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Service bulletin RC000229SADealer

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 id10198479
Published by NHTSA2021-06-28
Manufacturer's numberRC000229SADealer
Manufacturer's date2021-06-25
NHTSA componentSTEERING

NHTSA's summary

On certain Detroit Model 2 and 3 steer axles, the tie rod arm and steering arm bolts used to assemble front axle assemblies have a lengthwise “seam” defect which increases stress concentration, potentially leading to bolt failure or loss of pre-load This affects the following Thor Motor Coach products: model year 2022 Aria, Palazzo, and Venetian motorhomes.

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

Steering

Vehicles listed
THOR MOTOR COACH ARIA2022
THOR MOTOR COACH PALAZZO2022
THOR MOTOR COACH VENETIAN2022

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