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Service bulletins for the 2020 Jeep Gladiator

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.

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

By type

By component

By trouble code

Bulletins, newest first
23-011-202020-04-06. Service bulletin. SEATS. Rubicon Front Seat Back Panel Loose This bulletin includes inspecting, reattaching and if needed replacing the front seat back panel(s). Customers may comment on the following:Front seat back panel is loose. Front seat back panel fell off. Gap between the seat back and seat assembly,Fig. 1. Gap Between Seat Back and Panel
08-022-202020-04-06. Service bulletin. ELECTRICAL SYSTEM. Flash: Body Control Module (BCM) Enhancements This bulletin involves updating the Body Control Module (BCM) with the latest available software. Customer does not have Selectable Tire Fill Alert due to a late feature availability.Selectable Tire Fill Alert (STFA) Function: (https://www.youtube.com/watch?v=znqYo86deCg)
08-021-202020-04-06. Service bulletin. ELECTRICAL SYSTEM. Body Control Module (BCM) Reconfigure for Enabling the Selectable Tire Fill Alert (STFA) Settings This bulletin involves reconfiguring the BCM to enable the STFA settings.This re-configuration will enable the STFA (sales code LA5). Customer does not have Selectable Tire Fill Alert due to a late feature availability.Selectable Tire Fill Alert (STFA) Function: (https://www.youtube.com/watch?v=znqYo86deCg)
08-023-202020-04-06. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. Flash: Tire Pressure Monitor Module (TPM) Enhancements This bulletin involves updating the (TPM) with the latest available software. Customer does not have Selectable Tire Fill Alert due to a late feature availability.Selectable Tire Fill Alert (STFA) Function: (https://www.youtube.com/watch?v=znqYo86deCg)
23-009-202020-04-06. Service bulletin. SUSPENSION. Loud Scraping or Clunking Noise From the Front Suspension This bulletin involves inspecting and possibly replacing one front coil spring. Customers may experience the following:A loud scraping, bump or clunking noise from the front suspension when going over bumps.
23-006-202020-04-06. Service bulletin. WHEELS; STRUCTURE. Front Splash Shield Contacting Tire This bulletin involves replacing both the left and right front splash shields and rivets. Customers may experience one or more of the following:One or both of the front splash shields are rubbing on the tires while driving over 88 kph (55 MPH), or with strong cross winds. Rattle noise can be heard from either front wheel area while driving.
D-20-022020-04-06. Service bulletin. EQUIPMENT. DIPAP Requirements - Addition of Jeep Wrangler (JL/JK) and Jeep Gladiator (JT) Hard Top and Targa Top Panel Replacements - All Dealers
S20030000012020-04-06. Service bulletin. SUSPENSION. Noise From Front Axle Area Over Bumps
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
S14080003842020-04-06. Service bulletin. ELECTRICAL SYSTEM. Intelligent Battery Sensor-IBS Installation, Battery Charging Message, Start Stop Charging Warning Lamp Illuminated On Stop Start Equipped Vehicles
S20230000122020-04-06. Service bulletin. STRUCTURE; EQUIPMENT. Wind Whistle Noise From Glove Box Area Above 35 MPH
S18050000062020-04-06. Service bulletin. ELECTRICAL SYSTEM. ESC Light Illuminated. DTC C1252-92 VACUUM PUMP CONTROL CIRCUIT And Or P258B ELECTRONIC VACUUM PUMP PERFORMANCE
S20230000112020-04-06. Service bulletin. STRUCTURE. Wind Noise And Or Gap At Front Door Mirror Flag
S19080001022020-04-06. Service bulletin. EQUIPMENT. Audio Mute On All Sources Except AM
S20080000102020-04-06. Service bulletin. EQUIPMENT. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup Or Freeze.
90042232020-04-06. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE AND ENGINE COOLING. BATTERY, Auxiliary (180 AMP) Mopar Engineering has reviewed the BBAUA180AA battery due to concerns over fitment in Chrysler, Jeep®, Dodge & Ram vehicles and has provided direction on usage. BBAUA180AA CAN BE USED in the following vehicles equipped with stop/start technology: ?MP ? Jeep Compass ?JL ? Jeep Wrangler ?JT ? Jeep Gladiator ?RU ? Chrysler Pacifica RU NOTE: Modify the BBAUA180AA battery positive mold cover by trimming 3mm of rubber on left side & bottom. ?WK ? Jeep Grand Cherokee ?WD ? Dodge Durango WK/WD NOTE:A vent kit is being created now and will replace the existing tube with a longer one and add an elbow to it for routing (availability is TBD).
90042242020-04-06. Service bulletin. BACK OVER PREVENTION; EQUIPMENT. LAMP, Tail (w/Blind Spot Detection) Blind Spot Sensor (68416989A$) can be serviced separately, if needed. Refer to Service Library and parts catalog for details.
08-124-192020-01-21. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Enhancements This bulletin involves updating the radio software level to 1848.24. Customers may experience one or more of the following: Ghost Touch, features, modes and App?s changing without drivers input. Bluetooth pop noise. Pop message ?SXM Wait? displayed for extended period of time. The radio resets.
90041842020-01-21. Service bulletin. STRUCTURE:BODY:TAILGATE. TAILGATE OPENING - WINDOW ASSY Before replacing this part, please send pictures of defect/issue to asim.mohammed@fcagroup.com. If you have any questions call Asim @ (248) 296-1629.
19-002-192019-12-16. Service bulletin. STEERING. Shimmy In The Steering Wheel After Hitting An Irregularity On The Road Surface This bulletin involves discussing an available video instructing the technicians on how to properly diagnosis and repair this issue.
18-055-19 REV. A2019-12-16. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. 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 ofthe following DTCs.P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification test (SLVT)to determine if a leak is present in the system. P1404 - EGR Close Position Performance. P1206 - Fuel Pump Control Module Open Circuit To Fuel Pump. Upon diagnosing the vehicle the technician may find DTC P1206 set before flashing the vehicle, the correct DTC will nowbe P025A - Fuel Pump Module Control Circuit Open after the software update.In addition the customer may notice one or more of the following:The customer may notice an ability to shift into 1st gear at an unsafespeed(MTX Only). Cluster displays "Autopark Engaged" even when autopark is no longer active.
18-089-192019-12-16. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
VA52019-12-16. Service bulletin. EQUIPMENT. Customer Satisfaction Notification VA5 ? Spray-In Bedliner
90040662019-12-16. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; ELECTRICAL SYSTEM. WIRING KIT, Enclosure (Mopar JL hard top conversion accessory kit) The HVAC control panel requires replacement when GTP sales code is present to restore rear defrost function. The switch is not provided in this kit and a service replacement part must be ordered. See service information procedure for switch replacement and below chart for replacement part numbers. vehicle has GTP+BNH+HAA replace HVAC control with pn 6BE36TRMAC vehicle has GTP+BNH-HAA replace HVAC control with pn 6BE37TRMAC vehicle has GTP+HAA-BNH replace HVAC control with pn 6BE40TRMAC vehicle has GTP-HAA-BNH replace HVAC control with pn 6BE41TRMAC Please ensure that the proper color code is used in place of the part TRM designation. For any questions call John Altsman at (248) 512-9361.
90041752019-12-16. Service bulletin. LATCHES/LOCKS/LINKAGES; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. LATCH, Folding Top For a concern of a loose latch in the closed position, it is not necessary to replace the latch unless broken. Refer to instructions in service library. The position of the receiver attached to the vehicle header can be adjusted to change the ammount of force required to latch.

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