TSB 9100778 — Jeep Service bulletin
9100778 is a service bulletin on file with NHTSA for the Jeep Cherokee, 2021–2022 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. If replacing $8474412A$ with $8474413A$ version, verify vehicle is proxied and configured properly. The 4412 part does not have RSD (SXM) capability. The 4413 part has RSD (SXM) capability and will not have an antenna connected. If replacement radio does not function, verify RSD…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 9100778 names
| Vehicle | Model years |
|---|---|
| Jeep Cherokee | 2021, 2022 |
Every document filed under 9100778
| Document ID | Filed | Type |
|---|---|---|
| 9100778 | March 9, 2026 | Service bulletin |
What 9100778 covers
Electrical — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 9100778?
9100778 is a service bulletin filed with NHTSA by Jeep, covering the Jeep Cherokee across the 2021–2022 model years. NHTSA's summary reads: If replacing $8474412A$ with $8474413A$ version, verify vehicle is proxied and configured properly. The 4412 part does not have RSD (SXM) capability. The 4413 part has RSD (SXM) capability and will not have an antenna connected. If replacement radio does not function, verify RSD…
Which vehicles does 9100778 cover?
NHTSA's file names Jeep Cherokee (2021–2022). 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 9100778 a recall, and is the repair free?
No. 9100778 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 9100778?
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 9100778, its date, and NHTSA's own summary from the public file.
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 9100778. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.