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Service bulletin 511388

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 id10199445
Published by NHTSA2021-08-03
Manufacturer's number511388
Manufacturer's date2021-07-23
NHTSA componentWHEELS

NHTSA's summary

The flanged wheel lug nuts on your vehicle may have been over-torqued during service to an incorrect torque specification in the Service & Owner's manuals. A yielded wheel stud may eventually break, which could lead to a wheel separating from the vehicle during operation. A wheel separating from the vehicle could cause a vehicle crash without prior warning and/or the wheel/tire could pose a risk to other vehicles or pedestrians.

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

Wheels

Vehicles listed
FOREST RIVER DYNAMAX2015 to 2021
FOREST RIVER ROCKPORT2013 to 2015

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