TSB 08-133-26 — Jeep Service bulletin

08-133-26 is a service bulletin on file with NHTSA for the Jeep Wrangler, 2018–2021 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. 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…

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
1Vehicle named
4Model years

Vehicles and model years 08-133-26 names

VehicleModel years
Jeep Wrangler 2018, 2019, 2020, 2021

Every document filed under 08-133-26

Document IDFiledType
08-133-26 March 24, 2026 Service bulletin

What 08-133-26 covers

Electrical — the component vocabulary NHTSA files this communication under.

← All Jeep Wrangler TSB years TSB lookup by model

Questions buyers ask

What is TSB 08-133-26?

08-133-26 is a service bulletin filed with NHTSA by Jeep, covering the Jeep Wrangler across the 2018–2021 model years. NHTSA's summary reads: 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…

Which vehicles does 08-133-26 cover?

NHTSA's file names Jeep Wrangler (2018–2021). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB 08-133-26 a recall, and is the repair free?

No. 08-133-26 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of 08-133-26?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 08-133-26, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 08-133-26. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.