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Service bulletins for the 2020 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.

1020 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
S19250000082022-09-26. Service bulletin. EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE; SERVICE BRAKES, HYDRAULIC. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P208B ? Reductant Pump 1 Control Performance, and/or P20E8 ? Reductant Pressure Too Low, Set.
S21080001702022-09-26. Service bulletin. PARKING BRAKE. Head unit button stuck DTC code B14DA-2A
S21080001672022-09-26. Service bulletin. ELECTRICAL SYSTEM. Air Bag Lamp On, DTC B00DF-95 Passenger Restraints Disable Switch-Incorrect Assembly
S21080001632022-09-26. Service bulletin. ELECTRICAL SYSTEM. No Start, Cannot Complete Module Replace, Proxi Or Module Proxi Configuration
S21090000042022-09-26. Service bulletin. ENGINE AND ENGINE COOLING. Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle.
23024222022-09-26. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure This bulletin is to communicate the procedure for headlamp condensation clearing.
23021222022-09-26. Service bulletin. SEAT BELTS; SEATS. Front Seat Will Not Unfold and Lock Into Position This bulletin involves replacing the Easy Entry release cable and both front seattrack seat position returns. Customers may experience one or both of the following: This may be an intermittent condition the customer experiences.One or both of the front seats will not unlock from the Easy Entry position. One or both of the front seats will not unfold and lock back into the upright position. The vehicle cannot be driven due to this condition.
1805322REVA2022-09-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. 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 one or more of the following (DTCs) have been set: P0335 - Crankshaft Position Sensor Circuit. P0339 - Crankshaft Position Sensor Intermittent. P2C90 - Crankcase Ventilation System - Hose "A" Disconnected. P2172 - High Airflow/Vacuum Leak Detected (Instantaneous Accumulation). P0441 - EVAP Purge System Performance. P0607 - ECU Internal Performance. P0506 - Idle Speed Performance Lower Than Expected
1801922REVA2022-09-26. Service bulletin. EXTERIOR LIGHTING; BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE; 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 one or more of the following DTCs have been set: P0335 - Crankshaft Position Sensor Circuit. P0339 - Crankshaft Position Sensor Intermittent. P2C90 - Crankcase Ventilation System - Hose "A" Disconnected . P2172 - High Airflow/Vacuum Leak Detected (Instantaneous Accumulation). P02EE - Cylinder 1 Injector Circuit Performance. P02EF - Cylinder 2 Injector Circuit Performance. P02F0 - Cylinder 3 Injector Circuit Performance. P02F1 - Cylinder 4 Injector Circuit Performance. P0441 - EVAP Purge System Performance. P0607 - ECU Internal Performance. P0506 - Idle Speed Performance Lower Than Expected.
S228A000004RevB2022-09-26. Service bulletin. BACK OVER PREVENTION. Panasonic VP4R Wi-Fi New Enrollment Pause
S2108000270RevB2022-09-26. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. Sky Slider Power Top Does Not Operate. New Power Top Motors Inoperative
S228A000004RevA2022-09-26. Service bulletin. EQUIPMENT:ELECTRICAL. Panasonic VP4R Wi-Fi New Enrollment Pause
S2108000270RevA2022-09-26. Service bulletin. POWER TRAIN. Sky Slider Power Top Does Not Operate. New Power Top Motors Inoperative
S18190000042022-09-26. Service bulletin. STEERING. Shimmy Felt In Front End
19002212022-09-26. Service bulletin. STEERING. Noise In Steering Column Tailshaft When Turning Steering Wheel This bulletin involves inspecting and replacing the steering column if necessary. The customer may notice the following:A noise coming from the tailshaft of the steering column while turning.
23020212022-09-26. Service bulletin. SEATS. Front Passenger Outer Seat Bolster Foam is Collapsed This bulletin includes repositioning the passenger outer seat bolster and installing a strap and push pin to help prevent this concern from happening again. Customers may comment on the following: The front passenger outer seat bolster cushion is missing
S2023000017RevA2022-09-26. Service bulletin. VISIBILITY:WINDSHIELD. Whistle Wind Noise From Windshield Area.
S21080001532022-09-26. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Stop Start Inoperative, Cluster Message To Service Stop Start, AC Inoperative
S2009000004RevA2022-09-26. Service bulletin. ENGINE AND ENGINE COOLING. Oil Leak Between The Engine Oil Cooler/Filter Housing, And The Engine Block.
S21230000492022-09-26. Service bulletin. EQUIPMENT. RHD Glove box cannot be fully opened
S21250000022022-09-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM:
S1918000008RevB2022-09-26. Service bulletin. ENGINE AND ENGINE COOLING. Customer?s complaint may include a MIL-on with one or more of the following DTCs (Active, Pending, or Stored) in the PCM: P0133, P0137, P0171, P0300, P2096. The root cause could be due to oil leaking from Bank 1 valve cover seal on to the 1/2 (Bank 1 downstream) O2 sensor. This can adversely affect the 1/2 O2 sensor signal reading and lead to listed DTCs. Before performing normal diagnostic routines for the above codes, check for the condition listed above.
S21080001462022-09-26. Service bulletin. ENGINE AND ENGINE COOLING. Check Engine Lamp Comes On, CAN C Loss Communication DTC?s Setting Stored Or Active Intermittently
S21230000482022-09-26. Service bulletin. STRUCTURE. Wind Whistle Noise From A Pillar Area At Highway Speed
S1809000007RevC2022-09-26. Service bulletin. ENGINE AND ENGINE COOLING. Customer Complaint May Include Engine Oil Leak Or Consumption

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