Jeep Wrangler Service Bulletins (2020)

1,021 manufacturer communications on file.

• July 6, 2021•Document ID: 10230180

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S2109000004

  Date Added:

  January 17, 2023

  Manufacturer:

  CHRYSLER

  Summary

  Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle.

  Associated Products (272)

  2022 Alfa Romeo Stelvio2022 Chrysler 3002022 Chrysler Pacifica2022 Chrysler Voyager2022 Dodge Challenger2022 Dodge Charger2022 Dodge Durango2022 Dodge Journey2022 Jeep Cherokee2022 Jeep Compass2022 Jeep Gladiator2022 Jeep Grand Cherokee2022 Jeep Grand Wagoneer2022 Jeep Renegade2022 Jeep Wagoneer2022 Jeep Wrangler2022 Ram 15002022 Ram 25002022 Ram 35002022 Ram 4500+ 252 more
  Associated Documents

  • DownloadMC-10230180-0001.pdf↗
• July 6, 2021•Document ID: 10221594

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S2109000004

  Date Added:

  September 26, 2022

  Manufacturer:

  CHRYSLER

  Summary

  Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle.

  Associated Products (272)

  2022 Alfa Romeo Stelvio2022 Chrysler 3002022 Chrysler Pacifica2022 Chrysler Voyager2022 Dodge Challenger2022 Dodge Charger2022 Dodge Durango2022 Dodge Journey2022 Jeep Cherokee2022 Jeep Compass2022 Jeep Gladiator2022 Jeep Grand Cherokee2022 Jeep Grand Wagoneer2022 Jeep Renegade2022 Jeep Wagoneer2022 Jeep Wrangler2022 Ram 15002022 Ram 25002022 Ram 35002022 Ram 4500+ 252 more
  Associated Documents

  • DownloadMC-10221594-0001.pdf↗
• July 1, 2021•Document ID: 10230245

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  1900221

  Date Added:

  January 17, 2023

  Manufacturer:

  JEEP

  Summary

  Noise In Steering Column Tailshaft When Turning Steering Wheel This bulletin involves inspecting and replacing the steering column if necessary. The customer may notice the following: A noise coming from the tailshaft of the steering column while turning.

  Associated Products (4)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler
  Associated Documents

  • DownloadMC-10230245-0001.pdf↗
• July 1, 2021•Document ID: 10221659

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  1900221

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Noise In Steering Column Tailshaft When Turning Steering Wheel This bulletin involves inspecting and replacing the steering column if necessary. The customer may notice the following: A noise coming from the tailshaft of the steering column while turning.

  Associated Products (4)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler
  Associated Documents

  • DownloadMC-10221659-0001.pdf↗
• June 30, 2021•Document ID: 10221313

  Service Bulletin/Repair Instructions
  VISIBILITY:WINDSHIELD

  Mfr Comm. #:

  S2023000017RevA

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Whistle Wind Noise From Windshield Area.

  Associated Products (6)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10221313-0001.pdf↗
• June 24, 2021•Document ID: 10221299

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2108000153

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Stop Start Inoperative, Cluster Message To Service Stop Start, AC Inoperative

  Associated Products (2)

  2020 Jeep Gladiator2020 Jeep Wrangler
  Associated Documents

  • DownloadMC-10221299-0001.pdf↗
• June 24, 2021•Document ID: 10212461

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

  Mfr Comm. #:

  S2108000153

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Stop Start Inoperative, Cluster Message To Service Stop Start, AC Inoperative

  Associated Products (1)

  2020 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212461-0001.pdf↗
• June 19, 2021•Document ID: 10221287

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S1918000008RevB

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Customer?s complaint may include a MIL-on with one or more of the following DTCs (Active, Pending, or Stored) in the PCM: P0133, P0137, P0171, P0300, P2096. The root cause could be due to oil leaking from Bank 1 valve cover seal on to the 1/2 (Bank 1 downstream) O2 sensor. This can adversely affect the 1/2 O2 sensor signal reading and lead to listed DTCs. Before performing normal diagnostic routines for the above codes, check for the condition listed above.

  Associated Products (4)

  2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10221287-0001.pdf↗
• June 19, 2021•Document ID: 10212474

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION

  Mfr Comm. #:

  S1918000008

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Customer?s complaint may include a MIL-on with one or more of the following DTCs Active, Pending, or Stored in the PCM: P0133, P0137, P0171, P0300, P2096. The root cause could be due to oil leaking from Bank 1 valve cover seal on to the 1/2 Bank 1 downstream O2 sensor. This can adversely affect the 1/2 O2 sensor signal reading and lead to listed DTCs. Before performing normal diagnostic routines for the above codes, check for the condition listed above.

  Associated Products (4)

  2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212474-0001.pdf↗
• June 18, 2021•Document ID: 10221293

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S2009000004RevA

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Oil Leak Between The Engine Oil Cooler/Filter Housing, And The Engine Block.

  Associated Products (3)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Wrangler
  Associated Documents

  • DownloadMC-10221293-0001.pdf↗
• June 18, 2021•Document ID: 10221291

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  S2123000049

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  RHD Glove box cannot be fully opened

  Associated Products (6)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10221291-0001.pdf↗
• June 18, 2021•Document ID: 10221288

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

  Mfr Comm. #:

  S2125000002

  Date Added:

  September 26, 2022

  Manufacturer:

  RAM

  Summary

  Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM:

  Associated Products (42)

  2021 Alfa Romeo Stelvio2021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 55002021 Ram Promaster City2020 Alfa Romeo Stelvio+ 22 more
  Associated Documents

  • DownloadMC-10221288-0001.pdf↗
• June 18, 2021•Document ID: 10212449

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  S2123000049

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  RHD Glove box cannot be fully opened

  Associated Products (6)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212449-0001.pdf↗
• June 18, 2021•Document ID: 10212447

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

  Mfr Comm. #:

  S2125000002

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM:

  Associated Products (40)

  2021 Alfa Romeo Stelvio2021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 55002021 Ram Promaster City2020 Alfa Romeo Stelvio+ 20 more
  Associated Documents

  • DownloadMC-10212447-0001.pdf↗
• June 17, 2021•Document ID: 10221333

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  1900221

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Noise In Steering Column Tailshaft When Turning Steering Wheel This bulletin involves inspecting and replacing the steering column if necessary. The customer may notice the following:A noise coming from the tailshaft of the steering column while turning.

  Associated Products (5)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2020 Ram 2500
  Associated Documents

  • DownloadMC-10221333-0001.pdf↗
• June 17, 2021•Document ID: 10212507

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING; STEERING

  Mfr Comm. #:

  1900221

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Noise In Steering Column Tailshaft When Turning Steering Wheel This bulletin involves inspecting and replacing the steering column if necessary. The customer may notice the following:A noise coming from the tailshaft of the steering column while turning.

  Associated Products (5)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2020 Ram 2500
  Associated Documents

  • DownloadMC-10212507-0001.pdf↗
• June 16, 2021•Document ID: 10221281

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S2108000146

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Check Engine Lamp Comes On, CAN C Loss Communication DTC?s Setting Stored Or Active Intermittently

  Associated Products (3)

  2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10221281-0001.pdf↗
• June 16, 2021•Document ID: 10212468

  Service Bulletin/Repair Instructions
  COMMUNICATION: AUTO CRASH NOTIFICATION; ENGINE

  Mfr Comm. #:

  S2108000146

  Date Added:

  May 31, 2022

  Manufacturer:

  JEEP

  Summary

  Check Engine Lamp Comes On, CAN C Loss Communication DTC?s Setting Stored Or Active Intermittently

  Associated Products (3)

  2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10212468-0001.pdf↗
• June 16, 2021•Document ID: 10221277

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S1809000007RevC

  Date Added:

  September 26, 2022

  Manufacturer:

  JEEP

  Summary

  Customer Complaint May Include Engine Oil Leak Or Consumption

  Associated Products (134)

  2022 Chrysler Voyager2022 Jeep Grand Cherokee2022 Jeep Grand Wagoneer2022 Ram 15002021 Alfa Romeo Stelvio2021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 3500+ 114 more
  Associated Documents

  • DownloadMC-10221277-0001.pdf↗
• June 16, 2021•Document ID: 10212473

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION

  Mfr Comm. #:

  S1809000007

  Date Added:

  May 31, 2022

  Manufacturer:

  RAM

  Summary

  Customer Complaint May Include Engine Oil Leak Or Consumption

  Associated Products (135)

  2022 Jeep Grand Cherokee2022 Jeep Grand Wagoneer2022 Ram 15002021 Alfa Romeo Stelvio2021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Renegade2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 4500+ 115 more
  Associated Documents

  • DownloadMC-10212473-0001.pdf↗