Jeep Wrangler Service Bulletins (2021)

1,062 manufacturer communications on file.

• January 1, 2022•Document ID: 10222995

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  700122

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Water Pump Inlet Tube Fastener Torque This bulletin involves checking the torque on the water pump inlet tube fasteners to possibly eliminate coolant leak at this location. The customer may describe either a coolant leak or the coolant level is low.

  Associated Products (4)

  2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10222995-0001.pdf↗
• January 1, 2022•Document ID: 10222962

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

  Mfr Comm. #:

  Recall

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Emissions Recall Y75 Instrument Panel Cluster Software

  Associated Products (2)

  2021 Jeep Gladiator2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10222962-0001.pdf↗
• January 1, 2022•Document ID: 10222950

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S2008000033

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  MIL Lamp On, DTC P0325 - Knock Sensor 1 Circuit

  Associated Products (2)

  2021 Jeep Wrangler2020 Jeep Wrangler
  Associated Documents

  • DownloadMC-10222950-0001.pdf↗
• January 1, 2022•Document ID: 10222946

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  S2208000025

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  ABS Lamp On, U0121 Lost Communication With ABS Module, Stop Start Inoperative U0037-00 LIN BUS

  Associated Products (5)

  2022 Jeep Wrangler2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10222946-0001.pdf↗
• January 1, 2022•Document ID: 10222943

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  S2208000022

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  No Crank, No Start, Battery Light On

  Associated Products (4)

  2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10222943-0001.pdf↗
• January 1, 2022•Document ID: 10222930

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING

  Mfr Comm. #:

  S2118000015

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P0403 ? EGR Control Circuit Open, Set.

  Associated Products (8)

  2022 Jeep Gladiator2022 Jeep Wrangler2022 Ram 15002021 Jeep Gladiator2021 Jeep Wrangler2021 Ram 15002020 Jeep Wrangler2020 Ram 1500
  Associated Documents

  • DownloadMC-10222930-0001.pdf↗
• January 1, 2022•Document ID: 10222909

  Service Bulletin/Repair Instructions
  LANE DEPARTURE

  Mfr Comm. #:

  S2208000008

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Service Axle Locker Warning Message

  Associated Products (3)

  2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler
  Associated Documents

  • DownloadMC-10222909-0001.pdf↗
• January 1, 2022•Document ID: 10222896

  Service Bulletin/Repair Instructions
  POWER TRAIN; BACK OVER PREVENTION

  Mfr Comm. #:

  S2223000001

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Rattle Noise From Power Top Driving Over Bumps Or Rough Road

  Associated Products (5)

  2022 Jeep Wrangler2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10222896-0001.pdf↗
• November 24, 2021•Document ID: 10204304

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  9004448

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  MASTER CYLINDER, Brake Prior to replacing the master cylinder please call Paul Kuehl at (248) 535-7013FCA Redacted Content. If no response in 15 minutes, proceed with repair.

  Associated Products (1)

  2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10204304-0001.pdf↗
• November 19, 2021•Document ID: 10204405

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; HYBRID PROPULSION SYSTEM

  Mfr Comm. #:

  08-177-21

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  BEV/Hybrid - Showroom and Display Vehicle Battery Maintenance This information only bulletin discusses procedures that must be followed for BEV/Hybrid vehicles that are on display at dealership showrooms.

  Associated Products (21)

  2022 Chrysler Pacifica2022 Jeep Compass2022 Jeep Renegade2022 Jeep Wrangler2021 Chrysler Pacifica2021 Jeep Compass2021 Jeep Renegade2021 Jeep Wrangler2020 Chrysler Pacifica2020 Jeep Compass2020 Jeep Renegade2019 Chrysler Pacifica2019 Fiat 5002018 Chrysler Pacifica2018 Fiat 5002017 Chrysler Pacifica2017 Fiat 5002016 Fiat 5002015 Fiat 5002014 Fiat 500+ 1 more
  Associated Documents

  • DownloadMC-10204405-0001.pdf↗
• November 19, 2021•Document ID: 10204344

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY:DOOR; BACK OVER PREVENTION; VEHICLE SPEED CONTROL

  Mfr Comm. #:

  S2123000079

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  Wind Noise And Or Water Leak From Door Seal Area

  Associated Products (7)

  2022 Jeep Wrangler2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10204344-0001.pdf↗
• November 17, 2021•Document ID: 10204333

  Service Bulletin/Repair Instructions
  VISIBILITY:SUN/MOON ROOF ASSEMBLY

  Mfr Comm. #:

  S2108000270

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  Sky Slider Power Top Does Not Operate, New Power Top Motors Will Not Power Operate To Calibrate

  Associated Products (5)

  2022 Jeep Wrangler2021 Jeep Wrangler2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10204333-0001.pdf↗
• November 17, 2021•Document ID: 10204302

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  9004447

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  COVER, Engine 2021 JL / JT Engine Cover Removal - Dealer notification for removal of cover. Please note that the Aesthetic Engine Cover (05281562AC) has been removed on ALL JL/JT 3.6L Vehicle Configurations. Please note that a lack of engine cover matches engineering release. The engine cover will no longer be included on any 3.6L models of the JL/JT. Additionally, please note that it is OK to proceed to vehicle sale with the related front and rear engine cover brackets (05281948AB, 05281949AB) is OK. Brackets are not required to be removed prior to vehicle sale and will be removed from future vehicle builds. Please note that any dealer attempt to add an engine cover, or remove related bracketry, will be subject to dealer charge back for the associated costs.

  Associated Products (2)

  2021 Jeep Gladiator2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10204302-0001.pdf↗
• November 16, 2021•Document ID: 10204332

  Service Bulletin/Repair Instructions
  AIR BAGS:SENSOR:SIDE IMPACT

  Mfr Comm. #:

  S2108000269

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  Air Bag Lamp On, DTC B2761-11 B Pillar Side Impact Sensor Circuit Short

  Associated Products (2)

  2022 Jeep Wrangler2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10204332-0001.pdf↗
• November 15, 2021•Document ID: 10204301

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  9004444

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  SPRING, Valve For conern of misfire or misfire related DTCs and diagnosis leads to a broken valve spring, please replace all valve springs and contact FCA Redacted Content to FasTrak all replaced parts to QEC for further analysis. If no response in 15 minutes, proceed with repair.

  Associated Products (9)

  2022 Dodge Challenger2022 Dodge Charger2022 Jeep Grand Wagoneer2022 Jeep Wrangler2022 Ram 15002021 Dodge Challenger2021 Dodge Charger2021 Jeep Wrangler2021 Ram 1500
  Associated Documents

  • DownloadMC-10204301-0001.pdf↗
• November 12, 2021•Document ID: 10204330

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  S2109000005 Rev.

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  Issue is engine cover not installed from the factory.

  Associated Products (4)

  2022 Jeep Grand Cherokee2021 Jeep Gladiator2021 Jeep Grand Cherokee2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10204330-0001.pdf↗
• November 3, 2021•Document ID: 10204371

  Service Bulletin/Repair Instructions
  WHEELS; SERVICE BRAKES; PARKING BRAKE

  Mfr Comm. #:

  05-006-21

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  Rear Caliper Adapter Bolts Are Loose Or Missing This bulletin includes replacing all four rear caliper adapter bolts if loose or missing. Customers may comment on one or more of the following:Click or clunk from the rear of the vehicle. A missing or loose rear brake caliper adapter boltFig. 1.Missing And Loose Caliper Adapter Bolts

  Associated Products (6)

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

  • DownloadMC-10204371-0001.pdf↗
• November 2, 2021•Document ID: 10204320

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  S2123000074

  Date Added:

  December 13, 2021

  Manufacturer:

  JEEP

  Summary

  Front Wheel Well Splash Liner Contacting Tire

  Associated Products (2)

  2022 Jeep Wrangler2021 Jeep Wrangler
  Associated Documents

  • DownloadMC-10204320-0001.pdf↗
• August 31, 2021•Document ID: 10219989

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM

  Mfr Comm. #:

  S1818000024RevB

  Date Added:

  September 15, 2022

  Manufacturer:

  RAM

  Summary

  Diesel Fuel Injector Cleaning Procedure

  Associated Products (17)

  2021 Jeep Gladiator2021 Jeep Wrangler2021 Ram 15002020 Jeep Wrangler2020 Ram 15002019 Jeep Grand Cherokee2019 Ram 15002018 Jeep Grand Cherokee2018 Ram 15002017 Jeep Grand Cherokee2017 Ram 15002016 Jeep Grand Cherokee2016 Ram 15002015 Jeep Grand Cherokee2015 Ram 15002014 Jeep Grand Cherokee2014 Ram 1500
  Associated Documents

  • DownloadMC-10219989-0001.pdf↗
• August 31, 2021•Document ID: 10218528

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  S1818000024

  Date Added:

  August 22, 2022

  Manufacturer:

  JEEP

  Summary

  Diesel Fuel Injector Cleaning Procedure

  Associated Products (17)

  2021 Jeep Gladiator2021 Jeep Wrangler2021 Ram 15002020 Jeep Wrangler2020 Ram 15002019 Jeep Grand Cherokee2019 Ram 15002018 Jeep Grand Cherokee2018 Ram 15002017 Jeep Grand Cherokee2017 Ram 15002016 Jeep Grand Cherokee2016 Ram 15002015 Jeep Grand Cherokee2015 Ram 15002014 Jeep Grand Cherokee2014 Ram 1500
  Associated Documents

  • DownloadMC-10218528-0001.pdf↗