TSB S2508000029 — Jeep Service bulletin
S2508000029 is a service bulletin on file with NHTSA for the Jeep Grand Cherokee, 2022–2026 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Instrument Panel Cluster (IPC) Message “Park Assist System Unavailable” or “Service Park Assist System”, “Rear Braking Assist Unavailable” or “Service Rear Braking Assist System" with Performance Diagnostic Trouble Codes (DTCs)
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years S2508000029 names
Every document filed under S2508000029
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| S2508000029 REV.B | August 14, 2026 | Service bulletin |
| S2508000029 REV.A | August 4, 2026 | Service bulletin |
What S2508000029 covers
Driver assistance — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB S2508000029?
S2508000029 is a service bulletin filed with NHTSA by Jeep, covering the Jeep Grand Cherokee across the 2022–2026 model years. NHTSA's summary reads: Instrument Panel Cluster (IPC) Message “Park Assist System Unavailable” or “Service Park Assist System”, “Rear Braking Assist Unavailable” or “Service Rear Braking Assist System" with Performance Diagnostic Trouble Codes (DTCs)
Which vehicles does S2508000029 cover?
NHTSA's file names Jeep Grand Cherokee (2022–2026). 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 S2508000029 a recall, and is the repair free?
No. S2508000029 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 S2508000029?
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 S2508000029, 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 S2508000029. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.