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Service bulletin 21-001-11

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 id10037971
Published by NHTSA2011-06-08
Manufacturer's number21-001-11
Manufacturer's date2011-02-15
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

NHTSA's summary

CHRYSLER: TRANSMISSION TORQUE CONVERTER PLATE IS LOOSE LEADING TO A KNOCKING OR RATTLING NOISE FROM THE TRANSMISSION. *RM

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Automatic transmission, Torque converter

Vehicles listed
CHRYSLER TOWN AND COUNTRY2011
DODGE GRAND CARAVAN2011
JEEP GRAND CHEROKEE2011

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

Other bulletins for the same vehicles and component
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