Jeep Wrangler Service Bulletins (2018)

717 manufacturer communications on file.

• June 25, 2020•Document ID: 10177501

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  S2008000075

  Date Added:

  July 27, 2020

  Manufacturer:

  DODGE

  Summary

  No Start, Start Stop Inoperative, Cluster Messages to Service Shifter or Service Start Stop System

  Associated Products (23)

  2021 Dodge Durango2021 Jeep Wrangler2020 Chrysler Pacifica2020 Dodge Durango2020 Jeep Compass2020 Jeep Gladiator2020 Jeep Grand Cherokee2020 Jeep Wrangler2019 Chrysler Pacifica2019 Dodge Durango2019 Jeep Compass2019 Jeep Grand Cherokee2019 Jeep Wrangler2018 Chrysler Pacifica2018 Dodge Durango2018 Jeep Compass2018 Jeep Grand Cherokee2018 Jeep Wrangler2017 Chrysler Pacifica2017 Dodge Durango+ 3 more
  Associated Documents

  • DownloadMC-10177501-0001.pdf↗
• June 24, 2020•Document ID: 10223594

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  0700120

  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 (3)

  2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10223594-0001.pdf↗
• June 24, 2020•Document ID: 10223555

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

  Mfr Comm. #:

  S2008000091

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Cluster Temperature Display Flashes Up 800 Degree Temperature Intermittently Upon Start Up

  Associated Products (1)

  2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10223555-0001.pdf↗
• June 24, 2020•Document ID: 10177539

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:CRITICAL FASTENERS; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP

  Mfr Comm. #:

  07-001-20 REV. C

  Date Added:

  July 27, 2020

  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 (3)

  2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10177539-0001.pdf↗
• June 24, 2020•Document ID: 10177500

  Service Bulletin/Repair Instructions
  EQUIPMENT:MECHANICAL

  Mfr Comm. #:

  S2008000091

  Date Added:

  July 27, 2020

  Manufacturer:

  JEEP

  Summary

  Cluster Temperature Display Flashes Up 800 Degree Temperature Intermittently Upon Start Up

  Associated Products (1)

  2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10177500-0001.pdf↗
• June 19, 2020•Document ID: 10223588

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

  Mfr Comm. #:

  1801420

  Date Added:

  October 17, 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 that one or more of the following DTCs have been set:P2C90 - Crankcase Ventilation System - Hose "A" Disconnected(APAC, EMEA and LATAM Only). P04FC - Crankcase Ventilation System Performance(APAC, EMEA and LATAM Only). P2453 - Particulate Filter Pressure Sensor "A" Circuit Range/Performance(APAC and EMEA only equipped with Gas Particulate Filter (GPF). P245F - Particulate Filter Pressure Sensor "B" Circuit Range/Performance(APAC and EMEA only equipped with Gas Particulate Filter (GPF). P0456 - EVAP System Small Leak. If DTC P0456 is present use wiTECH Small Leak Verification Test (SLVT) to determine if a leak is present in the system. P0171 - Fuel System 1/1 Lean(LATAM Only). P0172 - Fuel System 1/1 Rich(LATAM Only). P0128 - Thermostat Rationality(Sales Codes NA1 with NBQ or NB6 Only - APAC and EMEA Only). P050B - Cold Start Ignition Timing Performance(Sales Codes NA1 with NBQ or NB6 Only - APAC and EMEA Only). Customers may comment on one or more of the following:Excessive fan noise when the A/C is on MAX output. Rough idle at engine start up in colder ambient temperatures. Software enhancements also included in this update:Electric Vacuum Pump (EVP) update. Fan noise reduction. Low Speed Pre Ignition (LSPI) update.

  Associated Products (1)

  2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10223588-0001.pdf↗
• June 19, 2020•Document ID: 10177533

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

  Mfr Comm. #:

  18-014-20 REV. B

  Date Added:

  July 27, 2020

  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 that one or more of the following DTCs have been set:P2C90 - Crankcase Ventilation System - Hose "A" Disconnected(APAC, EMEA and LATAM Only). P04FC - Crankcase Ventilation System Performance(APAC, EMEA and LATAM Only). P2453 - Particulate Filter Pressure Sensor "A" Circuit Range/Performance(APAC and EMEA only equipped with Gas Particulate Filter (GPF). P245F - Particulate Filter Pressure Sensor "B" Circuit Range/Performance(APAC and EMEA only equipped with Gas Particulate Filter (GPF). P0456 - EVAP System Small Leak. If DTC P0456 is present use wiTECH Small Leak Verification Test (SLVT) to determine if a leak is present in the system. P0171 - Fuel System 1/1 Lean(LATAM Only). P0172 - Fuel System 1/1 Rich(LATAM Only). P0128 - Thermostat Rationality(Sales Codes NA1 with NBQ or NB6 Only - APAC and EMEA Only). P050B - Cold Start Ignition Timing Performance(Sales Codes NA1 with NBQ or NB6 Only - APAC and EMEA Only). Customers may comment on one or more of the following:Excessive fan noise when the A/C is on MAX output. Rough idle at engine start up in colder ambient temperatures. Software enhancements also included in this update:Electric Vacuum Pump (EVP) update. Fan noise reduction. Low Speed Pre Ignition (LSPI) update.

  Associated Products (1)

  2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10177533-0001.pdf↗
• June 17, 2020•Document ID: 10223547

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

  Mfr Comm. #:

  S1908000047

  Date Added:

  October 17, 2022

  Manufacturer:

  RAM

  Summary

  Volume Uncontrollable Or Stuck On High

  Associated Products (39)

  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 55002019 Chrysler 3002019 Chrysler Pacifica2019 Dodge Challenger2019 Dodge Charger+ 19 more
  Associated Documents

  • DownloadMC-10223547-0001.pdf↗
• June 17, 2020•Document ID: 10177492

  Service Bulletin/Repair Instructions
  STEERING: STEERING WHEEL/HANDLE BAR

  Mfr Comm. #:

  S19080000047

  Date Added:

  July 27, 2020

  Manufacturer:

  DODGE

  Summary

  Volume Uncontrollable Or Stuck On High

  Associated Products (38)

  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 45002019 Chrysler 3002019 Chrysler Pacifica2019 Dodge Challenger2019 Dodge Charger2019 Dodge Durango+ 18 more
  Associated Documents

  • DownloadMC-10177492-0001.pdf↗
• June 13, 2020•Document ID: 10223584

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  0806320

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Security Gateway Module (SGW) Enhancements This bulletin involves reprogramming the SGW with the latest available software. The SGW in these vehicles was flashed with a calibration intended to be paired with a different software version.No symptoms will be observable to the customer. Diagnostic services will still work correctly (e.g. vehicle scan, DTC read, etc.). However, the vehicle security firewalls will be lacking.Diagnostic Trouble Codes (DTCs) may be present. The technician will receive no notification indicating there is any problem with the SGW.

  Associated Products (1)

  2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10223584-0001.pdf↗
• June 10, 2020•Document ID: 10223537

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

  Mfr Comm. #:

  S1908000102

  Date Added:

  October 17, 2022

  Manufacturer:

  RAM

  Summary

  Audio Mute On All Sources Except AM

  Associated Products (6)

  2020 Jeep Gladiator2020 Jeep Wrangler2020 Ram 15002019 Jeep Wrangler2019 Ram 15002018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10223537-0001.pdf↗
• June 10, 2020•Document ID: 10177482

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  S1908000102

  Date Added:

  July 27, 2020

  Manufacturer:

  JEEP

  Summary

  Audio Mute On All Sources Except AM

  Associated Products (6)

  2020 Jeep Gladiator2020 Jeep Wrangler2020 Ram 15002019 Jeep Wrangler2019 Ram 15002018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10177482-0001.pdf↗
• June 10, 2020•Document ID: 10223540

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  S2008000084

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Cluster Service 4WD Light On

  Associated Products (6)

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

  • DownloadMC-10223540-0001.pdf↗
• June 10, 2020•Document ID: 10177485

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2008000084

  Date Added:

  July 27, 2020

  Manufacturer:

  JEEP

  Summary

  Cluster Service 4WD Light On

  Associated Products (5)

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

  • DownloadMC-10177485-0001.pdf↗
• June 8, 2020•Document ID: 10223534

  Service Bulletin/Repair Instructions
  VISIBILITY:GLASS, SIDE/REAR

  Mfr Comm. #:

  S2023000032

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Hard top quarter window cracked

  Associated Products (3)

  2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10223534-0001.pdf↗
• June 8, 2020•Document ID: 10177479

  Service Bulletin/Repair Instructions
  VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

  Mfr Comm. #:

  S2023000032

  Date Added:

  July 27, 2020

  Manufacturer:

  JEEP

  Summary

  Hard top quarter window cracked

  Associated Products (3)

  2020 Jeep Wrangler2019 Jeep Wrangler2018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10177479-0001.pdf↗
• June 6, 2020•Document ID: 10223535

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  S1908000079

  Date Added:

  October 17, 2022

  Manufacturer:

  CHRYSLER

  Summary

  Travellink Fuel Prices Are Incorrect

  Associated Products (22)

  2019 Chrysler 3002019 Chrysler Pacifica2019 Dodge Challenger2019 Dodge Charger2019 Dodge Durango2019 Jeep Cherokee2019 Jeep Grand Cherokee2019 Jeep Renegade2019 Jeep Wrangler2019 Ram 15002019 Ram 25002019 Ram 35002018 Chrysler 3002018 Chrysler Pacifica2018 Dodge Challenger2018 Dodge Durango2018 Jeep Grand Cherokee2018 Jeep Renegade2018 Jeep Wrangler2018 Ram 1500+ 2 more
  Associated Documents

  • DownloadMC-10223535-0001.pdf↗
• June 6, 2020•Document ID: 10177480

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  S1908000079

  Date Added:

  July 27, 2020

  Manufacturer:

  RAM

  Summary

  Travellink Fuel Prices Are Incorrect

  Associated Products (22)

  2019 Chrysler 3002019 Chrysler Pacifica2019 Dodge Challenger2019 Dodge Charger2019 Dodge Durango2019 Jeep Cherokee2019 Jeep Grand Cherokee2019 Jeep Renegade2019 Jeep Wrangler2019 Ram 15002019 Ram 25002019 Ram 35002018 Chrysler 3002018 Chrysler Pacifica2018 Dodge Challenger2018 Dodge Durango2018 Jeep Grand Cherokee2018 Jeep Renegade2018 Jeep Wrangler2018 Ram 1500+ 2 more
  Associated Documents

  • DownloadMC-10177480-0001.pdf↗
• June 6, 2020•Document ID: 10223530

  Service Bulletin/Repair Instructions
  TIRES

  Mfr Comm. #:

  S1821000006

  Date Added:

  October 17, 2022

  Manufacturer:

  JEEP

  Summary

  Oversized Tire Calibration For Customized Jeep Wrangler, Gladiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline

  Associated Products (8)

  2021 Jeep Gladiator2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2020 Ram 25002019 Jeep Wrangler2019 Ram 25002018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10223530-0001.pdf↗
• June 6, 2020•Document ID: 10177475

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE; TIRES

  Mfr Comm. #:

  S1821000006

  Date Added:

  July 27, 2020

  Manufacturer:

  JEEP

  Summary

  Oversized Tire Calibration For Customized Jeep Wrangler, Gladiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline

  Associated Products (7)

  2021 Jeep Wrangler2020 Jeep Gladiator2020 Jeep Wrangler2020 Ram 25002019 Jeep Wrangler2019 Ram 25002018 Jeep Wrangler
  Associated Documents

  • DownloadMC-10177475-0001.pdf↗