WenmarOpen by Wenmar Pro

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
S19080001022020-05-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Audio Mute On All Sources Except AM
90042522020-05-26. Service bulletin. STRUCTURE:BODY:TAILGATE. COVER KIT, Tonneau-Folding For concern of folding Tonneau Cover appears warped or does not sit flush on the bed rails or tailgate. Prior to ordering a replacement tonneau cover, please call FCA Redacted Content.
08-022-20 REV. A2020-05-26. Service bulletin. STRUCTURE; 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)
08-021-20 REV. A2020-05-26. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. 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)
D-20-02 Rev. A2020-05-26. Service bulletin. EQUIPMENT. DIPAP Requirements - Addition of Jeep Wrangler (JL/JK) and Jeep Gladiator (JT) Hard Top and Targa Top Panel Replacements - All Dealers (Rev. A)
S19080002082020-05-26. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Satellite Radio Inoperative Radio Has Code B156B-13.
S20240000022020-05-26. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. WiTECH HVAC Actuator Calibration Test Reserved Tab.
S20080000312020-05-26. Service bulletin. ELECTRICAL SYSTEM. Low Charging Voltage Displayed On Cluster
S202300000172020-05-26. Service bulletin. VISIBILITY. Whistle Wind Noise From Windshield Area.
S20250000022020-05-26. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Customer complaint includes check engine/MIL light on. Upon further inspection, fault codes will be found in the powertrain control module (PCM) for P0441, P0443 or P0449. Fault codes may be either active or stored.
S20030000012020-05-26. Service bulletin. SUSPENSION. Noise From Front Axle Area Over Bumps
08-022-20 REV. A2020-05-18. Service bulletin. STRUCTURE; 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)
08-021-20 REV. A2020-05-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); 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)
S19080002082020-05-18. Service bulletin. EQUIPMENT. Satellite Radio Inoperative Radio Has Code B156B-13.
S20240000022020-05-18. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. WiTECH HVAC Actuator Calibration Test Reserved Tab.
S202300000172020-05-18. Service bulletin. VISIBILITY. Whistle Wind Noise From Windshield Area.
S20250000022020-05-18. Service bulletin. ELECTRICAL SYSTEM. Customer complaint includes check engine/MIL light on. Upon further inspection, fault codes will be found in the powertrain control module (PCM) for P0441, P0443 or P0449. Fault codes may be either active or stored.
S20030000012020-05-18. Service bulletin. SUSPENSION. Noise From Front Axle Area Over Bumps
08-022-20 REV. A2020-04-27. 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)
08-021-20 REV. A2020-04-27. 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)
S19080002082020-04-27. Service bulletin. EQUIPMENT:ELECTRICAL. Satellite Radio Inoperative Radio Has Code B156B-13.
S20240000022020-04-27. Service bulletin. EQUIPMENT:ELECTRICAL. WiTECH HVAC Actuator Calibration Test Reserved Tab.
S202300000172020-04-27. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES; BACK OVER PREVENTION. Whistle Wind Noise From Windshield Area.
S20250000022020-04-27. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS. Customer complaint includes check engine/MIL light on. Upon further inspection, fault codes will be found in the powertrain control module (PCM) for P0441, P0443 or P0449. Fault codes may be either active or stored.
S20030000012020-04-27. Service bulletin. STRUCTURE:BODY:BUMPERS. Noise From Front Axle Area Over Bumps

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