Jeep Wrangler Service Bulletins (2020)

1,021 manufacturer communications on file.

March 24, 2020•Document ID: 10175495
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
S1819000004
Date Added:
May 26, 2020
Manufacturer:
JEEP
Summary
Shimmy Felt In Front End
Associated Products (3)
2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10175495-0001.pdf↗
March 24, 2020•Document ID: 10175161
Service Bulletin/Repair Instructions
POWER TRAIN; BACK OVER PREVENTION; ELECTRICAL SYSTEM:SOFTWARE
Mfr Comm. #:
21-024-20
Date Added:
May 18, 2020
Manufacturer:
JEEP
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a loud whistle noise upon engine start up.
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10175161-0001.pdf↗
March 24, 2020•Document ID: 10175159
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; POWER TRAIN; BACK OVER PREVENTION
Mfr Comm. #:
21-022-20
Date Added:
May 18, 2020
Manufacturer:
JEEP
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a loud whistle noise upon engine start up.
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10175159-0001.pdf↗
March 24, 2020•Document ID: 10175158
Service Bulletin/Repair Instructions
BACK OVER PREVENTION; ELECTRICAL SYSTEM; POWER TRAIN
Mfr Comm. #:
21-023-20
Date Added:
May 18, 2020
Manufacturer:
JEEP
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a loud whistle noise upon engine start up.
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10175158-0001.pdf↗
March 24, 2020•Document ID: 10175083
Service Bulletin/Repair Instructions
STRUCTURE
Mfr Comm. #:
S1819000004
Date Added:
May 18, 2020
Manufacturer:
JEEP
Summary
Shimmy Felt In Front End
Associated Products (3)
2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10175083-0001.pdf↗
March 24, 2020•Document ID: 10174241
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; POWER TRAIN
Mfr Comm. #:
21-024-20
Date Added:
April 27, 2020
Manufacturer:
JEEP
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a loud whistle noise upon engine start up.
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10174241-0001.pdf↗
March 24, 2020•Document ID: 10174239
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; POWER TRAIN
Mfr Comm. #:
21-022-20
Date Added:
April 27, 2020
Manufacturer:
JEEP
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a loud whistle noise upon engine start up.
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10174239-0001.pdf↗
March 24, 2020•Document ID: 10174238
Service Bulletin/Repair Instructions
POWER TRAIN; ELECTRICAL SYSTEM
Mfr Comm. #:
21-023-20
Date Added:
April 27, 2020
Manufacturer:
JEEP
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a loud whistle noise upon engine start up.
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10174238-0001.pdf↗
March 24, 2020•Document ID: 10174163
Service Bulletin/Repair Instructions
STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS
Mfr Comm. #:
S1819000004
Date Added:
April 27, 2020
Manufacturer:
JEEP
Summary
Shimmy Felt In Front End
Associated Products (3)
2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10174163-0001.pdf↗
March 18, 2020•Document ID: 10175512
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING:ENGINE:DIESEL
Mfr Comm. #:
D-19-20 Rev. B
Date Added:
May 26, 2020
Manufacturer:
JEEP
Summary
Fast Feedback Program - 3.0L Diesel Engine and Components - 2020 Ram 1500 (DT) and 2020 Jeep Wrangler (JL) - All Models (Rev. B)
Associated Products (2)
2020 Jeep Wrangler 2020 Ram 1500
Associated Documents
- Download MC-10175512-0001.pdf↗
March 18, 2020•Document ID: 10175099
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING:ENGINE:DIESEL
Mfr Comm. #:
D-19-20 Rev. B
Date Added:
May 18, 2020
Manufacturer:
RAM
Summary
Fast Feedback Program - 3.0L Diesel Engine and Components - 2020 Ram 1500 (DT) and 2020 Jeep Wrangler (JL) - All Models (Rev. B)
Associated Products (2)
2020 Jeep Wrangler 2020 Ram 1500
Associated Documents
- Download MC-10175099-0001.pdf↗
March 18, 2020•Document ID: 10174179
Service Bulletin/Repair Instructions
FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE
Mfr Comm. #:
D-19-20 Rev. B
Date Added:
April 27, 2020
Manufacturer:
JEEP
Summary
Fast Feedback Program - 3.0L Diesel Engine and Components - 2020 Ram 1500 (DT) and 2020 Jeep Wrangler (JL) - All Models (Rev. B)
Associated Products (2)
2020 Jeep Wrangler 2020 Ram 1500
Associated Documents
- Download MC-10174179-0001.pdf↗
March 16, 2020•Document ID: 10175486
Service Bulletin/Repair Instructions
VISIBILITY
Mfr Comm. #:
S20230000017
Date Added:
May 26, 2020
Manufacturer:
JEEP
Summary
Whistle Wind Noise From Windshield Area.
Associated Products (4)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10175486-0001.pdf↗
March 16, 2020•Document ID: 10175074
Service Bulletin/Repair Instructions
VISIBILITY
Mfr Comm. #:
S20230000017
Date Added:
May 18, 2020
Manufacturer:
JEEP
Summary
Whistle Wind Noise From Windshield Area.
Associated Products (4)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10175074-0001.pdf↗
March 16, 2020•Document ID: 10174154
Service Bulletin/Repair Instructions
BACK OVER PREVENTION; VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES
Mfr Comm. #:
S20230000017
Date Added:
April 27, 2020
Manufacturer:
JEEP
Summary
Whistle Wind Noise From Windshield Area.
Associated Products (4)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10174154-0001.pdf↗
March 11, 2020•Document ID: 10175479
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2025000001
Date Added:
May 26, 2020
Manufacturer:
JEEP
Summary
Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set.
Associated Products (14)
2020 Jeep Wrangler 2020 Ram 1500 2019 Jeep Grand Cherokee 2019 Ram 1500 2018 Jeep Grand Cherokee 2018 Ram 1500 2017 Jeep Grand Cherokee 2017 Ram 1500 2016 Jeep Grand Cherokee 2016 Ram 1500 2015 Jeep Grand Cherokee 2015 Ram 1500 2014 Jeep Grand Cherokee 2014 Ram 1500
Associated Documents
- Download MC-10175479-0001.pdf↗
March 11, 2020•Document ID: 10175067
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2025000001
Date Added:
May 18, 2020
Manufacturer:
RAM
Summary
Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set.
Associated Products (14)
2020 Jeep Wrangler 2020 Ram 1500 2019 Jeep Grand Cherokee 2019 Ram 1500 2018 Jeep Grand Cherokee 2018 Ram 1500 2017 Jeep Grand Cherokee 2017 Ram 1500 2016 Jeep Grand Cherokee 2016 Ram 1500 2015 Jeep Grand Cherokee 2015 Ram 1500 2014 Jeep Grand Cherokee 2014 Ram 1500
Associated Documents
- Download MC-10175067-0001.pdf↗
March 11, 2020•Document ID: 10174147
Service Bulletin/Repair Instructions
EXTERIOR LIGHTING; BACK OVER PREVENTION
Mfr Comm. #:
S2025000001
Date Added:
April 27, 2020
Manufacturer:
RAM
Summary
Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set.
Associated Products (14)
2020 Jeep Wrangler 2020 Ram 1500 2019 Jeep Grand Cherokee 2019 Ram 1500 2018 Jeep Grand Cherokee 2018 Ram 1500 2017 Jeep Grand Cherokee 2017 Ram 1500 2016 Jeep Grand Cherokee 2016 Ram 1500 2015 Jeep Grand Cherokee 2015 Ram 1500 2014 Jeep Grand Cherokee 2014 Ram 1500
Associated Documents
- Download MC-10174147-0001.pdf↗
March 10, 2020•Document ID: 10175478
Service Bulletin/Repair Instructions
POWER TRAIN; ELECTRICAL SYSTEM
Mfr Comm. #:
S2025000002
Date Added:
May 26, 2020
Manufacturer:
JEEP
Summary
Customer complaint includes check engine/MIL light on. Upon further inspection, fault codes will be found in the powertrain control module (PCM) for P0441, P0443 or P0449. Fault codes may be either active or stored.
Associated Products (3)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10175478-0001.pdf↗
March 10, 2020•Document ID: 10175066
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2025000002
Date Added:
May 18, 2020
Manufacturer:
JEEP
Summary
Customer complaint includes check engine/MIL light on. Upon further inspection, fault codes will be found in the powertrain control module (PCM) for P0441, P0443 or P0449. Fault codes may be either active or stored.
Associated Products (3)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10175066-0001.pdf↗

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