Jeep Wrangler 2018–2026 — technical service bulletin
Bulletin 08-133-26 · NHTSA communication 11030413 · issued Mar 24, 2026
Technical service bulletin
communication type
Electrical System
component
2018–2026
model years
16
vehicle entries
Official summary
Rear Defroster Inoperative Customers may experience one or more of the following: SYMPTOM: ● Rear window is not defrosting. ● The rear window glass left or right side defrost solder terminal is detached from the defrost grid. This bulletin involves replacing the Electric Backlite (EBL) wire connector repair and re-securing the electrical connector(s) to the rear window.
Vehicles covered
- 2018 Jeep Wrangler
- 2019 Jeep Wrangler
- 2020 Jeep Wrangler
- 2021 Jeep Wrangler
- 2022 Jeep Wrangler
- 2023 Jeep Wrangler
- 2024 Jeep Wrangler
- 2025 Jeep Wrangler
- 2026 Jeep Wrangler
- 2020 Jeep Wrangler 4XE
- 2021 Jeep Wrangler 4XE
- 2022 Jeep Wrangler 4XE
- 2023 Jeep Wrangler 4XE
- 2024 Jeep Wrangler 4XE
- 2025 Jeep Wrangler 4XE
- 2026 Jeep Wrangler 4XE
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.