Jeep Wrangler Service Bulletins (2021)
1,032 manufacturer communications on file.
- November 19, 2021•Document ID: 10204344Service Bulletin/Repair InstructionsBACK OVER PREVENTION; VEHICLE SPEED CONTROL; STRUCTURE:BODY:DOOR
- Mfr Comm. #:
- S2123000079
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryWind Noise And Or Water Leak From Door Seal Area
Associated Products (3)Associated Documents - November 17, 2021•Document ID: 10204333Service Bulletin/Repair InstructionsVISIBILITY:SUN/MOON ROOF ASSEMBLY
- Mfr Comm. #:
- S2108000270
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummarySky Slider Power Top Does Not Operate, New Power Top Motors Will Not Power Operate To Calibrate
Associated Products (2)Associated Documents - November 17, 2021•Document ID: 10204302Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- 9004447
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryCOVER, 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)Associated Documents - November 16, 2021•Document ID: 10204332Service Bulletin/Repair InstructionsAIR BAGS:SENSOR:SIDE IMPACT
- Mfr Comm. #:
- S2108000269
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryAir Bag Lamp On, DTC B2761-11 B Pillar Side Impact Sensor Circuit Short
Associated Products (2)Associated Documents - November 15, 2021•Document ID: 10204301Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- 9004444
- Date Added:
- December 13, 2021
- Manufacturer:
- DODGE
SummarySPRING, 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)Associated Documents - November 12, 2021•Document ID: 10204330Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- S2109000005 Rev.
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryIssue is engine cover not installed from the factory.
Associated Products (3)Associated Documents - November 3, 2021•Document ID: 10204371Service Bulletin/Repair InstructionsSERVICE BRAKES; PARKING BRAKE; WHEELS
- Mfr Comm. #:
- 05-006-21
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryRear 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 (2)Associated Documents - November 2, 2021•Document ID: 10204320Service Bulletin/Repair InstructionsWHEELS
- Mfr Comm. #:
- S2123000074
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryFront Wheel Well Splash Liner Contacting Tire
Associated Products (2)Associated Documents - August 31, 2021•Document ID: 10219989Service Bulletin/Repair InstructionsFUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM
- Mfr Comm. #:
- S1818000024RevB
- Date Added:
- September 15, 2022
- Manufacturer:
- JEEP
SummaryDiesel Fuel Injector Cleaning Procedure
Associated Products (3)Associated Documents - August 31, 2021•Document ID: 10218528Service Bulletin/Repair InstructionsFUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING
- Mfr Comm. #:
- S1818000024
- Date Added:
- August 22, 2022
- Manufacturer:
- RAM
SummaryDiesel Fuel Injector Cleaning Procedure
Associated Products (3)Associated Documents - August 26, 2021•Document ID: 10218594Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 18-074-21
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
SummaryFlash: 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 one or more of the following Diagnostic Trouble Code (DTC). U0402-00 - Implausible Data Received From TCM. U145D - Implausible Data Received From TCM On D-PT. Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this PCM update:Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Invertor Module (PIM). Transmission Control Module (TCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).
Associated Products (1)Associated Documents - August 26, 2021•Document ID: 10218593Service Bulletin/Repair InstructionsPOWER TRAIN; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-141-21
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
SummaryFlash: Battery Pack Control Module (BPCM) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a false Malfunction Indicator Lamp (MIL) illumination related to PHEV battery: U0111 - Lost Communication With Hybrid Battery Pack Sensor Module. P0EDD-00 - Hybrid/EV Battery Pack B Deterioration. P0CA7-00 - Hybrid/EV Battery Discharging Current High. P1A0C-00 - Battery Energy Control Module System Voltage Low. This software enhancement will improve PHEV battery performance and diagnostics.Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this BPCM update:Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Invertor Module (PIM). Transmission Control Module (TCM). Powertrain Control Module (PCM). Integrated Dual Charging Module (IDCM).
Associated Products (1)Associated Documents - August 26, 2021•Document ID: 10218592Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 21-028-21
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
SummaryFlash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTC). U0293-00 - Lost Communication With Hybrid Control Module. P0732-00 - Gear 2 Shift Incorrect Ratio. P061B-00 - Internal Control Module Torque Calculation Performance. Other software enhancement::2?1 downshift improvement. Additional module flashes are required for this update to be effective, the following modules are all to be updated along withthis PCM update:Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Invertor Module (PIM). Powertrain Control Module (PCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).
Associated Products (1)Associated Documents - August 26, 2021•Document ID: 10218591Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE (HPCU)
- Mfr Comm. #:
- 08-144-21
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
SummaryFlash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates This bulletin involves reprogramming the HCP and AHCP or also known as Power Inverter Module (PIM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTC). P061B-00 - Internal Control Module Torque Calculation Performance.P061B-00 DTC may set after driving on snow/ice in 2WD and Traction Control System (TCS) turned off. P06A3-00 - Sensor Reference Voltage "D" Circuit/Open. P0697-00 - Sensor Reference Voltage 3 Circuit. Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this HCP and AHCP update:Powertrain Control Module (PCM) Transmission Control Module (TCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).
Associated Products (1)Associated Documents - August 26, 2021•Document ID: 10218590Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-145-21
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
SummaryFlash: Integrated Dual Charging Module (IDCM) Enhancements This bulletin involves reprogramming the IDCM with the latest software available or replacing the IDCM if required. . Module, Integrated Dual Charging (IDCM)
Associated Products (1)Associated Documents - August 26, 2021•Document ID: 10218589Service Bulletin/Repair InstructionsELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-143-21
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
SummaryFlash: Instrument Panel Cluster (IPC) Updates This bulletin involves reprogramming the IPC with the latest available software. Customers may comment on the following:Vehicle doesn't switch to EV mode. Front passenger seat belt chime may still ding approximately 20 seconds after the belt has been fastened. Battery was dead after leaving the vehicle overnight. Battery bar gauge graphics indicates an empty charge while showing full charge % and full range.The battery percentage and range are accurate and are not affected by this issue, only the graphical bar is wrong. After starting the vehicle or battery replacement incorrect odometer value was displayed.Actual vehicle mileage is still stored in the PCM&RF Hub which can be retrieved for a cluster replacement using wiTECH.
Associated Products (1)Associated Documents - August 26, 2021•Document ID: 10218544Service Bulletin/Repair InstructionsEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- Mfr Comm. #:
- 77115
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
Summary2021 (JL) Jeep Wrangler 4xe RRTs AND UPCOMING CSNs
Associated Products (1)Associated Documents - August 25, 2021•Document ID: 10219982Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
- Mfr Comm. #:
- S2108000204
- Date Added:
- September 15, 2022
- Manufacturer:
- RAM
SummaryRadio Lockup In The Software Installation Screen After Accepting FOTA Update (Incorrect "S2008000204" indicated on published document)
Associated Products (14)Associated Documents - August 25, 2021•Document ID: 10218521Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
- Mfr Comm. #:
- S2108000204
- Date Added:
- August 22, 2022
- Manufacturer:
- JEEP
SummaryRadio Lockup In The Software Installation Screen After Accepting FOTA Update (Incorrect "S2008000204" indicated on published document)
Associated Products (12)Associated Documents - August 24, 2021•Document ID: 10219976Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- S2109000010
- Date Added:
- September 15, 2022
- Manufacturer:
- RAM
Summary3.0L Ecodiesel Engine Oil Information
Associated Products (3)Associated Documents