WenmarOpen by Wenmar Pro

Service bulletin 511590

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 id10228688
Published by NHTSA2023-01-04
Manufacturer's number511590
Manufacturer's date2023-01-04
NHTSA componentSUSPENSION

NHTSA's summary

According to the recall notice received from General Motors per recall 22V874: "The hex flange lock nuts used in the suspension and steering joints, were improperly heat treated and may break."

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

Suspension

Vehicles listed
FOREST RIVER FOREST RIVER

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