Jeep Wrangler Service Bulletins
1,423 manufacturer communications on file.
- January 5, 2022•Document ID: 10222968Service Bulletin/Repair InstructionsSERVICE BRAKES, HYDRAULIC; BACK OVER PREVENTION; SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING; ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL
- Mfr Comm. #:
- 1800122
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryFlash: 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, a technician may find one or more of the following DTCs have been set: P04DB - Crankcase Ventilation System Disconnected. P040F - EGR Temperature Sensor A-B Correlation. P225D - Nox Sensor 1/1 Performance - Signal Stuck Low. P0088 - Fuel Rail Pressure Too High. P0404 - EGR ?A? Control Circuit Range/Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P208B - Reductant Pump 1 Control Performance. P0524 - Low oil pressure (during start up in cold ambient temps). P249C-00 - Excessive Time To Enter Closed Loop Reductant Injection Control. P02E8-00 - Diesel Intake Air Flow Position Sensor Circuit Low. P20FB-00 - Reductant Pump 2 Control Performance. P065A-00 - Generator System Performance. Customers may experience one or more of the following:Slow acceleration. Reduced vehicle speed&torque in high and 4 low. Poor cold idle stability. Poor idle quality with AC on. Excessive engine speed oscillations at tachometer red-line. Following a long key-on situation, poor cold start and idle stability. Cold hard start/extended crank. Block heater not providing a proper cold start and stable idle. High idle speeds at altitude when remote start is active. The cruise control and speed limited set speed doesn?t match the speedometer. It could be up to 2.5 kph (1.5 mph) difference. Other Software enhancements:Corrects instances of vehicles restarting once SRC Inducement is active, and the mileage countdown has expired. Reduce engine delay during cold start garage shifts. Improve idle stability, Improvement of cold start and combustion stability after start during cold ambient temperatures. Eliminate turbocharger surge on tip-out. Eliminate idle oscillation in park and drive. Speedometer accuracy improvement(s). Cruise control updates.
Associated Products (1)Associated Documents - January 1, 2022•Document ID: 10222995Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE
- Mfr Comm. #:
- 700122
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryWater 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.
Associated Products (1)Associated Documents - January 1, 2022•Document ID: 10222962Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
- Mfr Comm. #:
- Recall
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryEmissions Recall Y75 Instrument Panel Cluster Software
Associated Products (2)Associated Documents - January 1, 2022•Document ID: 10222950Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- S2008000033
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryMIL Lamp On, DTC P0325 - Knock Sensor 1 Circuit
Associated Products (1)Associated Documents - January 1, 2022•Document ID: 10222946Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL
- Mfr Comm. #:
- S2208000025
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryABS Lamp On, U0121 Lost Communication With ABS Module, Stop Start Inoperative U0037-00 LIN BUS
Associated Products (2)Associated Documents - January 1, 2022•Document ID: 10222943Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- S2208000022
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryNo Crank, No Start, Battery Light On
Associated Products (1)Associated Documents - January 1, 2022•Document ID: 10222930Service Bulletin/Repair InstructionsEXTERIOR LIGHTING
- Mfr Comm. #:
- S2118000015
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryMalfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P0403 ? EGR Control Circuit Open, Set.
Associated Products (6)Associated Documents - January 1, 2022•Document ID: 10222909Service Bulletin/Repair InstructionsLANE DEPARTURE
- Mfr Comm. #:
- S2208000008
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryService Axle Locker Warning Message
Associated Products (1)Associated Documents - January 1, 2022•Document ID: 10222896Service Bulletin/Repair InstructionsBACK OVER PREVENTION; POWER TRAIN
- Mfr Comm. #:
- S2223000001
- Date Added:
- October 17, 2022
- Manufacturer:
- JEEP
SummaryRattle Noise From Power Top Driving Over Bumps Or Rough Road
Associated Products (2)Associated Documents - November 24, 2021•Document ID: 10204304Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- 9004448
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryMASTER CYLINDER, Brake Prior to replacing the master cylinder please call Paul Kuehl at (248) 535-7013FCA Redacted Content. If no response in 15 minutes, proceed with repair.
Associated Products (1)Associated Documents - November 19, 2021•Document ID: 10204405Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; HYBRID PROPULSION SYSTEM
- Mfr Comm. #:
- 08-177-21
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryBEV/Hybrid - Showroom and Display Vehicle Battery Maintenance This information only bulletin discusses procedures that must be followed for BEV/Hybrid vehicles that are on display at dealership showrooms.
Associated Products (8)Associated Documents - November 19, 2021•Document ID: 10204344Service Bulletin/Repair InstructionsBACK OVER PREVENTION; VEHICLE SPEED CONTROL; STRUCTURE:BODY:DOOR
- Mfr Comm. #:
- S2123000079
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryWind Noise And Or Water Leak From Door Seal Area
Associated Products (3)Associated Documents - November 17, 2021•Document ID: 10204333Service Bulletin/Repair InstructionsVISIBILITY:SUN/MOON ROOF ASSEMBLY
- Mfr Comm. #:
- S2108000270
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummarySky Slider Power Top Does Not Operate, New Power Top Motors Will Not Power Operate To Calibrate
Associated Products (2)Associated Documents - November 17, 2021•Document ID: 10204302Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- 9004447
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryCOVER, Engine 2021 JL / JT Engine Cover Removal - Dealer notification for removal of cover. Please note that the Aesthetic Engine Cover (05281562AC) has been removed on ALL JL/JT 3.6L Vehicle Configurations. Please note that a lack of engine cover matches engineering release. The engine cover will no longer be included on any 3.6L models of the JL/JT. Additionally, please note that it is OK to proceed to vehicle sale with the related front and rear engine cover brackets (05281948AB, 05281949AB) is OK. Brackets are not required to be removed prior to vehicle sale and will be removed from future vehicle builds. Please note that any dealer attempt to add an engine cover, or remove related bracketry, will be subject to dealer charge back for the associated costs.
Associated Products (2)Associated Documents - November 16, 2021•Document ID: 10204332Service Bulletin/Repair InstructionsAIR BAGS:SENSOR:SIDE IMPACT
- Mfr Comm. #:
- S2108000269
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryAir Bag Lamp On, DTC B2761-11 B Pillar Side Impact Sensor Circuit Short
Associated Products (2)Associated Documents - November 15, 2021•Document ID: 10204301Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- 9004444
- Date Added:
- December 13, 2021
- Manufacturer:
- DODGE
SummarySPRING, Valve For conern of misfire or misfire related DTCs and diagnosis leads to a broken valve spring, please replace all valve springs and contact FCA Redacted Content to FasTrak all replaced parts to QEC for further analysis. If no response in 15 minutes, proceed with repair.
Associated Products (9)Associated Documents - November 12, 2021•Document ID: 10204330Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- S2109000005 Rev.
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryIssue is engine cover not installed from the factory.
Associated Products (3)Associated Documents - November 3, 2021•Document ID: 10204371Service Bulletin/Repair InstructionsSERVICE BRAKES; PARKING BRAKE; WHEELS
- Mfr Comm. #:
- 05-006-21
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryRear Caliper Adapter Bolts Are Loose Or Missing This bulletin includes replacing all four rear caliper adapter bolts if loose or missing. Customers may comment on one or more of the following:Click or clunk from the rear of the vehicle. A missing or loose rear brake caliper adapter boltFig. 1.Missing And Loose Caliper Adapter Bolts
Associated Products (2)Associated Documents - November 2, 2021•Document ID: 10204320Service Bulletin/Repair InstructionsWHEELS
- Mfr Comm. #:
- S2123000074
- Date Added:
- December 13, 2021
- Manufacturer:
- JEEP
SummaryFront Wheel Well Splash Liner Contacting Tire
Associated Products (2)Associated Documents - August 31, 2021•Document ID: 10219989Service Bulletin/Repair InstructionsFUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM
- Mfr Comm. #:
- S1818000024RevB
- Date Added:
- September 15, 2022
- Manufacturer:
- JEEP
SummaryDiesel Fuel Injector Cleaning Procedure
Associated Products (3)Associated Documents