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Service bulletins for the 2016 Jeep Wrangler

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

195 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
05184546A2022-08-22. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. 3.6L Oil Pan Drain Plug and Pan: When an oil pan leak is detected and the oil drain plug is loose please on JK/KL models call one of the following people. If your call in not answered within 15 minutes please proceed with the repair. First: Joe Lovell Cell (734) 309-6467 - joe.lovell@fcagroup.com Second: Scott Kucharek Cell (248) 260-0725 - scott.kucharek@fcagroup.com Third: Jermanjit Dhillon Cell (248) 260-0725 - jermanjit.dhillon@fcagroup.com
08-005-17 REV. A2022-08-08. Service bulletin. BACK OVER PREVENTION; STEERING; EXTERIOR LIGHTING; WHEELS; AIR BAGS; LANE DEPARTURE; ELECTRICAL SYSTEM. Clockspring Replacement (X68 Warranty Extension) This bulletin involves diagnosing the clockspring/Steering Angle Sensor (SAS).If the diagnostic tests indicate the clockspring/SAS requires replacement, replace the clockspring, upper and lower steering column shrouds and steering wheel back cover. Some customers may experience the illumination of the airbag warning lamp or traction control indicator lamp. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: B1B00 - Driver Airbag Squib 1 Circuit Low. B1B01 - Driver Airbag Squib 1 Circuit High. B1B02 - Driver Airbag Squib 1 Circuit Open. B1B03 - Driver Airbag Squib 1 Circuit Shorted Together. B1B04 - Driver Airbag Squib 2 Circuit Low. B1B05 - Driver Airbag Squib 2 Circuit High. B1B06 - Driver Airbag Squib 2 Circuit Open. B1B07 - Driver Airbag Squib 2 Circuit Shorted Together. C123F - Steering Angle Sensor Comparative Performance. C1219 - Steering Angle Sensor Erratic Performance. C2205 - Steering Angle Sensor Internal. P0579 - Speed Control Multiplexed Switch #1 Performance. P0581 - Speed Control Multiplexed Switch #1 High. P0591 - Speed Control Multiplexed Switch #2 Performance. P0593 - Speed Control Multiplexed Switch #2 High. U1109 - Lost Communication With Lin Steering Wheel Controls.
90036992022-08-08. Service bulletin. ELECTRICAL SYSTEM:SEAT HEATER:WIRING HARNESS. Heated Seat Elements; Cushion and Back DEALERCONNECT HEATED ELEMENT RESISTANCE INFO OUT IS OF SPEC. Prior to ordering any of the parts (55057300A$, 55057293A$, 55057301A$, 55057294A$) Please contact Micah Straub at cell phone# 248-613-2478 for further instructions. Leave a voice mail and your call will be returned promptly. 5.1 to 7.8 is the correct resistance value although ambient temperature will affect this value. Please call for detailed information. If no return call in 15 minutes, proceed with repair.
08004162022-07-05. Service bulletin. ELECTRICAL SYSTEM. Two Underhood Relays Not Capped and Unsecured.
90044732022-06-27. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. complete wiring harness Before replacing this harness, please check for an available connector repair kit at the following: http://connectors.dcctools.com/home.htm;jsessionid=C6A3F1B696B030953878BF34FE86A8FE If a connector repair kit is not available on the website contact FCA Redacted Content to see if an alternative repair kit is available for your application prior to ordering the harness. If no response in 15 minutes, proceed with repair. Please email pictures of harness defects to FCA Redacted Content
S1908000028 Rev.2020-12-28. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. (Rev. A) Power Inverter Load Ratings
S1908000028 Rev.2020-12-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. (Rev. A) Power Inverter Load Ratings
08-049-202020-05-26. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Charging System, Battery Diagnostic Tools and Warranty This information only bulletin discusses using the correct test equipment for testing batteries and charging systems, and also warranty reimbursement when battery replacements are necessary.
S15080004802020-04-27. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Speed Control Operates Intermittently
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
08-115-152019-05-20. Service bulletin. ELECTRICAL SYSTEM. Hands Free Feature Inoperative This bulletin involves updating the Hands Free Module (HFM) software. The customer may notice that the hands free feature (Bluetooth) does not work. On further inspection Diagnostic Trouble Code (DTC), U0197 - Lost Communication With Hands Free Phone Module may be found.
18-021-162018-06-18. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set: · P0335 - Crankshaft Position Sensor Circuit. · P0306 - Cylinder 6 Misfire. The following enhancements are also included in this software update: · Cruise control calibration improvement. · Improved engine misfire calibration on automatic transmission vehicles.
Z5091195A$2018-06-11. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL. RES / RHA / REB radio that supports Bluetooth and Hands-Free For issues with Bluetooth, Hands-Free Calling, and/or Voice Commands, DO NOT replace the radio. Diagnose the Hands-Free Module system (also called the Telematics Module). The Telematics Module (and associated components) is the system responsible for these features. A power cycle may be required for the hands-free module for proper diagnosis.~ Please reference; 8T - Navigation/Telecommunication Diagnosis and Testing (DIAGNOSIS AND TESTING - HANDS FREE PHONE)
68067457A$2018-06-11. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE; ELECTRICAL SYSTEM. Anti-Lock Brake Module (ABS) 2015 and 2016 JK ONLY; Before replacing the ABS module, please call Breanne Scherbaty at cell (586) 604-4582. If you don't receive response within 15 minutes, please continue with normal repair procedure.
05091960A$2018-03-13. Service bulletin. ELECTRICAL SYSTEM. Hands Free Module - CTM ? Peiker Before replacing the Hands Free Module (HFM), please contact Gaurav Saxena at cell (248) 260-0583 or Tim Kraft at cell (248) 766-5826 ~ IMPORTANT - do not reset the HFM, clear codes or perform a battery reset before calling. Engineering is currently root causing this issue and your assistance is greatly appreciated. Seeking vehicles with HFM in a locked state, inoperative, or offline. If unable to reach this person within 15 minutes, then proceed with the necessary repair.
90027182017-11-03. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Hands Free Module - Convergence Telematics Module (CTM) Before replacing the Hands Free Module (HFM), please contact Gaurav Saxena at cell (248) 260-0583 or Tim Kraft at cell (248) 766-5826 ~ IMPORTANT - do not reset the HFM, clear codes or perform a battery reset before calling. Engineering is currently root causing this issue and your assistance is greatly appreciated. Seeking vehicles with HFM in a locked state, inoperative, or offline. If unable to reach this person within 15 minutes, then proceed with the necessary repair.
90032312017-11-03. Service bulletin. ELECTRICAL SYSTEM. RHB/RBZ Radio For JK, MK, and RT ONLY: RHB/RBZ radio that supports Bluetooth and Hands- Free For issues with Bluetooth, Hands-Free Calling, and/or Voice Commands, DO NOT replace the radio. Diagnose the Hands-Free Module system (also called the Telematics Module). The Telematics Module (and associated components) is the system responsible for these features. Please reference; 8T - Navigation/Telecommunication Diagnosis and Testing (DIAGNOSIS AND TESTING - HANDS FREE PHONE
18-090-162017-11-03. Service bulletin. POWER TRAIN; ENGINE; ELECTRICAL SYSTEM. Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: · P0441 - EVAP Purge System Performance. · P0455 - EVAP System Large Leak. · P2610 - PCM Internal Engine Off Timer Performance. · P0335 - Crankshaft Position Sensor Circuit. · P0339 - Crankshaft Position Sensor Intermittent. · P0122 - Throttle Position Sensor 1 Circuit Low. · P0123 - Throttle Position Sensor 1 Circuit High. · P0222 - Throttle Position Sensor 2 Circuit Low. · P0223 - Throttle Position Sensor 2 Circuit High. · P2299 - Brake Pedal Position/Accelerator Pedal Position Incompatible. · U1424 - Implausible Engine Torque Signal Received. The following software enhancement is also available: · Calibration to prevent engine stall after -35 °C (95 °F) cold start/drive.
18-089-162017-11-03. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a request from the radio to enter the anti-theft code causing the radio stay in anti-theft mode until PCM is flashed. This can result from the battery being disconnected or a dead battery. The following enhancement is included in this software update: · CAN message update to correct VIN message status during ignition initialization.
18-021-16 REV. B2017-11-03. Service bulletin. ENGINE; ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set: · **P0305 - Cylinder 5 Misfire.** · P0300 - Multiple Cylinder Misfire. · P0335 - Crankshaft Position Sensor Circuit. · P0306 - Cylinder 6 Misfire. The following enhancements are also included in this software update: · Cruise control calibration improvement. · Improved engine misfire calibration on automatic transmission vehicles.
05091326A$2017-11-03. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. RHB/RBZ Radio For JK, MK, and RT ONLY: RHB/RBZ radio that supports Bluetooth and Hands- Free. For issues with Bluetooth, Hands-Free Calling, and/or Voice Commands, DO NOT replace the radio. Diagnose the Hands-Free Module system (also called the Telematics Module). The Telematics Module (and associated components) is the system responsible for these features. Please reference; 8T - Navigation/Telecommunication Diagnosis and Testing (DIAGNOSIS AND TESTING - HANDS FREE PHONE)
08-004-162017-10-21. Service bulletin. ELECTRICAL SYSTEM:WIRING. Two Underhood Relays Not Capped and Unsecured This bulletin involves inspecting the wiring harness and if needed, attaching relays to secure the harness. The customer may describe a buzz, squeak or rattle (BSR), coming from the engine compartment.
68241067A$2016-09-15. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS; ELECTRICAL SYSTEM:SOFTWARE. "TPM SENSOR OR CONTROL MODULE 2015 AND 2016 JK VEHICLES ONLY - ENGINEERING IS INVESTIGATING A TIRE PRESSURE MONITOR (TPM) ISSUE FOR TPM LAMP ON.~ PRIOR TO REPLACING ANY COMPONENTS (SENSOR OR TPM CONTROL MODULE) ON MY15 OR 16 JK VEHICLES, PLEASE CONTACT RAJA CHARABUDDI ON CELL (248) 202-7313. IF NO RESPONSE WITHIN 15 MINUTES, PROCEED WITH REPAIR."
68105583A$2016-09-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. "PENTASTAR OIL FILTER ADAPTER BEFORE REPLACING THIS PART, PLEASE CALL ANY ONE OF THE FOLLOWING PEOPLE. ENGINEERING IS SEEKING INFORMATION REGARDING THIS PART.~ DYE MUST BE USED TO DETERMINE WHERE THE LEAK IS COMING FROM BEFORE REPLACING. ALSO PLEASE CHECK THE RECENTLY UPDATED SERVICE BULLETIN NUMBER 09-008-15. ~ FIRST: NICK MORAND CELL (248) 410-5078 - NICK.MORAND@FCAGROUP.COM SECOND: BOB JACKSON CELL (248) 944-0466 - BOB.JACKSON@FCAGROUP.COM THIRD: JOE LOVELL CELL (734 309-6467 - JOE.LOVELL@FCAGROUP.COM IF A RESPONSE IS NOT RECEIVED WITHIN 15 MINS, THEN PROCEED WITH THE NECESSARY REPAIR."
08-004-162016-06-22. Service bulletin. ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.