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Service bulletin 11-002-25

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11022558
Published by NHTSA2025-09-04
Manufacturer's number11-002-25
Manufacturer's date2025-08-28
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

Muffler Hanger Rattle Customers may experience the following: ● Exhaust rattle going over bumps and on rough roads. This bulletin involves inspecting the exhaust system and if necessary tightening or replacing one or both of the muffler hanger fastener

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Vehicles listed
JEEP GRAND CHEROKEE2025
JEEP GRAND CHEROKEE 4XE2025 (the catalog's model; the bulletin names a series or trim of it)
JEEP GRAND CHEROKEE L2025

Listing a model year does not mean every vehicle of it is concerned: the document says which.