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.

• 10175733Apr 21, 2020Fuel system. Possible Driveability Issues due to the Winter-Blend Fuel into the Warmer Season
• 10175674Apr 17, 2020Steering. Hands On Steering Wheel Message In EVIC
• 10175725Apr 9, 2020Engine cooling. Water Pump Inlet Tube Fastener Torque This bulletin involves checking the torque on the water pump inlet tube fasteners to possibly eliminate coolant leak at this location. The customer may describe either a coolant leak or the coolant level is low.
• 10175666Apr 9, 2020Visibility (wipers, defrost, mirrors). Customer Indicates Vehicle Has Poor Air Flow Through Demister (Side) Dash Vents
• 10175616Apr 8, 2020Seats, Vehicle speed control. FRAME, Rear Seat Back, And Cushion Assembly For all 2-door vehicles, if rear seat exhibits one of the following conditions, please call FCA redacted Content prior to repair. Rear Seat Does Not Fold Cannot Remove Seat Seat Cables Stretched/Broken Seat Latch Seized Rear Seat release not working If no answer, please leave a message with dealer contact and VIN information. If no response in 15 minutes, proceed with…
• 10175657Apr 4, 2020Equipment. Low Charging Voltage Displayed On Cluster
• 10175645Apr 1, 2020Electrical system. Audio Mute On All Sources Except AM
• 10175642Apr 1, 2020Transmission and drivetrain, Back-over prevention (rear camera). Tick Noise From A-pillar Front Power Top Side Rail
• 10175612Apr 1, 2020Steering, Fuel system. DAMPER, Steering Additional service procedure steps before replacing the steering damper: Before istalling the steering damper to the vehicle, it is important to prime the new damper by 5 continuous compression ? extension stroke cycles by hand, each cycle consists of a full compression and a full extension stroke, without stops as fast as possible. Use large screwdrivers inserted in the bushings to aid in purging.
• 10175529Mar 31, 2020Visibility (wipers, defrost, mirrors). Customer Satisfaction Notification V88 Rear Quarter Windows
• 10175116Mar 31, 2020Equipment. Customer Satisfaction Notification V88 Rear Quarter Windows
• 10174196Mar 31, 2020Visibility (wipers, defrost, mirrors). Customer Satisfaction Notification V88 Rear Quarter Windows
• 10175504Mar 28, 2020Equipment. Satellite Radio Inoperative Radio Has Code B156B-13.
• 10175091Mar 28, 2020Equipment. Satellite Radio Inoperative Radio Has Code B156B-13.
• 10174171Mar 28, 2020Equipment. Satellite Radio Inoperative Radio Has Code B156B-13.
• 10175581Mar 26, 2020Engine cooling, Fuel system. Water Pump Inlet Tube Fastener Torque This bulletin involves checking the torque on the water pump inlet tube fasteners to possibly eliminate coolant leak at this location. The customer may describe either a coolant leak or the coolant level is low.
• 10175499Mar 26, 2020Electrical system. Low Charging Voltage Displayed On Cluster
• 10175168Mar 26, 2020Fuel system, Engine cooling. Water Pump Inlet Tube Fastener Torque This bulletin involves checking the torque on the water pump inlet tube fasteners to possibly eliminate coolant leak at this location. The customer may describe either a coolant leak or the coolant level is low.
• 10174248Mar 26, 2020Equipment, Engine cooling. Water Pump Inlet Tube Fastener Torque This bulletin involves checking the torque on the water pump inlet tube fasteners to possibly eliminate coolant leak at this location. The customer may describe either a coolant leak or the coolant level is low.
• 10175439Mar 25, 2020Equipment. PUMP, Water (Water Pump Inlet Tube) For concern of leak at water pump, please check and re-torque water pump inlet tube fasteners as described in Service Bulletin 07-001-20 before replacing the water pump.
• 10175027Mar 25, 2020Equipment. PUMP, Water (Water Pump Inlet Tube) For concern of leak at water pump, please check and re-torque water pump inlet tube fasteners as described in Service Bulletin 07-001-20 before replacing the water pump.
• 10174107Mar 25, 2020Engine cooling. PUMP, Water (Water Pump Inlet Tube) For concern of leak at water pump, please check and re-torque water pump inlet tube fasteners as described in Service Bulletin 07-001-20 before replacing the water pump.
• 10175528Mar 24, 2020Steering, Suspension, Equipment. Customer Satisfaction Notification V41 Steering Damper
• 10175495Mar 24, 2020Steering. Shimmy Felt In Front End
• 10175115Mar 24, 2020Steering. Customer Satisfaction Notification V41 Steering Damper
• 10175083Mar 24, 2020Body and structure. Shimmy Felt In Front End
• 10174195Mar 24, 2020Steering. Customer Satisfaction Notification V41 Steering Damper
• 10174163Mar 24, 2020Body and structure. Shimmy Felt In Front End
• 10175565Mar 18, 2020Electrical system, Exterior lighting, Back-over prevention (rear camera), Fuel…. 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:P0456 - EVAP System Small Leak.If DTC P0456 is present use wiTECH Small Leak Verification Test (SLVT) to…
• 10175152Mar 18, 2020Transmission and drivetrain. 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:P0456 - EVAP System Small Leak.If DTC P0456 is present use wiTECH Small Leak Verification Test (SLVT) to…
• 10174232Mar 18, 2020Transmission and drivetrain, 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 find that one or more of the following DTCs have been set:P0456 - EVAP System Small Leak.If DTC P0456 is present use wiTECH Small Leak Verification Test (SLVT) to…
• 10175486Mar 16, 2020Visibility (wipers, defrost, mirrors). Whistle Wind Noise From Windshield Area.
• 10175074Mar 16, 2020Visibility (wipers, defrost, mirrors). Whistle Wind Noise From Windshield Area.
• 10174154Mar 16, 2020Back-over prevention (rear camera), Visibility (wipers, defrost, mirrors). Whistle Wind Noise From Windshield Area.
• 10175477Mar 9, 2020Suspension. Noise From Front Axle Area Over Bumps
• 10175065Mar 9, 2020Suspension. Noise From Front Axle Area Over Bumps
• 10174145Mar 9, 2020Body and structure. Noise From Front Axle Area Over Bumps
• 10175510Mar 4, 2020Equipment. DIPAP Requirements - Addition of Jeep Wrangler (JL/JK) and Jeep Gladiator (JT) Hard Top and Targa Top Panel Replacements - All Dealers (Rev. A)
• 10175466Mar 4, 2020Electrical system. 4WD Lamp On, Service 4WD System, DTC C147B-14 Front Axle Disconnect Sensor-Circuit Short To Ground Or Open
• 10175054Mar 4, 2020Electrical system. 4WD Lamp On, Service 4WD System, DTC C147B-14 Front Axle Disconnect Sensor-Circuit Short To Ground Or Open
• 10174134Mar 4, 2020Electrical system. 4WD Lamp On, Service 4WD System, DTC C147B-14 Front Axle Disconnect Sensor-Circuit Short To Ground Or Open
• 10173382Feb 29, 2020Electrical system, Transmission and drivetrain. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC):P0456 EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification Test (SLVT) to determine…
• 10173328Feb 26, 2020Electrical system, Equipment. Key Programming, Security Pin Request, Pin Invalid
• 10173285Feb 26, 2020Electrical system, Transmission and drivetrain, Visibility (wipers, defrost…. SWITCH, Power Window For concern of rear windows INOP from the rear window switch, please contact FCA Redacted Content before replacing the part. If no response in 15 minutes, proceed with repair.
• 10173283Feb 26, 2020Seats, Vehicle speed control. FRAME, Front Seat Cushion For all 2 door JL vehicles, if the front driver or passenger seat is stuck in the folded (EZ entry) position or it won't return to normal seating position, review SB 23-020-19 prior to replacing the seat frame.
• 10173329Feb 25, 2020Suspension. Noise From Front Axle Area Over Bumps
• 10173322Feb 24, 2020Body and structure, Equipment. Wind Whistle Noise From Glove Box Area Above 35 MPH
• 10173320Feb 24, 2020Electrical system. ESC Light Illuminated. DTC C1252-92 VACUUM PUMP CONTROL CIRCUIT And Or P258B ELECTRONIC VACUUM PUMP PERFORMANCE
• 10173326Feb 23, 2020Lane departure, Electrical system, Back-over prevention (rear camera). Rear Park Assist Warning Chime, Rear Park Sense Unavailable Wipe Sensor Message While Backing Up No Object Present
• 10173374Feb 19, 2020Electrical system, Transmission and drivetrain. 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:P0456 - EVAP System Small Leak.If DTC P0456 is present use wiTECH Small Leak Verification Test (SLVT)to…

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