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Service bulletin 11-002-14

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 id10217979
Published by NHTSA2022-08-22
Manufacturer's number11-002-14
Manufacturer's date2014-04-24
NHTSA componentUNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

NHTSA's summary

Exhaust Rattle At Idle Speeds This bulletin involves replacing the catalytic converter with a new assembly and hanger system. The customer may experience a buzz, squeak or rattle (BSR) at idle speeds.

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.

Components

Engine, Exhaust and emissions, Catalytic converter

Vehicles listed
JEEP WRANGLER2010, 2011, 2012, 2013, 2014

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