Jeep Wrangler Service Bulletins (2020)

1,021 manufacturer communications on file.

August 28, 2020•Document ID: 10221896
Service Bulletin/Repair Instructions
POWER TRAIN; ELECTRICAL SYSTEM
Mfr Comm. #:
1805720REVA
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. The customer may comment on one or more of the following:Abnormal Engine noise heard periodically. This noise is caused by Variable Valve Timing (VVT) cleaning cycle. A misfire condition with no Malfunction Indicator Lamp (MIL) illumination or Diagnostic Trouble Codes (DTCs) set. In addition, the following software enhancements are available:Updates to include misfire DTCs.
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10221896-0001.pdf↗
August 28, 2020•Document ID: 10221893
Service Bulletin/Repair Instructions
LANE DEPARTURE; ELECTRICAL SYSTEM; BACK OVER PREVENTION; FORWARD COLLISION AVOIDANCE
Mfr Comm. #:
0800320REVE
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
Flash: Driver Assistance System Module (DASM) Enhancements This bulletin involves reprogramming the DASM with the latest software available. The customer may describe the following:Instrument Panel Cluster (IPC) warnings for the Forward Collision Warning (FCW) informing the driver to apply the brakes. The following software enhancements are also available:Allows customers to turn off the FCW indefinitely, rather than resetting to ?ON? at each key cycle(Japan and South Korea only). System improvements to enhance the FCW system hazard detection which may reduce nuisance actions and warnings from incorrectly identified structures and hazards, which can in rare circumstances cause an unwarranted brake event.
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10221893-0001.pdf↗
August 28, 2020•Document ID: 10221843
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mfr Comm. #:
S2008000130
Date Added:
September 26, 2022
Manufacturer:
CHRYSLER
Summary
Radio UConnect GPS Based Trip Computer Missing
Associated Products (45)
2020 Chrysler 300 2020 Chrysler Pacifica 2020 Dodge Challenger 2020 Dodge Charger 2020 Dodge Durango 2020 Jeep Cherokee 2020 Jeep Compass 2020 Jeep Gladiator 2020 Jeep Grand Cherokee 2020 Jeep Renegade 2020 Jeep Wrangler 2020 Ram 1500 2020 Ram 2500 2020 Ram 3500 2020 Ram 4500 2020 Ram 5500 2019 Chrysler 300 2019 Chrysler Pacifica 2019 Dodge Challenger 2019 Dodge Charger+ 25 more
Associated Documents
- Download MC-10221843-0001.pdf↗
August 28, 2020•Document ID: 10180286
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Mfr Comm. #:
18-057-20 REV. A
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. The customer may comment on one or more of the following:Abnormal Engine noise heard periodically. This noise is caused by Variable Valve Timing (VVT) cleaning cycle. A misfire condition with no Malfunction Indicator Lamp (MIL) illumination or Diagnostic Trouble Codes (DTCs) set. In addition, the following software enhancements are available:Updates to include misfire DTCs.
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10180286-0001.pdf↗
August 28, 2020•Document ID: 10180283
Service Bulletin/Repair Instructions
FORWARD COLLISION AVOIDANCE; EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
08-003-20 REV. E
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
Flash: Driver Assistance System Module (DASM) Enhancements This bulletin involves reprogramming the DASM with the latest software available. The customer may describe the following:Instrument Panel Cluster (IPC) warnings for the Forward Collision Warning (FCW) informing the driver to apply the brakes. The following software enhancements are also available:Allows customers to turn off the FCW indefinitely, rather than resetting to ?ON? at each key cycle(Japan and South Korea only). System improvements to enhance the FCW system hazard detection which may reduce nuisance actions and warnings from incorrectly identified structures and hazards, which can in rare circumstances cause an unwarranted brake event.
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10180283-0001.pdf↗
August 28, 2020•Document ID: 10180233
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
S2008000130
Date Added:
September 28, 2020
Manufacturer:
CHRYSLER
Summary
Radio UConnect GPS Based Trip Computer Missing
Associated Products (42)
2020 Chrysler 300 2020 Chrysler Pacifica 2020 Dodge Challenger 2020 Dodge Charger 2020 Dodge Durango 2020 Jeep Cherokee 2020 Jeep Compass 2020 Jeep Gladiator 2020 Jeep Grand Cherokee 2020 Jeep Renegade 2020 Jeep Wrangler 2020 Ram 1500 2020 Ram 2500 2020 Ram 3500 2020 Ram 4500 2019 Chrysler 300 2019 Chrysler Pacifica 2019 Dodge Challenger 2019 Dodge Charger 2019 Dodge Durango+ 22 more
Associated Documents
- Download MC-10180233-0001.pdf↗
August 26, 2020•Document ID: 10221790
Service Bulletin/Repair Instructions
POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); UNKNOWN OR OTHER
Mfr Comm. #:
9004292
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
TRANSFER CASE ASSY For concern of transfer case input seal leak at main lip seal. Call FCA Redacted Content to confirm if T-case should be sent back to QEC.
Associated Products (2)
2020 Jeep Gladiator 2020 Jeep Wrangler
Associated Documents
- Download MC-10221790-0001.pdf↗
August 26, 2020•Document ID: 10180180
Service Bulletin/Repair Instructions
POWER TRAIN:TRANSMISSION CASE/HOUSING; EQUIPMENT
Mfr Comm. #:
9004292
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
TRANSFER CASE ASSY For concern of transfer case input seal leak at main lip seal. Call FCA Redacted Content to confirm if T-case should be sent back to QEC.
Associated Products (2)
2020 Jeep Gladiator 2020 Jeep Wrangler
Associated Documents
- Download MC-10180180-0001.pdf↗
August 25, 2020•Document ID: 10221883
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; BACK OVER PREVENTION; LANE DEPARTURE; FORWARD COLLISION AVOIDANCE
Mfr Comm. #:
0800320REVD
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
Flash: Driver Assistance System Module (DASM) Enhancements This bulletin involves reprogramming the DASM with the latest software available. The customer may describe the following:Instrument Panel Cluster (IPC) warnings for the Forward Collision Warning (FCW) informing the driver to apply the brakes. The following software enhancements are also available:Allows customers to turn off the FCW indefinitely, rather than resetting to ?ON? at each key cycle(Japan and South Korea only). System improvements to enhance the FCW system hazard detection which may reduce nuisance actions and warnings from incorrectly identified structures and hazards, which can in rare circumstances cause an unwarranted brake event.
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10221883-0001.pdf↗
August 25, 2020•Document ID: 10180273
Service Bulletin/Repair Instructions
EQUIPMENT; FORWARD COLLISION AVOIDANCE; ELECTRICAL SYSTEM
Mfr Comm. #:
08-003-20 REV. D
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
Flash: Driver Assistance System Module (DASM) Enhancements This bulletin involves reprogramming the DASM with the latest software available. The customer may describe the following:Instrument Panel Cluster (IPC) warnings for the Forward Collision Warning (FCW) informing the driver to apply the brakes. The following software enhancements are also available:Allows customers to turn off the FCW indefinitely, rather than resetting to ?ON? at each key cycle(Japan and South Korea only). System improvements to enhance the FCW system hazard detection which may reduce nuisance actions and warnings from incorrectly identified structures and hazards, which can in rare circumstances cause an unwarranted brake event.
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10180273-0001.pdf↗
August 21, 2020•Document ID: 10221880
Service Bulletin/Repair Instructions
FORWARD COLLISION AVOIDANCE; ELECTRICAL SYSTEM; BACK OVER PREVENTION; LANE DEPARTURE
Mfr Comm. #:
0800320REVC
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
Flash: Driver Assistance System Module (DASM) Enhancements This bulletin involves reprogramming the DASM with the latest software available. The customer may describe the following:Instrument Panel Cluster (IPC) warnings for the Forward Collision Warning (FCW) informing the driver to apply the brakes. The following software enhancements are also available:Allows customers to turn off the FCW indefinitely, rather than resetting to ?ON? at each key cycle(South Korea only). System improvements to enhance the FCW system hazard detection which may reduce nuisance actions and warnings from incorrectly identified structures and hazards, which can in rare circumstances cause an unwarranted brake event.
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10221880-0001.pdf↗
August 21, 2020•Document ID: 10180270
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; FORWARD COLLISION AVOIDANCE
Mfr Comm. #:
08-003-20 REV. C
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
Flash: Driver Assistance System Module (DASM) Enhancements This bulletin involves reprogramming the DASM with the latest software available. The customer may describe the following:Instrument Panel Cluster (IPC) warnings for the Forward Collision Warning (FCW) informing the driver to apply the brakes. The following software enhancements are also available:Allows customers to turn off the FCW indefinitely, rather than resetting to ?ON? at each key cycle(South Korea only). System improvements to enhance the FCW system hazard detection which may reduce nuisance actions and warnings from incorrectly identified structures and hazards, which can in rare circumstances cause an unwarranted brake event.
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10180270-0001.pdf↗
August 20, 2020•Document ID: 10221879
Service Bulletin/Repair Instructions
BACK OVER PREVENTION; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE; LANE DEPARTURE
Mfr Comm. #:
0800320REVB
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
Flash: Driver Assistance System Module (DASM) Enhancements This bulletin involves reprogramming the DASM with the latest software available. The customer may describe the following: Instrument Panel Cluster (IPC) warnings for the Forward Collision Warning (FCW) informing the driver to apply the brakes. The following software enhancements are also available:Allows customers to turn off the FCW indefinitely, rather than resetting to ?ON? at each key cycle(South Korea only). System improvements to enhance the FCW system hazard detection which may reduce nuisance actions and warnings from incorrectly identified structures and hazards, which can in rare circumstances cause an unwarranted brake event.
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10221879-0001.pdf↗
August 20, 2020•Document ID: 10180269
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; SERVICE BRAKES; FORWARD COLLISION AVOIDANCE
Mfr Comm. #:
08-003-20 REV. B
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
Flash: Driver Assistance System Module (DASM) Enhancements This bulletin involves reprogramming the DASM with the latest software available. The customer may describe the following: Instrument Panel Cluster (IPC) warnings for the Forward Collision Warning (FCW) informing the driver to apply the brakes. The following software enhancements are also available:Allows customers to turn off the FCW indefinitely, rather than resetting to ?ON? at each key cycle(South Korea only). System improvements to enhance the FCW system hazard detection which may reduce nuisance actions and warnings from incorrectly identified structures and hazards, which can in rare circumstances cause an unwarranted brake event.
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10180269-0001.pdf↗
August 19, 2020•Document ID: 10221828
Service Bulletin/Repair Instructions
UNKNOWN OR OTHER; EXTERIOR LIGHTING:HEADLIGHTS
Mfr Comm. #:
S2008000121
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
Right Front Parking Lamp LED Halo Does Not Illuminate
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10221828-0001.pdf↗
August 19, 2020•Document ID: 10180218
Service Bulletin/Repair Instructions
PARKING BRAKE:INDICATOR LIGHT; EQUIPMENT; ELECTRICAL SYSTEM
Mfr Comm. #:
S2008000121
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
Right Front Parking Lamp LED Halo Does Not Illuminate
Associated Products (2)
2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10180218-0001.pdf↗
August 19, 2020•Document ID: 10221787
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL
Mfr Comm. #:
9003637
Date Added:
September 26, 2022
Manufacturer:
RAM
Summary
USB PORT, Media Hub For Android Auto and Apple Carplay issues, do not replace this part. Android Auto and Apple Carplay applications may not operate with the vehicle if an aftermarket cable is being used. Verify the functionality of these applications using an OEM Apple Lightning cable or an OEM provided USB cable for Android phones before performing any additional troubleshooting. For questions regarding Android Auto or Apply Carplay functionality, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
Associated Products (121)
2021 Alfa Romeo Stelvio 2021 Chrysler 300 2021 Chrysler Pacifica 2021 Chrysler Voyager 2021 Dodge Challenger 2021 Dodge Charger 2021 Dodge Durango 2021 Fiat 500X 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Grand Wagoneer 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500 2021 Ram 2500 2021 Ram 3500 2021 Ram 4500 2021 Ram 5500+ 101 more
Associated Documents
- Download MC-10221787-0001.pdf↗
August 19, 2020•Document ID: 10180177
Service Bulletin/Repair Instructions
EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT
Mfr Comm. #:
9003637
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
USB PORT, Media Hub For Android Auto and Apple Carplay issues, do not replace this part. Android Auto and Apple Carplay applications may not operate with the vehicle if an aftermarket cable is being used. Verify the functionality of these applications using an OEM Apple Lightning cable or an OEM provided USB cable for Android phones before performing any additional troubleshooting. For questions regarding Android Auto or Apply Carplay functionality, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
Associated Products (104)
2021 Chrysler Pacifica 2021 Dodge Durango 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Wrangler 2021 Ram 1500 2020 Alfa Romeo Stelvio 2020 Chrysler 300 2020 Chrysler Pacifica 2020 Dodge Challenger 2020 Dodge Charger 2020 Dodge Durango 2020 Dodge Journey 2020 Fiat 500 2020 Fiat 500X 2020 Jeep Cherokee 2020 Jeep Compass 2020 Jeep Gladiator+ 84 more
Associated Documents
- Download MC-10180177-0001.pdf↗
August 17, 2020•Document ID: 10221827
Service Bulletin/Repair Instructions
EXTERIOR LIGHTING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM
Mfr Comm. #:
S2018000009
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Codes (DTCs) P00AF ? Turbocharger Boost Control Module ?A? Performance and/or P226C ? Turbocharger Boost Control Module ?A? Slow Response.
Associated Products (4)
2021 Jeep Gladiator 2021 Jeep Wrangler 2020 Jeep Wrangler 2020 Ram 1500
Associated Documents
- Download MC-10221827-0001.pdf↗
August 17, 2020•Document ID: 10180217
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
Mfr Comm. #:
S2018000009
Date Added:
September 28, 2020
Manufacturer:
JEEP
Summary
Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Codes (DTCs) P00AF ? Turbocharger Boost Control Module ?A? Performance and/or P226C ? Turbocharger Boost Control Module ?A? Slow Response.
Associated Products (4)
2021 Jeep Gladiator 2021 Jeep Wrangler 2020 Jeep Wrangler 2020 Ram 1500
Associated Documents
- Download MC-10180217-0001.pdf↗

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