mfr Comm. #:

  9004491

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  SHOCK ABSORBER KIT, Suspension, Front/Rear For concern of shock oil leak, please contact FCA Redacted Content prior to replacing this part. If no response in 15 minutes, proceed with the repair.

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10220629-0001.pdf↗
• March 9, 2022•Document ID: 10212300

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S1708000118 RevB

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off

  Associated Products (30)

  2022 Alfa Romeo Stelvio2022 Chrysler Pacifica2022 Dodge Durango2022 Jeep Cherokee2022 Jeep Compass2022 Jeep Gladiator2022 Jeep Grand Wagoneer2022 Jeep Renegade2022 Jeep Wrangler2022 Ram 15002022 Ram 25002022 Ram 35002022 Ram 45002021 Alfa Romeo Stelvio2021 Chrysler 3002021 Chrysler Pacifica2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee+ 10 more
  Associated Documents

  • DownloadMC-10212300-0001.pdf↗
• March 9, 2022•Document ID: 10212297

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  S2208000068

  Date Added:

  May 31, 2022

  Manufacturer:

  RAM

  Summary

  ?Device Not Supported? Message on the radio screen

  Associated Products (14)

  2021 Chrysler 3002021 Dodge Challenger2021 Dodge Charger2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 5500
  Associated Documents

  • DownloadMC-10212297-0001.pdf↗
• March 9, 2022•Document ID: 10212232

  Service Bulletin/Repair Instructions
  SUSPENSION; EQUIPMENT

  Mfr Comm. #:

  9004491

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  SHOCK ABSORBER KIT, Suspension, Front/Rear For concern of shock oil leak, please contact FCA Redacted Content prior to replacing this part. If no response in 15 minutes, proceed with the repair.

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212232-0001.pdf↗
• March 8, 2022•Document ID: 10229103

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; FUEL SYSTEM, DIESEL

  Mfr Comm. #:

  Y81

  Date Added:

  January 9, 2023

  Manufacturer:

  JEEP

  Summary

  Emissions Recall Y81 Diesel Exhaust Fluid Inducement

  Associated Products (3)

  2021 Jeep Gladiator2021 Jeep Wrangler2021 Ram 1500
  Associated Documents

  • DownloadMC-10229103-0001.pdf↗
• March 8, 2022•Document ID: 10229036

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2208000067

  Date Added:

  January 9, 2023

  Manufacturer:

  JEEP

  Summary

  No Start, Service Hybrid Electric Cluster Message, Turtle Warning Lamp On

  Associated Products (2)

  2022 Jeep Wrangler2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10229036-0001.pdf↗