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Service bulletin TSB 603

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 id10240073
Published by NHTSA2023-08-02
Manufacturer's numberTSB 603
Manufacturer's date2023-06-14
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Xantrex solar controller

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

Electrical system, Software

Vehicles listed
NEWMAR DUTCH STAR2023
NEWMAR ESSEX2023
NEWMAR MOUNTAIN AIRE2023
NEWMAR NEW AIRE2023
NEWMAR SUPREME AIRE2023

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