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Service bulletin RSB485

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 id10117936
Published by NHTSA2017-09-22
Manufacturer's numberRSB485
Manufacturer's date2017-07-20
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; VISIBILITY:WINDSHIELD WIPER/WASHER

NHTSA's summary

Freightliner Custom Chassis Corporation, has initiated Field Service Campaign SF536A to modify specific Freightliner Custom Chassis X-line motorhome and shuttle bus chassis equipped with multiplex wiper controls, manufactured March 21, 2016, through January 2, 2017. In response, Newmar Corporation published TSB 485 to inform our dealers and customers. Issue: On some vehicles, the windshield wiper intermittent delay function is incorrectly set to a fixed delay.

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, Glass, wipers and mirrors, Software, Wipers and washers

Vehicles listed
NEWMAR DUTCH STAR2016 to 2018
NEWMAR ESSEX2016 to 2018
NEWMAR LONDON AIRE2016 to 2018
NEWMAR MOUNTAIN AIRE2016 to 2018
NEWMAR NEW AIRE2016 to 2018
NEWMAR REDUNDANT NEWAIRE2016 to 2017
NEWMAR VENTANA2016 to 2018
NEWMAR VENTANA LE2016 to 2018
NEWMAR VENTANA VL2017
NEWMAR redundant NEWAIRE2018

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