2018 Jeep Wrangler Technical Service Bulletins

717 technical service bulletins (TSBs) are on record for the 2018 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.

• 10223411May 7, 2021Visibility (wipers, defrost, mirrors), Body and structure. Squeak and or Chirp Noise From Lift Gate Glass
• 10223251May 7, 2021Body and structure. Squeak and or Chirp Noise From Lift Gate Glass
• 10198345May 7, 2021Back-over prevention (rear camera). Squeak and or Chirp Noise From Lift Gate Glass
• 10230082May 3, 2021Transmission and drivetrain. Warranty Bulletin D-20-23 Part Order Restriction Program - 48V Power Pack Unit (PPU) - Select 2018 - 2021 Jeep Wrangler (JL) and 2019 - 2021 RAM (DT) (Rev. A)
• 10223470May 3, 2021Transmission and drivetrain. Warranty Bulletin D-20-23 Part Order Restriction Program - 48V Power Pack Unit (PPU) - Select 2018 - 2021 Jeep Wrangler (JL) and 2019 - 2021 RAM (DT) (Rev. A)
• 10223310May 3, 2021Transmission and drivetrain. Warranty Bulletin D-20-23 Part Order Restriction Program - 48V Power Pack Unit (PPU) - Select 2018 - 2021 Jeep Wrangler (JL) and 2019 - 2021 RAM (DT) (Rev. A)
• 10198404May 3, 2021Transmission and drivetrain. Warranty Bulletin D-20-23 Part Order Restriction Program - 48V Power Pack Unit (PPU) - Select 2018 - 2021 Jeep Wrangler (JL) and 2019 - 2021 RAM (DT) (Rev. A)
• 10221225Apr 29, 2021Electrical system, Equipment. ULQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to 34.2. If the software update is performed on a radio with software below 19.9, the radio could be damaged and will need to be replaced. Customers may experience one or more of the following:Lost radio presets. Radio display screen is black when the ignition is on. Radio may reset, turn itself off and then…
• 10194078Apr 29, 2021Electrical system. ULQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to 34.2. If the software update is performed on a radio with software below 19.9, the radio could be damaged and will need to be replaced. Customers may experience one or more of the following:Lost radio presets. Radio display screen is black when the ignition is on. Radio may reset, turn itself off and then…
• 10221160Apr 23, 2021Body and structure, Equipment. Tick Noise From A-pillar Front Power Top Side Rail
• 10194013Apr 23, 2021Transmission and drivetrain, Back-over prevention (rear camera). Tick Noise From A-pillar Front Power Top Side Rail
• 10221208Apr 22, 2021Other or unknown, Equipment. Key FOBIK Shortage and Restriction This bulletin is to inform customers, FOBIKs will be on restriction due to a temporary semi conductor shortage. Key FOBIKs to service customer vehicles are limited to customer vehicles which are inoperable and a spare FOBIK is not available.
• 10194061Apr 22, 2021Equipment. Key FOBIK Shortage and Restriction This bulletin is to inform customers, FOBIKs will be on restriction due to a temporary semi conductor shortage. Key FOBIKs to service customer vehicles are limited to customer vehicles which are inoperable and a spare FOBIK is not available.
• 10221154Apr 17, 2021Electrical system. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle, Intermittent Key Not Detected Message
• 10221153Apr 17, 2021Equipment, Electrical system. Battery Tester Warranty Code Procedures, Midtronics Charger Update Process
• 10194007Apr 17, 2021Transmission and drivetrain. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle, Intermittent Key Not Detected Message
• 10221152Apr 16, 2021Equipment, Electrical system. Battery Tester Warranty Code Procedures, Medtronic Update Process
• 10221150Apr 16, 2021Transmission and drivetrain. Gear Ratio DTC?s, Transmission Shift Concerns, Does Not Shift At Times, Shudders
• 10221200Apr 15, 2021Exterior lighting, Back-over prevention (rear camera), Electrical system…. Flash: 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 f Customers may comment on one or more of the following: Excessive fan noise when the A/C is on MAX output. Rough idle at engine start up in colder ambient temperatures.
• 10221105Apr 15, 2021Equipment, Engine. TRANSMITTER, Integrated Key FOB Due to a global semiconductor shortage, service availability of this part is limited. To maintain production and service requirements, FOBIKs affected by the shortage will be available on an ?as required basis?. This FOBIK should only be ordered in the event the vehicle is inoperable, and there are no other FOBIKs available. It is requested the customer uses their spare FOBIK until…
• 10194053Apr 15, 2021Electrical system, Back-over prevention (rear camera), Fuel system, Brakes…. Flash: 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 that one or more of the following DTCs have been set:P02EE - Cylinder 1 Injector Circuit Performance(APAC, EMEA and LATAM Only). P02EF - Cylinder 2 Injector Circuit…
• 10193958Apr 15, 2021Equipment. TRANSMITTER, Integrated Key FOB Due to a global semiconductor shortage, service availability of this part is limited. To maintain production and service requirements, FOBIKs affected by the shortage will be available on an ?as required basis?. This FOBIK should only be ordered in the event the vehicle is inoperable, and there are no other FOBIKs available. It is requested the customer uses their spare FOBIK until…
• 10221193Apr 13, 2021Body and structure. Soft Top Wear Due To Contact With Number Two Bow Side Frame Link This bulletin includes inspecting the soft top in the closed position for wear or holes and applying anti-wear tape. Customers may comment on one or more of the following:Wear on soft top cover. A hole in soft top cover.
• 10194046Apr 13, 2021Body and structure. Soft Top Wear Due To Contact With Number Two Bow Side Frame Link This bulletin includes inspecting the soft top in the closed position for wear or holes and applying anti-wear tape. Customers may comment on one or more of the following:Wear on soft top cover. A hole in soft top cover.
• 10221188Apr 9, 2021Electrical system. Key FOBIK Shortage and Restriction This bulletin is to inform customers, technicians and sales staff that vehicles are being delivered with only one key FOBIK due to a temporary semi conductor shortage. The customer may notice that they only have one key FOBIK when the vehicle was delivered or need an additional key FOBIK due to a lost or damaged keyFOBIK.Key FOBIKs to service customer vehicles are limited to…
• 10221137Apr 9, 2021Equipment, Electrical system. Apple CarPlay Does Not Work Or Not Connecting
• 10221135Apr 9, 2021Steering. Steering Damper Mounting Information
• 10194041Apr 9, 2021Equipment. Key FOBIK Shortage and Restriction This bulletin is to inform customers, technicians and sales staff that vehicles are being delivered with only one key FOBIK due to a temporary semi conductor shortage. The customer may notice that they only have one key FOBIK when the vehicle was delivered or need an additional key FOBIK due to a lost or damaged keyFOBIK.Key FOBIKs to service customer vehicles are limited to…
• 10193990Apr 9, 2021Back-over prevention (rear camera), Equipment. Apple CarPlay Does Not Work Or Not Connecting
• 10193988Apr 9, 2021Steering. Steering Damper Mounting Information
• 10221101Apr 7, 2021Electrical system. TRANSMITTER, Integrated Key FOB Due to a global semiconductor shortage, service availability of this part is limited. To maintain production and service requirements, FOBIKs affected by the shortage will be available on an ?as required basis?. This FOBIK should only be ordered in the event the vehicle is inoperable, and there are no other FOBIKs available. It is requested the customer uses their spare FOBIK until…
• 10221097Apr 7, 2021Transmission and drivetrain. Transmission Kit with Torque Converter 1. All Promaster (VF) 3.6L/62TE equipped vehicles. If the transmission bracket to the transmission case fasteners are removed during servicing, the fasteners (Part Number 06511385A$) are one-time usage.
• 10193954Apr 7, 2021Equipment. TRANSMITTER, Integrated Key FOB Due to a global semiconductor shortage, service availability of this part is limited. To maintain production and service requirements, FOBIKs affected by the shortage will be available on an ?as required basis?. This FOBIK should only be ordered in the event the vehicle is inoperable, and there are no other FOBIKs available. It is requested the customer uses their spare FOBIK until…
• 10221126Apr 2, 2021Engine cooling. A Buzz, Squeak, Rattle (BSR), Clicking Noise Heard From Left Side Of The Freedom Top.
• 10193979Apr 2, 2021Engine cooling, Back-over prevention (rear camera). A Buzz, Squeak, Rattle (BSR), Clicking Noise Heard From Left Side Of The Freedom Top.
• 10190667Mar 31, 2021Engine cooling. Customer complaint may include engine oil leak/consumption.
• 10190589Mar 31, 2021Engine cooling. ADAPTER, Engine Oil Filter (Pentastar V6) All vehicles equipped with a 3.2L or 3.6L except for model year 2014 vehicles with leak concern: 1) Ensure the Oil Filter Adapter (OFA) Cap O-ring is seated in the proper groove in the cap and not damaged or cut. 2) If replacing the (OFA) due to a leak detected between (OFA) and block. Ensure the torque on the 5 bolts are torqued to 12nm. If not record the actual values…
• 10220913Mar 27, 2021Equipment. Chime Stuck On In The Audio System
• 10190660Mar 27, 2021Equipment. Chime Stuck On In The Audio System
• 10220911Mar 26, 2021Equipment. Radio Replacement Reset Routine, Radio Has Missing Icons Or Are Grayed Out
• 10190658Mar 26, 2021Equipment. Radio Replacement Reset Routine, Radio Has Missing Icons Or Are Grayed Out
• 10220967Mar 23, 2021Electrical system, Equipment. UGQ Radio Enhancements This bulletin involves inspecting and if required updating the radio software to:28.3 - 2018 MY 34.21 - 2020 MY 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. Radio display black, except application…
• 10190714Mar 23, 2021Lane departure. UGQ Radio Enhancements This bulletin involves inspecting and if required updating the radio software to:28.3 - 2018 MY 34.21 - 2020 MY 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. Radio display black, except application…
• 10220882Mar 15, 2021Transmission and drivetrain. Noise From Front Axle Area Over Bumps
• 10190629Mar 15, 2021Suspension. Noise From Front Axle Area Over Bumps
• 10220877Mar 12, 2021Back-over prevention (rear camera), Vehicle speed control. Creak Tick Pop Noise From Door Or Doors
• 10190624Mar 12, 2021Body and structure. Creak Tick Pop Noise From Door Or Doors
• 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
• 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…

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