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Service bulletin 21V571

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 id10202751
Published by NHTSA2021-11-01
Manufacturer's number21V571
Manufacturer's date2021-09-09
NHTSA componentENGINE; EQUIPMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS

NHTSA's summary

Newmar Corporation has decided that a defect relating to motor vehicle safety exists in specific motorhomes. Lippert (Newmar’s window supplier) is recalling Hehr 6400 series window vents (Lippert recall 21E 047) built between 10/01/2018 and 08/13/2020, which were used on various coach models during the affected period. The adhesive that bonds the vented portion of the window may fail. Adhesive failure may cause the vent portion of the window to detach, increasing the risk of a crash or injury.

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, Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
NEWMAR BAY STAR2019 to 2021
NEWMAR BAY STAR SPORT2021
NEWMAR CANYON STAR2019 to 2021
NEWMAR DUTCH STAR2019 to 2021
NEWMAR ESSEX2019 to 2021
NEWMAR KING AIRE2019 to 2020
NEWMAR KOUNTRY STAR2020 to 2021
NEWMAR LONDON AIRE2019 to 2021
NEWMAR MOUNTAIN AIRE2019 to 2021
NEWMAR NEW AIRE2019 to 2021
NEWMAR VENTANA2019 to 2021
NEWMAR VENTANA LE2019

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