Jeep Grand Cherokee Service Bulletins
4,246 manufacturer communications on file.
- November 25, 2014•Document ID: 10139861Service Bulletin/Repair InstructionsSUSPENSION
- Mfr Comm. #:
- 02-004-14 REV. B
- Date Added:
- June 11, 2018
- Manufacturer:
- JEEP
SummaryVehicle 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)Associated Documents - November 25, 2014•Document ID: 10139858Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 21-039-14
- Date Added:
- June 11, 2018
- Manufacturer:
- JEEP
SummaryFlash: 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)Associated Documents - November 25, 2014•Document ID: 10139855Service Bulletin/Repair InstructionsELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- Mfr Comm. #:
- 08-050-14 REV.A
- Date Added:
- June 11, 2018
- Manufacturer:
- JEEP
SummaryFlash: 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)Associated Documents - November 25, 2014•Document ID: 10139854Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN
- Mfr Comm. #:
- 21-038-14
- Date Added:
- June 11, 2018
- Manufacturer:
- JEEP
SummaryFlash: 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)Associated Documents - November 25, 2014•Document ID: 10063740Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 21-039-14
- Date Added:
- May 9, 2016
- Manufacturer:
- JEEP
SummarySUMMARY TO BE PROVIDED ON A FUTURE DATE.
Associated Products (1)Associated Documents - November 25, 2014•Document ID: 10063739Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 21-038-14
- Date Added:
- May 9, 2016
- Manufacturer:
- JEEP
SummarySUMMARY TO BE PROVIDED ON A FUTURE DATE.
Associated Products (1)Associated Documents - November 25, 2014•Document ID: 10062123Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-018-14REV.A
- Date Added:
- April 12, 2016
- Manufacturer:
- JEEP
SummarySUMMARY TO BE PROVIDED ON A FUTURE DATE.
Associated Products (1)Associated Documents - November 25, 2014•Document ID: 10061844Service Bulletin/Repair InstructionsSUSPENSION:FRONT
- Mfr Comm. #:
- 02-004-14REV.B
- Date Added:
- April 12, 2016
- Manufacturer:
- JEEP
SummarySUMMARY TO BE PROVIDED ON A FUTURE DATE.
Associated Products (3)Associated Documents - November 25, 2014•Document ID: 10232023Service Bulletin/Repair InstructionsPOWER TRAIN:AUTOMATIC TRANSMISSION
- Mfr Comm. #:
- 2103914
- Date Added:
- February 21, 2023
- Manufacturer:
- JEEP
SummaryTransmission Shift Enhancements
Associated Products (1)Associated Documents - November 25, 2014•Document ID: 10232022Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 2103814
- Date Added:
- February 21, 2023
- Manufacturer:
- JEEP
Summary8HP70 SRT Transmission Shift Enhancements
Associated Products (1)Associated Documents - November 25, 2014•Document ID: 10231969Service Bulletin/Repair InstructionsSUSPENSION
- Mfr Comm. #:
- 0200414
- Date Added:
- February 21, 2023
- Manufacturer:
- JEEP
SummaryThis bulletin involves an alignment specification change for camber.
Associated Products (3)Associated Documents - November 22, 2014•Document ID: 10218220Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 18-067-14
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
SummaryFlash: MIL Illumination, P1CF3 Battery Temperature Sensor Out of Range Low This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may see illuminated malfunction indicator lamps (MIL) and hear warning chimes when the battery temperature is below freezing. P1CF3 - Battery Temperature Sensor Out of Range Low P1C4E - ABS DTC Present
Associated Products (1)Associated Documents - November 22, 2014•Document ID: 10139853Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 18-067-14
- Date Added:
- June 11, 2018
- Manufacturer:
- JEEP
SummaryFlash: MIL Illumination, P1CF3 Battery Temperature Sensor Out of Range Low This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may see illuminated malfunction indicator lamps (MIL) and hear warning chimes when the battery temperature is below freezing. P1CF3 - Battery Temperature Sensor Out of Range Low P1C4E - ABS DTC Present
Associated Products (1)Associated Documents - November 22, 2014•Document ID: 10068574Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 18-067-14
- Date Added:
- June 2, 2016
- Manufacturer:
- JEEP
SummarySUMMARY TO BE PROVIDED ON A FUTURE DATE.
Associated Products (1)Associated Documents - November 22, 2014•Document ID: 10068573Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 18-067-14
- Date Added:
- June 2, 2016
- Manufacturer:
- JEEP
SummarySUMMARY TO BE PROVIDED ON A FUTURE DATE.
Associated Products (1)Associated Documents - November 22, 2014•Document ID: 10066250Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 18-067-14
- Date Added:
- May 19, 2016
- Manufacturer:
- JEEP
SummarySUMMARY TO BE PROVIDED ON A FUTURE DATE.
Associated Products (1)Associated Documents - November 22, 2014•Document ID: 10066249Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 18-067-14
- Date Added:
- May 19, 2016
- Manufacturer:
- JEEP
SummarySUMMARY TO BE PROVIDED ON A FUTURE DATE.
Associated Products (1)Associated Documents - November 22, 2014•Document ID: 10232004Service Bulletin/Repair InstructionsPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 1806714
- Date Added:
- February 21, 2023
- Manufacturer:
- JEEP
SummaryMIL Illumination, P1CF3 Battery Temperature Sensor Out of Range Low
Associated Products (1)Associated Documents - November 21, 2014•Document ID: 10218216Service Bulletin/Repair InstructionsFUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
- Mfr Comm. #:
- 18-045-14
- Date Added:
- August 22, 2022
- Manufacturer:
- RAM
SummaryP20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 This bulletin involves verifying the proper operation of the Diesel Exhaust Fluid (DEF) system and, if necessary, replacing the Selective Catalyst Reduction (SCR) Catalyst assembly. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find Diagnostic Trouble Code (DTC) P20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 set in the Powertrain Control Module (PCM) memory..
Associated Products (2)Associated Documents - November 21, 2014•Document ID: 10139849Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:EXHAUST SYSTEM
- Mfr Comm. #:
- 18-045-14
- Date Added:
- June 11, 2018
- Manufacturer:
- RAM
SummaryP20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 This bulletin involves verifying the proper operation of the Diesel Exhaust Fluid (DEF) system and, if necessary, replacing the Selective Catalyst Reduction (SCR) Catalyst assembly. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find Diagnostic Trouble Code (DTC) P20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 set in the Powertrain Control Module (PCM) memory..
Associated Products (2)Associated Documents