Jeep Grand Cherokee Service Bulletins

4,246 manufacturer communications on file.

• December 9, 2014•Document ID: 10062943

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  08-109-14

  Date Added:

  April 26, 2016

  Manufacturer:

  JEEP

  Summary

  SUMMARY TO BE PROVIDED ON A FUTURE DATE.

  Associated Products (7)

  2015 Jeep Cherokee2015 Jeep Grand Cherokee2015 Ram 15002015 Ram 25002015 Ram 35002015 Ram 45002015 Ram 5500
  Associated Documents

  • DownloadMC-10062943-0001.pdf↗
• December 9, 2014•Document ID: 10062942

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  08-108-14

  Date Added:

  April 26, 2016

  Manufacturer:

  RAM

  Summary

  SUMMARY TO BE PROVIDED ON A FUTURE DATE.

  Associated Products (7)

  2015 Jeep Cherokee2015 Jeep Grand Cherokee2015 Ram 15002015 Ram 25002015 Ram 35002015 Ram 45002015 Ram 5500
  Associated Documents

  • DownloadMC-10062942-0001.pdf↗
• December 5, 2014•Document ID: 10229884

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  0800314

  Date Added:

  January 17, 2023

  Manufacturer:

  JEEP

  Summary

  Integrated Center Stack Missing Buttons This bulletin involves replacing the integrated center stack (ICS) bezel. Summit Edition (sales code AAU) vehicles built with incorrect ICS, missing buttons for Front & Rear Park Assist (sales code XAG) and Forward Collision Warning (sales code LSR).

  Associated Products (1)

  2014 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10229884-0001.pdf↗
• December 5, 2014•Document ID: 10229882

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  2100314a

  Date Added:

  January 17, 2023

  Manufacturer:

  DODGE

  Summary

  Flash: 845RE Transmission Shift Enhancements, 2-1 Downshift This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. The following TCM calibration improvements are available for vehicles equipped an 845RE Automatic Transmission (Sales Code DFL). These updates are listed by vehicle and engine.LD and LX vehicles equipped with a 3.6L engine (Sales Code ERB) Software to correct a harsh bump feel during a 2-1 downshift. Software to enable the scan tool based transmission ?Quick Learn.? Software to address customer concerns of Malfunction Indicator Lamp (MIL) illumination and Diagnostic Trouble Code (DTC) P215C Output Shaft Speed, Wheel Speed Correlation setting on AWD equipped vehicles.LX and WK vehicles equipped with a 3.0L engine (Sales Code EHD) Software to correct a harsh bump feel during a 2-1 downshift.WK vehicles e

  Associated Products (5)

  2014 Chrysler 3002014 Dodge Charger2014 Dodge Durango2014 Jeep Grand Cherokee2014 Ram 1500
  Associated Documents

  • DownloadMC-10229882-0001.pdf↗
• December 5, 2014•Document ID: 10139882

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

  Mfr Comm. #:

  08-003-14 REV. A

  Date Added:

  June 11, 2018

  Manufacturer:

  JEEP

  Summary

  Integrated Center Stack Missing Buttons This bulletin involves replacing the integrated center stack (ICS) bezel. Summit Edition (sales code AAU) vehicles built with incorrect ICS, missing buttons for Front & Rear Park Assist (sales code XAG) and Forward Collision Warning (sales code LSR).

  Associated Products (1)

  2014 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10139882-0001.pdf↗
• December 5, 2014•Document ID: 10139880

  Service Bulletin/Repair Instructions
  POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  21-003-14 REV. A

  Date Added:

  June 11, 2018

  Manufacturer:

  RAM

  Summary

  Flash: 845RE Transmission Shift Enhancements, 2-1 Downshift This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. The following TCM calibration improvements are available for vehicles equipped an 845RE Automatic Transmission (Sales Code DFL). These updates are listed by vehicle and engine.LD and LX vehicles equipped with a 3.6L engine (Sales Code ERB) Software to correct a harsh bump feel during a 2-1 downshift. Software to enable the scan tool based transmission ?Quick Learn.? Software to address customer concerns of Malfunction Indicator Lamp (MIL) illumination and Diagnostic Trouble Code (DTC) P215C Output Shaft Speed, Wheel Speed Correlation setting on AWD equipped vehicles.LX and WK vehicles equipped with a 3.0L engine (Sales Code EHD) Software to correct a harsh bump feel during a 2-1 downshift.WK vehicles equipped with a 3.6L engine (Sales Code ERB) Software to correct a harsh bump feel during a 2-1 downshift.DS vehicles equipped with 3.6L engine (Sales Code ERB) Software to correct a harsh bump feel during a 2-1 downshift. Software to address a customer?s concern of less than desired shift quality in Four Wheel Drive (4wd) Low mode during medium to heavy acceleration. Software to address customer concerns of Malfunction Indicator Lamp (MIL) illumination and Diagnostic Trouble Code (DTC) P215C Output Shaft Speed, Wheel Speed Correlation setting on AWD equipped vehicles. Software improvements to powertrain braking in Tow/Haul mode. Software to improve downshift response from a medium to heavy pedal acceleration. Driveability improvements at higher altitudes. Software to improve acceleration during cruise control operation Software to correct a condition where DTC U11C3 - ESM Lost Communication With TCM On D-Pt CAN may have been displayed instead of U11E3 - TCM Lost communication with ESM On D-PT CAN.WD vehicles equipped with a 3.6L engine (Sales Code ERB)

  Associated Products (5)

  2014 Chrysler 3002014 Dodge Charger2014 Dodge Durango2014 Jeep Grand Cherokee2014 Ram 1500
  Associated Documents

  • DownloadMC-10139880-0001.pdf↗
• December 5, 2014•Document ID: 10069236

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  21-003-14REV.A

  Date Added:

  June 2, 2016

  Manufacturer:

  JEEP

  Summary

  SUMMARY TO BE PROVIDED ON A FUTURE DATE.

  Associated Products (5)

  2014 Chrysler 3002014 Dodge Charger2014 Dodge Durango2014 Jeep Grand Cherokee2014 Ram 1500
  Associated Documents

  • DownloadMC-10069236-0001.pdf↗
• December 5, 2014•Document ID: 10061892

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-003-14REV.A

  Date Added:

  April 12, 2016

  Manufacturer:

  JEEP

  Summary

  SUMMARY TO BE PROVIDED ON A FUTURE DATE.

  Associated Products (1)

  2014 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10061892-0001.pdf↗
• November 26, 2014•Document ID: 10218232

  Service Bulletin/Repair Instructions
  WHEELS; ELECTRICAL SYSTEM; POWER TRAIN; STEERING

  Mfr Comm. #:

  21-040-14

  Date Added:

  August 22, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: 8HP70 Transmission Shift Enhancements This bulletin involves reprogramming of the Transmission Control Module (TCM) with the latest available software. A small number of customers may experience one of more of the following conditions. Intermittent delayed upshifts in 1st or 2nd gear. Less than desired shift quality when operating the vehicle in Four Wheel Drive (4wd) Low mode. With the vehicle stationary and the Selec-Terrain system set to Snow Mode, the transmission will perform a 2-1 downshift when pressing the (+) steering wheel mounted shift paddle instead of remaining in 2nd gear.

  Associated Products (1)

  2015 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10218232-0001.pdf↗
• November 26, 2014•Document ID: 10218231

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

  Mfr Comm. #:

  21-017-14

  Date Added:

  August 22, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Transmission Shift And Driveability Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) and Transmission Control Module (TCM) with new software.Both the PCM and TCM must be up to date for these changes to be effective. The customer may indicate that they are not satisfied with the shift quality of the transmission. Improvements to the transmission calibration have been made to the following:Upshift Improvements Shift quality in Normal Mode Shift quality in Sport Mode Shift inhibit while transitioning in/out of MDSDownshift Improvements Downshift quality while accelerating Downshift quality while coastingGeneral Improvements Torque converter clutch control during interlocked downshifts Torque converter clutch control during accelerator pedal tip in/out High speed gear hunting (shifting back/forth repeatedly between two gears) Allow 3rd gear launch at high altitude while in Snow Mode 2nd gear launch quality in ECO mode Improved reverse speed Display 2nd gear when entering Manual Mode from Snow or ECO Mode

  Associated Products (1)

  2014 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10218231-0001.pdf↗
• November 26, 2014•Document ID: 10139865

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN

  Mfr Comm. #:

  21-040-14

  Date Added:

  June 11, 2018

  Manufacturer:

  JEEP

  Summary

  Flash: 8HP70 Transmission Shift Enhancements This bulletin involves reprogramming of the Transmission Control Module (TCM) with the latest available software. A small number of customers may experience one of more of the following conditions. Intermittent delayed upshifts in 1st or 2nd gear. Less than desired shift quality when operating the vehicle in Four Wheel Drive (4wd) Low mode. With the vehicle stationary and the Selec-Terrain system set to Snow Mode, the transmission will perform a 2-1 downshift when pressing the (+) steering wheel mounted shift paddle instead of remaining in 2nd gear.

  Associated Products (1)

  2015 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10139865-0001.pdf↗
• November 26, 2014•Document ID: 10139864

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-017-14 REV. A

  Date Added:

  June 11, 2018

  Manufacturer:

  JEEP

  Summary

  Flash: Transmission Shift And Driveability Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) and Transmission Control Module (TCM) with new software.Both the PCM and TCM must be up to date for these changes to be effective. The customer may indicate that they are not satisfied with the shift quality of the transmission. Improvements to the transmission calibration have been made to the following:Upshift Improvements Shift quality in Normal Mode Shift quality in Sport Mode Shift inhibit while transitioning in/out of MDSDownshift Improvements Downshift quality while accelerating Downshift quality while coastingGeneral Improvements Torque converter clutch control during interlocked downshifts Torque converter clutch control during accelerator pedal tip in/out High speed gear hunting (shifting back/forth repeatedly between two gears) Allow 3rd gear launch at high altitude while in Snow Mode 2nd gear launch quality in ECO mode Improved reverse speed Display 2nd gear when entering Manual Mode from Snow or ECO Mode

  Associated Products (1)

  2014 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10139864-0001.pdf↗
• November 26, 2014•Document ID: 10069314

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  21-017-14REV.A

  Date Added:

  June 2, 2016

  Manufacturer:

  JEEP

  Summary

  SUMMARY TO BE PROVIDED ON A FUTURE DATE.

  Associated Products (1)

  2014 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10069314-0001.pdf↗
• November 26, 2014•Document ID: 10063741

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  21-040-14

  Date Added:

  May 9, 2016

  Manufacturer:

  JEEP

  Summary

  SUMMARY TO BE PROVIDED ON A FUTURE DATE.

  Associated Products (1)

  2015 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10063741-0001.pdf↗
• November 26, 2014•Document ID: 10232024

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  2104014

  Date Added:

  February 21, 2023

  Manufacturer:

  JEEP

  Summary

  8HP70 Transmission Shift Enhancements

  Associated Products (1)

  2015 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10232024-0001.pdf↗
• November 26, 2014•Document ID: 10232010

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION

  Mfr Comm. #:

  2101714

  Date Added:

  February 21, 2023

  Manufacturer:

  JEEP

  Summary

  Transmission Shift And Driveability Enhancements

  Associated Products (1)

  2014 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10232010-0001.pdf↗
• November 25, 2014•Document ID: 10218228

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  02-004-14

  Date Added:

  August 22, 2022

  Manufacturer:

  JEEP

  Summary

  Vehicle Leads or Drifts To The Left - Right Hand Drive (RHD) This bulletin involves an alignment specification change for camber. Customer may describe a lead or drift to the left condition at steady state speeds of 56 KPH (35 MPH) and above.

  Associated Products (3)

  2014 Jeep Grand Cherokee2013 Jeep Grand Cherokee2012 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10218228-0001.pdf↗
• November 25, 2014•Document ID: 10218225

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  21-039-14

  Date Added:

  August 22, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Transmission Shift Enhancements This bulletin involves reprogramming of the Transmission Control Module (TCM) with the latest available software. The following TCM calibration improvements are available for vehicles equipped with the 845RE 8 speed transmission (sales code DFL) or 8HP70 8 speed transmission (sales code DFD or DFK). These improvements are listed per engine application.3.0L gas engine (sales code EHD) Improved upshift timing. Improved torque converter engagement. Improved shift timing during tow mode operation. Improved shift points during aggressive driving. Calibration improvement to correct bump feel during 2-1 downshift. Improved shift timing while in snow, base, and hill modes.3.6L gas engine (sales code ERB) Improved 4-3 and 3-2 downshifts. Improved shift timing at higher altitudes. Improved shift timing while in sand mode. Calibration improvement for multi-gear downshift timing during passing maneuvers. Calibration improvement for intermittent delayed upshift.5.7L gas engine (sales code EZH) Improved upshift timing in eco, base, and hill modes and while using cruise. Improved 8-7, 3-2, and 2-1 downshift timing Improved shift timing at higher altitudes. Improved torque converter engagement.

  Associated Products (1)

  2015 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10218225-0001.pdf↗
• November 25, 2014•Document ID: 10218222

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

  Mfr Comm. #:

  08-050-14

  Date Added:

  August 22, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: Instrument Panel Cluster Update For Japan And South Korea This bulletin involves flashing the instrument cluster. The customer may experience one or all of the following: - Korean characters in the instrument cluster for a few seconds when the door is opened and when the engine is turned off. The wrong characters only appear for a few seconds then the cluster displays the correct characters. - ?Low Battery Voltage? text message shown erroneously in the EVIC.

  Associated Products (1)

  2014 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10218222-0001.pdf↗
• November 25, 2014•Document ID: 10218221

  Service Bulletin/Repair Instructions
  POWER TRAIN; ELECTRICAL SYSTEM

  Mfr Comm. #:

  21-038-14

  Date Added:

  August 22, 2022

  Manufacturer:

  JEEP

  Summary

  Flash: 8HP70 SRT Transmission Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. A small number of customers may experience one of more of the following conditions. Harsh or inconsistent upshift that happens intermittently. Harsh or inconsistent downshift that happens intermittently while coasting or during passing maneuvers. Intermittent delayed shift from 6th gear during aggressive high speed driving.

  Associated Products (1)

  2015 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-10218221-0001.pdf↗