Jeep Wrangler Service Bulletins (2020)

1,021 manufacturer communications on file.

• July 12, 2023•Document ID: 10242770

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  92187

  Date Added:

  September 25, 2023

  Manufacturer:

  JEEP

  Summary

  FCA Caribbean Warranty Bulletin ID-23-03 - 2018 - 2023 (Current) Jeep Wrangler (JL) and 2020 - 2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. B)

  Associated Products (6)

  2023 Jeep Wrangler2022 Jeep Wrangler2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10242770-0001.pdf↗
• July 12, 2023•Document ID: 10242769

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  92177

  Date Added:

  September 25, 2023

  Manufacturer:

  JEEP

  Summary

  Warranty Bulletin D-23-04 - 2018-2023 (Current) Jeep Wrangler (JL) and 2020-2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. B)

  Associated Products (10)

  2023 Jeep Gladiator2023 Jeep Wrangler2022 Jeep Gladiator2022 Jeep Wrangler2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10242769-0001.pdf↗
• June 29, 2023•Document ID: 10241035

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

  Mfr Comm. #:

  S238A000028

  Date Added:

  August 21, 2023

  Manufacturer:

  DODGE

  Summary

  Radio Black Screen, Freezing, Reset, Cutting Out Or Inoperative Intermittently

  Associated Products (28)

  2023 Chrysler 3002023 Dodge Challenger2023 Dodge Charger2023 Jeep Cherokee2023 Jeep Gladiator2023 Jeep Wrangler2023 Ram 15002022 Chrysler 3002022 Dodge Challenger2022 Dodge Charger2022 Jeep Cherokee2022 Jeep Gladiator2022 Jeep Wrangler2022 Ram 15002021 Chrysler 3002021 Dodge Challenger2021 Dodge Charger2021 Jeep Cherokee2021 Jeep Gladiator2021 Jeep Wrangler+ 8 more
  Associated Documents

  • DownloadMC-10241035-0001.pdf↗
• June 28, 2023•Document ID: 10241044

  Service Bulletin/Repair Instructions
  STEERING; UNKNOWN OR OTHER

  Mfr Comm. #:

  91883

  Date Added:

  August 21, 2023

  Manufacturer:

  JEEP

  Summary

  FCA Caribbean Warranty Bulletin ID-23-10 (XF1) Steering Damper - Select 2018 - 2020 Jeep Wrangler (JL) and 2020 Jeep Gladiator (JT)

  Associated Products (3)

  2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10241044-0001.pdf↗
• June 28, 2023•Document ID: 10241043

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; STEERING

  Mfr Comm. #:

  91872

  Date Added:

  August 21, 2023

  Manufacturer:

  JEEP

  Summary

  Warranty Bulletin D-23-09 (XF1) Steering Damper - Select 2018 - 2020 Jeep Wrangler (JL) and 2020 Jeep Gladiator (JT)

  Associated Products (4)

  2020 Jeep Gladiator2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10241043-0001.pdf↗
• June 18, 2023•Document ID: 10241022

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

  Mfr Comm. #:

  S2325000006

  Date Added:

  August 21, 2023

  Manufacturer:

  JEEP

  Summary

  Customer complaint may include a MIL-on or check engine lamp on condition.

  Associated Products (10)

  2023 Jeep Gladiator2023 Jeep Wrangler2022 Jeep Gladiator2022 Jeep Wrangler2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10241022-0001.pdf↗
• June 16, 2023•Document ID: 10241056

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM

  Mfr Comm. #:

  ReferenceZD7

  Date Added:

  August 21, 2023

  Manufacturer:

  CHRYSLER

  Summary

  Customer Satisfaction Notification ZD7 - Radio Software Update

  Associated Products (58)

  2021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 55002020 Chrysler 3002020 Chrysler Pacifica2020 Chrysler Voyager2020 Dodge Challenger+ 38 more
  Associated Documents

  • DownloadMC-10241056-0001.pdf↗
• June 15, 2023•Document ID: 10241090

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

  Mfr Comm. #:

  1807023

  Date Added:

  August 21, 2023

  Manufacturer:

  JEEP

  Summary

  Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? **P02EE - CYLINDER 1 INJECTOR CIRCUIT PERFORMANCE. ? P02EF - CYLINDER 2 INJECTOR CIRCUIT PERFORMANCE. ? P02F0 - CYLINDER 3 INJECTOR CIRCUIT PERFORMANCE. ? P02F1 - CYLINDER 4 INJECTOR CIRCUIT PERFORMANCE. ** ? P0335 - Crankshaft Position Sensor Circuit. ? P0339 - Crankshaft Position Sensor Intermittent. ? P2C90 - Crankcase Ventilation System - Hose 9A9 Disconnected . ? P2172 - High Airflow/Vacuum Leak Detected (Instantaneous Accumulation). ? P0441 - EVAP Purge System Performance. ? P0607 - ECU Internal Performance. ? P0506 - Idle Speed Performance Lower Than Expected. The customer may also comment on the following: ? ?Performance Limited Service Fuel System? message in the Instrument Panel Cluster (IPC). This bulletin involves reprogramming the PCM with the latest available software.

  Associated Products (1)

  2020 Jeep Wrangler
  Associated Documents

  • DownloadMC-10241090-0001.pdf↗
• June 9, 2023•Document ID: 10241074

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE

  Mfr Comm. #:

  0814023

  Date Added:

  August 21, 2023

  Manufacturer:

  JEEP

  Summary

  Radio Over The Air JR34.41F Updating to JR34.42F Software Version ? Mobile WiFi inoperative upon start up. ? WiFi hotspot gives ?No Internet? connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from JR34.41F to JR34.42F. NOTE: The National campaign for this FOTA update launched July 5, 2023.

  Associated Products (16)

  2020 Chrysler 3002020 Chrysler Pacifica2020 Dodge Challenger2020 Dodge Charger2020 Dodge Durango2020 Jeep Cherokee2020 Jeep Compass2020 Jeep Gladiator2020 Jeep Grand Cherokee2020 Jeep Renegade2020 Jeep Wrangler2020 Ram 15002020 Ram 25002020 Ram 35002020 Ram 45002020 Ram 5500
  Associated Documents

  • DownloadMC-10241074-0001.pdf↗
• May 26, 2023•Document ID: 10240039

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY:HATCHBACK/LIFTGATE

  Mfr Comm. #:

  S2323000043

  Date Added:

  July 31, 2023

  Manufacturer:

  JEEP

  Summary

  Gate bumber falls.

  Associated Products (6)

  2023 Jeep Wrangler2022 Jeep Wrangler2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10240039-0001.pdf↗
• May 24, 2023•Document ID: 10240002

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  BulletinA

  Date Added:

  July 31, 2023

  Manufacturer:

  CHRYSLER

  Summary

  Customer Satisfaction Notification ZD7 - Radio Software Update

  Associated Products (62)

  2022 Jeep Commander2021 Chrysler 3002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Challenger2021 Dodge Charger2021 Dodge Durango2021 Jeep Cherokee2021 Jeep Compass2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Wrangler2021 Ram 15002021 Ram 25002021 Ram 35002021 Ram 45002021 Ram 55002020 Chrysler 3002020 Chrysler Pacifica2020 Chrysler Voyager+ 42 more
  Associated Documents

  • DownloadMC-10240002-0001.pdf↗
• May 21, 2023•Document ID: 10240035

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S2309000002

  Date Added:

  July 31, 2023

  Manufacturer:

  JEEP

  Summary

  MIL lamp-on. Engine noise, rattle. Misfire or rough running.

  Associated Products (31)

  2023 Chrysler Pacifica2023 Chrysler Voyager2023 Jeep Gladiator2023 Jeep Grand Cherokee2023 Jeep Grand Wagoneer2023 Jeep Wrangler2023 Ram 15002022 Chrysler Pacifica2022 Chrysler Voyager2022 Jeep Gladiator2022 Jeep Grand Cherokee2022 Jeep Grand Wagoneer2022 Jeep Wrangler2022 Ram 15002021 Chrysler Pacifica2021 Chrysler Voyager2021 Jeep Grand Cherokee2021 Jeep Wrangler2021 Ram 15002020 Chrysler Pacifica+ 11 more
  Associated Documents

  • DownloadMC-10240035-0001.pdf↗
• May 18, 2023•Document ID: 10240004

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE

  Mfr Comm. #:

  S238A000024

  Date Added:

  July 31, 2023

  Manufacturer:

  CHRYSLER

  Summary

  SOS, Assistance Calls Not Successful After Radio Replacement or Radio Software Update

  Associated Products (79)

  2023 Chrysler 3002023 Chrysler Voyager2023 Dodge Challenger2023 Dodge Charger2023 Jeep Cherokee2023 Jeep Gladiator2023 Jeep Renegade2023 Jeep Wrangler2023 Ram 15002022 Chrysler 3002022 Chrysler Voyager2022 Dodge Challenger2022 Dodge Charger2022 Jeep Cherokee2022 Jeep Gladiator2022 Jeep Grand Cherokee2022 Jeep Renegade2022 Jeep Wrangler2022 Ram 15002021 Chrysler 300+ 59 more
  Associated Documents

  • DownloadMC-10240004-0001.pdf↗
• May 18, 2023•Document ID: 10239957

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  0700723

  Date Added:

  July 31, 2023

  Manufacturer:

  JEEP

  Summary

  Water Quality When Mixed With Engine Coolant

  Associated Products (297)

  2024 Alfa Romeo Stelvio2024 Alfa Romeo Tonale2024 Dodge Hornet2024 Jeep Cherokee2024 Jeep Grand Cherokee2024 Jeep Grand Wagoneer2024 Jeep Wagoneer2024 Jeep Wrangler2024 Ram 15002024 Ram 25002024 Ram 35002024 Ram 45002024 Ram 55002023 Alfa Romeo Stelvio2023 Alfa Romeo Tonale2023 Chrysler 3002023 Chrysler Pacifica2023 Chrysler Voyager2023 Dodge Challenger2023 Dodge Charger+ 277 more
  Associated Documents

  • DownloadMC-10239957-0001.pdf↗
• May 2, 2023•Document ID: 10239855

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR

  Mfr Comm. #:

  9100143

  Date Added:

  July 31, 2023

  Manufacturer:

  RAM

  Summary

  PSU right intake camshaft Case 1) If you are to flash the PSU (Pentastar Upgrade Engine) PCM due to P0300 code presence, only AB or previous LEVEL PSU right intake camshaft PN 05047913AA or AB (old version) should be replaced. If the engine is equipped with the AC/AD LEVEL PSU right intake camshaft PN 05047913AC or AD (new version), camshaft should NOT be replaced. Case 2) If the intake camshaft or intake rocker arm has excessive wear on the high lift profile (Rocker arm: slider, Camshaft: central lobe), replace the intake camshaft (1) in that cylinder head and all intake rocker arms (6).

  Associated Products (26)

  2023 Chrysler Pacifica2023 Chrysler Voyager2023 Jeep Wrangler2023 Ram 15002022 Chrysler Pacifica2022 Chrysler Voyager2022 Dodge Durango2022 Jeep Wrangler2022 Ram 15002021 Chrysler Pacifica2021 Chrysler Voyager2021 Dodge Durango2021 Jeep Wrangler2021 Ram 15002020 Chrysler Pacifica2020 Chrysler Voyager2020 Dodge Durango2020 Jeep Wrangler2020 Ram 15002019 Chrysler Pacifica+ 6 more
  Associated Documents

  • DownloadMC-10239855-0001.pdf↗
• May 2, 2023•Document ID: 10239854

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION

  Mfr Comm. #:

  9100133

  Date Added:

  July 31, 2023

  Manufacturer:

  RAM

  Summary

  ROCKER ARM ASSY - ROLLER ROCKER Case 1.- Before replacing the intake or exhaust rocker arms due to an abnormal ticking noise, please check that the INTAKE Hydraulic Lash Adjusters are not "collapsed". If a collapsed INTAKE HLA is found, replace all INTAKE HLAs on the suspect cylinder head (no need to replace rocker arms). The noise can occur at low or high RPMs, and at low or high temperatures. There are no Diagnostic Trouble Codes (DTC)s present. Case 2.- If the INTAKE camshaft or INTAKE rocker arm has excessive wear on the high lift profile (Rocker arm: slider, Camshaft: central lobe), replace the intake camshaft (1) in that cylinder head and all intake rocker arms (6).

  Associated Products (21)

  2023 Chrysler Pacifica2023 Chrysler Voyager2023 Jeep Wrangler2023 Ram 15002022 Chrysler Pacifica2022 Chrysler Voyager2022 Jeep Wrangler2022 Ram 15002021 Chrysler Pacifica2021 Chrysler Voyager2021 Jeep Wrangler2021 Ram 15002020 Chrysler Pacifica2020 Chrysler Voyager2020 Jeep Wrangler2020 Ram 15002019 Chrysler Pacifica2019 Jeep Wrangler2019 Ram 15002018 Chrysler Pacifica+ 1 more
  Associated Documents

  • DownloadMC-10239854-0001.pdf↗
• April 25, 2023•Document ID: 10236969

  Service Bulletin/Repair Instructions
  VISIBILITY:REARVIEW MIRRORS/DEVICES

  Mfr Comm. #:

  9100142

  Date Added:

  May 30, 2023

  Manufacturer:

  JEEP

  Summary

  Mirror

  Associated Products (111)

  2023 Alfa Romeo Stelvio2023 Chrysler 3002023 Chrysler Pacifica2023 Chrysler Voyager2023 Dodge Challenger2023 Dodge Charger2023 Jeep Cherokee2023 Jeep Commander2023 Jeep Compass2023 Jeep Gladiator2023 Jeep Grand Cherokee2023 Jeep Grand Wagoneer2023 Jeep Renegade2023 Jeep Wagoneer2023 Jeep Wrangler2023 Ram 15002023 Ram 25002023 Ram 35002023 Ram 45002023 Ram 5500+ 91 more
  Associated Documents

  • DownloadMC-10236969-0001.pdf↗
• April 15, 2023•Document ID: 10236933

  Service Bulletin/Repair Instructions
  EQUIPMENT; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  1804823

  Date Added:

  May 30, 2023

  Manufacturer:

  JEEP

  Summary

  wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK

  Associated Products (296)

  2023 Alfa Romeo Stelvio2023 Alfa Romeo Tonale2023 Chrysler 3002023 Chrysler Pacifica2023 Chrysler Voyager2023 Dodge Challenger2023 Dodge Charger2023 Dodge Hornet2023 Jeep Cherokee2023 Jeep Commander2023 Jeep Compass2023 Jeep Gladiator2023 Jeep Grand Cherokee2023 Jeep Grand Wagoneer2023 Jeep Renegade2023 Jeep Wagoneer2023 Jeep Wrangler2023 Ram 15002023 Ram 25002023 Ram 3500+ 276 more
  Associated Documents

  • DownloadMC-10236933-0001.pdf↗
• April 15, 2023•Document ID: 10236930

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

  Mfr Comm. #:

  0810023

  Date Added:

  May 30, 2023

  Manufacturer:

  JEEP

  Summary

  Battery Charge Indicator (BCI) Replacement Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTC has been set: ? B1271-00 - Charge Level Indicator Internal. Customer may also experience the following: ? BCI does not indicate charge status while the vehicle is charging. This bulletin involves replacing the BCIM.

  Associated Products (5)

  2023 Jeep Wrangler2022 Jeep Wrangler2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler
  Associated Documents

  • DownloadMC-10236930-0001.pdf↗
• April 6, 2023•Document ID: 10236800

  Service Bulletin/Repair Instructions
  WHEELS; POWER TRAIN

  Mfr Comm. #:

  9100010

  Date Added:

  May 30, 2023

  Manufacturer:

  JEEP

  Summary

  Axle Assembly Do not replace the Axle for Axle Locker Sensor failure. The parts kit (SENSOR KIT, Axle: 68544629A$) must be used to repair the Axle Locker Sensor on JL/JT equipped with the M210 and M220 Tru-Lok axles (DSE).

  Associated Products (6)

  2023 Jeep Wrangler2022 Jeep Wrangler2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10236800-0001.pdf↗