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Service bulletin 21V604

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 id10202752
Published by NHTSA2021-11-01
Manufacturer's number21V604
Manufacturer's date2021-09-16
NHTSA componentEQUIPMENT; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

NHTSA's summary

Cummins and The Shyft Group (Spartan Chassis) has decided that a defect relating to motor vehicle safety exists in specific motorhomes built on Spartan Chassis (Cummins NHTSA #21E 063), (The Shyft Group NHTSA # 21V 556). In response, Newmar Corporation is issuing recall NHTSA # 21V 604. On certain motorhomes, as described in Cummins recall 21E-063, a fuel leak may occur in the fuel hoses between the fuel pump and the remote fuel filter head. A fuel leak in the presence of an ignition source may increase the risk of fire.

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

Engine, Equipment and accessories, Fuel system

Vehicles listed
NEWMAR DUTCH STAR2021 to 2022
NEWMAR NEW AIRE2021 to 2022
NEWMAR VENTANA2021 to 2022

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