Jeep Wrangler Service Bulletins (2020)

1,021 manufacturer communications on file.

October 14, 2020•Document ID: 10223887
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; EQUIPMENT
Mfr Comm. #:
9004307
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
TRANSMITTER, Integrated Key FOB For concern of keyfob inoperative, please contact FCA Redacted Content prior to replacing/servicing keyfob. If no response within 15 minutes, proceed with repair. Engineering is investigating to determine root cause as warranty return keyfobs are determined trouble not found.
Associated Products (2)
2020 Jeep Gladiator 2020 Jeep Wrangler
Associated Documents
- Download MC-10223887-0001.pdf↗
October 14, 2020•Document ID: 10223884
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
9004309
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
GEAR, Power Steering When installing this gear refer to published service information. The power steering pump software must be updated, and vehicle configuration updated to ensure proper steering feel.
Associated Products (4)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10223884-0001.pdf↗
October 14, 2020•Document ID: 10182998
Service Bulletin/Repair Instructions
EQUIPMENT; ELECTRICAL SYSTEM
Mfr Comm. #:
9004307
Date Added:
November 30, 2020
Manufacturer:
JEEP
Summary
TRANSMITTER, Integrated Key FOB For concern of keyfob inoperative, please contact FCA Redacted Content prior to replacing/servicing keyfob. If no response within 15 minutes, proceed with repair. Engineering is investigating to determine root cause as warranty return keyfobs are determined trouble not found.
Associated Products (2)
2020 Jeep Gladiator 2020 Jeep Wrangler
Associated Documents
- Download MC-10182998-0001.pdf↗
October 14, 2020•Document ID: 10182995
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM:SOFTWARE; STEERING
Mfr Comm. #:
9004309
Date Added:
November 30, 2020
Manufacturer:
JEEP
Summary
GEAR, Power Steering When installing this gear refer to published service information. The power steering pump software must be updated, and vehicle configuration updated to ensure proper steering feel.
Associated Products (4)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10182995-0001.pdf↗
October 10, 2020•Document ID: 10223917
Service Bulletin/Repair Instructions
SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT
Mfr Comm. #:
S2008000085RevA
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
ABS, ESC Lamp On, Red Brake Lamp Flashing
Associated Products (3)
2021 Jeep Wrangler 2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10223917-0001.pdf↗
October 10, 2020•Document ID: 10183028
Service Bulletin/Repair Instructions
EXTERIOR LIGHTING:BRAKE LIGHTS; SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT
Mfr Comm. #:
S2008000085 Rev.
Date Added:
November 30, 2020
Manufacturer:
JEEP
Summary
ABS, ESC Lamp On, Red Brake Lamp Flashing
Associated Products (3)
2021 Jeep Wrangler 2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10183028-0001.pdf↗
September 30, 2020•Document ID: 10181582
Service Bulletin/Repair Instructions
VISIBILITY:SUN/MOON ROOF ASSEMBLY
Mfr Comm. #:
S1923000018 Rev.
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
(Revision A) Water Leak From Front Or Rear Of Sky Slider Open Top
Associated Products (3)
2021 Jeep Wrangler 2020 Jeep Wrangler 2019 Jeep Wrangler
Associated Documents
- Download MC-10181582-0001.pdf↗
September 29, 2020•Document ID: 10181583
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
S1921000007 Rev.
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
(Revision A) Engine Restarting On Stop/Start Event Without Releasing The Brake Pedal, EVIC Displays Shift To P Then Desired Gear, D on PRNDL Flashing
Associated Products (15)
2021 Dodge Durango 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Wrangler 2020 Dodge Durango 2020 Jeep Gladiator 2020 Jeep Grand Cherokee 2020 Jeep Wrangler 2019 Dodge Durango 2019 Jeep Grand Cherokee 2019 Jeep Wrangler 2018 Dodge Durango 2018 Jeep Grand Cherokee 2018 Jeep Wrangler 2017 Jeep Grand Cherokee
Associated Documents
- Download MC-10181583-0001.pdf↗
September 26, 2020•Document ID: 10181634
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
08-074-20 REV. B
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
Improved Steering Feel This bulletin involves replacing the steering gear and updating the Electric Hydraulic Power Steering (EHPS) software, if required. The customer may describe one or more of the following:Steering wander. Vehicle has a lead/pull to the right or left.The lead/pull will be more noticeable in hot ambient temperatures. Steering feels like it has excess play.This Technical Service Bulletin (TSB) repair will NOT correct a sustained steering shake, shimmy or vibration. Video aid has been developed for this issue. Refer to the detailed service procedures available in DealerConnect>Service Library under: Service Info>19 - Steering / Linkage / Damper, Steering /Removal and Installation.
Associated Products (4)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10181634-0001.pdf↗
September 25, 2020•Document ID: 10181578
Service Bulletin/Repair Instructions
TIRES
Mfr Comm. #:
S1821000006 Rev.
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
(Revision A) Oversized Tire Calibration For Customized Jeep Wrangler, Gladiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline
Associated Products (6)
2021 Jeep Gladiator 2021 Jeep Wrangler 2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10181578-0001.pdf↗
September 16, 2020•Document ID: 10181616
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
08-074-20 REV. A
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
Improved Steering Feel This bulletin involves replacing the steering gear and updating the Electric Hydraulic Power Steering (EHPS) software, if required. The customer may describe one or more of the following:Steering wander. Vehicle has a lead/pull to the right or left.The lead/pull will be more noticeable in hot ambient temperatures. Steering feels like it has excess play.This Technical Service Bulletin (TSB) repair will NOT correct a sustain steering shake, shimmy or vibration. Video aid has been developed for this issue. Refer to the detailed service procedures available in DealerConnect>Service Library under: Service Info>19 - Steering / Linkage / Damper, Steering /Removal and Installation.
Associated Products (4)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10181616-0001.pdf↗
September 16, 2020•Document ID: 10181585
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
68427
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
D-20-12 Service Bulletin 08-074-20 - Jeep Wrangler (JL) and Jeep Gladiator (JT) - Improved Steering Feel
Associated Products (4)
2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10181585-0001.pdf↗
September 15, 2020•Document ID: 10181558
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT
Mfr Comm. #:
S2008000141
Date Added:
October 26, 2020
Manufacturer:
RAM
Summary
Navigation Shows Incorrect Location
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-10181558-0001.pdf↗
September 11, 2020•Document ID: 10181544
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT
Mfr Comm. #:
S2008000139
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
Radio Inoperative Or Will Not Turn On
Associated Products (1)
2020 Jeep Wrangler
Associated Documents
- Download MC-10181544-0001.pdf↗
September 9, 2020•Document ID: 10181548
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2025000001 Rev.
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
(Revision A) Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set.
Associated Products (15)
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 Chrysler 300 2014 Jeep Grand Cherokee 2014 Ram 1500
Associated Documents
- Download MC-10181548-0001.pdf↗
September 5, 2020•Document ID: 10181599
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
08-080-20
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
UAQ and UCQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to 34.2. Customers may experience one or more of the following:Radio screen goes black. Voice Recognition (VR) call contact name not recognized. In addition, the following software enhancements are also available:Bluetooth improvements. Navigation improvements.
Associated Products (2)
2020 Jeep Gladiator 2020 Jeep Wrangler
Associated Documents
- Download MC-10181599-0001.pdf↗
September 5, 2020•Document ID: 10181545
Service Bulletin/Repair Instructions
EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mfr Comm. #:
S2008000123 Rev.
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
(Revision B) Radio Resets While Driving Under 1000 RPM
Associated Products (5)
2021 Jeep Gladiator 2021 Jeep Wrangler 2021 Ram 1500 2020 Jeep Wrangler 2020 Ram 1500
Associated Documents
- Download MC-10181545-0001.pdf↗
September 4, 2020•Document ID: 10181597
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
08-079-20
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
UGQ Radio Enhancements This bulletin involves inspecting and if required updating the radio software to:28.3 - 2018 34.21 - 2019 and 2020 Customers may experience one or more of the following:Intermittently, the radio screen will black out after key is turned on.(For 34.21 Only) Navigation screen freezes after a Voice Recognition (VR) command. Warning chime will not turn off. Radiodisplay black, except application bar. Language setting reverting from customer set language to Italian language. Message displayed ?TomTom® live services unavailable?. Frequent pop-ups during startup saying device not connected - Uconnect LIVE. Uconnect Live feature may not function properly. Radio may reset, turn off and then back on. Audio distortion heard during phone calls and CarPlay®. In addition the following enhancements are included:Bluetooth® improvements. VR improvements. Russian language enhancements.
Associated Products (3)
2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10181597-0001.pdf↗
September 2, 2020•Document ID: 10181540
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2018000010
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
Malfunction Indicator Lamp (MIL) Illuminated, Diagnostic Trouble Code (DTC) P2C90 - Crankcase Ventilation System - Hose "A" Disconnected or P04FC -Crankcase Ventilation Performance
Associated Products (3)
2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10181540-0001.pdf↗
September 1, 2020•Document ID: 10181537
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; AIR BAGS
Mfr Comm. #:
S2008000136
Date Added:
October 26, 2020
Manufacturer:
JEEP
Summary
Passenger Air Bag Disable Lamp On Flashing When PADL Switch Is Connected
Associated Products (5)
2021 Jeep Gladiator 2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10181537-0001.pdf↗

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