2021 Jeep Wrangler Technical Service Bulletins

1,039 technical service bulletins (TSBs) are on record for the 2021 Jeep Wrangler. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10190645Mar 19, 2021Equipment. The EVIC Splash Screen Does Not Display The Rubicon Logo On Vehicles Equipped With The Rubicon Recon 28Y Package
• 10220891Mar 16, 2021Visibility (wipers, defrost, mirrors), Equipment. A/C does not cool and vehicle is low on Freon charge but no leak is found with sniffer or black light anywhere in the system
• 10220882Mar 15, 2021Transmission and drivetrain. Noise From Front Axle Area Over Bumps
• 10190629Mar 15, 2021Suspension. Noise From Front Axle Area Over Bumps
• 10220879Mar 11, 2021Tires, Equipment. Required Updates When Changing Tire Sizes, Installing Mopar Lift Kits With Larger Tires, Manual Transmission Vehicles Setting DTC P08A6
• 10190626Mar 11, 2021Transmission and drivetrain. Required Updates When Changing Tire Sizes, Installing Mopar Lift Kits With Larger Tires, Manual Transmission Vehicles Setting DTC P08A6
• 10220950Mar 9, 2021Electrical system. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the BCM with the latest available software. Customer will notice that the rear wiper blade will not return to the park position when the wiper are turned off.
• 10220930Mar 9, 2021Forward collision avoidance, Brakes. Customer Satisfaction Notification Y09 Advanced Brake Assist
• 10220873Mar 9, 2021Transmission and drivetrain, Engine cooling. Appearance Of A Coolant Leak On The Power Pack Unit (PPU) Fitting Due To Assembly Lubricant
• 10190697Mar 9, 2021Visibility (wipers, defrost, mirrors), Body and structure, Electrical system. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the BCM with the latest available software. Customer will notice that the rear wiper blade will not return to the park position when the wiper are turned off.
• 10190677Mar 9, 2021Brakes. Customer Satisfaction Notification Y09 Advanced Brake Assist
• 10190620Mar 9, 2021Engine cooling. Appearance Of A Coolant Leak On The Power Pack Unit (PPU) Fitting Due To Assembly Lubricant
• 10220835Mar 3, 2021Visibility (wipers, defrost, mirrors), Back-over prevention (rear camera). CAMERA, Rear View For concerns of back up camera flicker/blank/blue/black screen or camera inop, please ensure Radio is at latest software level. After update, system requires three sleep cycles to function properly. Please verify camera LVDS- Low-Voltage Differential Signaling cable connection at camera and radio head unit. Also verify harness connection between high mounted stop lamp and body harness for bent…
• 10220834Mar 3, 2021Engine cooling. ENGINE, Complete If you are replacing the 3.0L Diesel engine assembly due to internal failure, the Diesel Engineering team is requesting more information regarding the repair. Please provide the following information to FCA Redacted Content and proceed with engine order.
• 10190582Mar 3, 2021Back-over prevention (rear camera). CAMERA, Rear View For concerns of back up camera flicker/blank/blue/black screen or camera inop, please ensure Radio is at latest software level. After update, system requires three sleep cycles to function properly. Please verify camera LVDS- Low-Voltage Differential Signaling cable connection at camera and radio head unit. Also verify harness connection between high mounted stop lamp and body harness for bent…
• 10190581Mar 3, 2021Engine cooling. ENGINE, Complete If you are replacing the 3.0L Diesel engine assembly due to internal failure, the Diesel Engineering team is requesting more information regarding the repair. Please provide the following information to FCA Redacted Content and proceed with engine order.
• 10220570Feb 26, 2021Electrical system. U0111-00 Lost Communication With Battery Energy Control Module Set In The HCP. BPCM Offline, Multiple Low Voltage DTC?s.
• 10188774Feb 26, 2021Electrical system. U0111-00 Lost Communication With Battery Energy Control Module Set In The HCP. BPCM Offline, Multiple Low Voltage DTC?s.
• 10220587Feb 18, 2021Equipment. Customer Satisfaction Notification W88 MOPAR Grab Handles
• 10188791Feb 18, 2021Body and structure. Customer Satisfaction Notification W88 MOPAR Grab Handles
• 10220550Feb 13, 2021Electrical system. Jeep Off Road Pages Missing Latitude And Longitude Coordinates
• 10220548Feb 13, 2021Equipment. Favorite Song On-Air Alert List Empty
• 10188754Feb 13, 2021Equipment, Lane departure. Jeep Off Road Pages Missing Latitude And Longitude Coordinates
• 10188752Feb 13, 2021Equipment. Favorite Song On-Air Alert List Empty
• 10220546Feb 12, 2021Back-over prevention (rear camera). Backup Camera has Black Screen with ?Check Entire Surroundings? Message
• 10188750Feb 12, 2021Back-over prevention (rear camera), Equipment. Backup Camera has Black Screen with ?Check Entire Surroundings? Message
• 10220526Feb 5, 2021Steering, Electrical system, Transmission and drivetrain, Air bags. U0131 Lost Communication With Power Steering Control Module A DTC Active. EPS Light On.
• 10220516Feb 5, 2021Back-over prevention (rear camera), Steering. Click Pop Creak Noise While Turning Steering Wheel
• 10188730Feb 5, 2021Electrical system, Equipment, Steering. U0131 Lost Communication With Power Steering Control Module A DTC Active. EPS Light On.
• 10188720Feb 5, 2021Steering, Equipment. Click Pop Creak Noise While Turning Steering Wheel
• 10220512Feb 3, 2021Vehicle speed control. Humming/Buzzing Noise From Under The Hood With The Key Off.
• 10188716Feb 3, 2021Engine cooling, Equipment. Humming/Buzzing Noise From Under The Hood With The Key Off.
• 10220511Feb 2, 2021Engine cooling. No Crank, No Start
• 10188715Feb 2, 2021Engine cooling, Electrical system. No Crank, No Start
• 10215915Jan 27, 2021Electrical system. Warranty Bulletin D-21-01 Fast Feedback Program? Transmission, Front and Rear Axles/Prop Shafts, Front-End Accessory Drive (FEAD), Catalytic Converters and Exhaust Components, Cooling, Fuel and EVAP System Components and Electrical and EPT System Components - 2021 Jeep Wrangler 4xe (JL)
• 10187094Jan 27, 2021Transmission and drivetrain. Warranty Bulletin D-21-01 Fast Feedback Program? Transmission, Front and Rear Axles/Prop Shafts, Front-End Accessory Drive (FEAD), Catalytic Converters and Exhaust Components, Cooling, Fuel and EVAP System Components and Electrical and EPT System Components - 2021 Jeep Wrangler 4xe (JL)
• 10215900Jan 26, 2021Wheels. Front Wheel Well Liner Contacting Tire And Or Loose
• 10187079Jan 26, 2021Wheels. Front Wheel Well Liner Contacting Tire And Or Loose
• 10215899Jan 25, 2021Other or unknown. MOPAR Trailer Brake Accessory Kit And Instructions
• 10187078Jan 25, 2021Other or unknown. MOPAR Trailer Brake Accessory Kit And Instructions
• 10215898Jan 22, 2021Air bags, Back-over prevention (rear camera). Blind Spot Sensor Light Operate Sporadically And Indicates False Detection Without Any DTC
• 10187077Jan 22, 2021Lane departure. Blind Spot Sensor Light Operate Sporadically And Indicates False Detection Without Any DTC
• 10215892Jan 21, 2021Fuel system, Brakes, Engine cooling. High Pressure (HP) Exhaust Gas Recirculation (EGR) Cooler, Perceived Internal Coolant Leak.
• 10215883Jan 21, 2021Exterior lighting. Auto High Beams Do Not Operate
• 10187071Jan 21, 2021Engine cooling. High Pressure (HP) Exhaust Gas Recirculation (EGR) Cooler, Perceived Internal Coolant Leak.
• 10187062Jan 21, 2021Exterior lighting. Auto High Beams Do Not Operate
• 10215916Jan 20, 2021Visibility (wipers, defrost, mirrors). Warranty Bulletin D-18-16 Rev. B Mopar Windshield Made With Corning Gorilla Glass (Rev. B)
• 10215836Jan 20, 2021Engine cooling, Equipment. COOLER, EGR If you are replacing the high pressure EGR cooler (p/n 68490113A$) for a suspected internal coolant leak that was detected by wetness in the EGR pipe or valve, please perform proper cooling system pressure test first to verify the leak. Refer to all published service information regarding Cooling Diagnosis and Testing (LEAK TESTING) before proceeding.
• 10215835Jan 20, 2021Engine cooling, Equipment. VALVE, HIGH PRESSURE EGR If you are replacing the high pressure EGR valve (68490212A$) due to DTC P0407 or P0408 please refer to all published service information regarding proper diagnosis before proceeding. These DTCs are for the low pressure EGR system.
• 10187095Jan 20, 2021Visibility (wipers, defrost, mirrors). Warranty Bulletin D-18-16 Rev. B Mopar Windshield Made With Corning Gorilla Glass (Rev. B)

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