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Service bulletin TSB 420

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 id10110779
Published by NHTSA2017-08-07
Manufacturer's numberTSB 420
Manufacturer's date2015-07-23
NHTSA componentVEHICLE SPEED CONTROL:CRUISE CONTROL; EXTERIOR LIGHTING:BRAKE LIGHTS

NHTSA's summary

Freightliner SS# 468987 Brake Lights Stay Illuminated on RV Chassis Applicable Vehicles: Certain Newmar Units built on Freightliner RV Chassis with Adjustable Pedals Only, Built prior to June 1st 2015 Symptoms: Cruise control intermittently does not engage or brake lights staying on after brake pedal is released. Note: This Service solution was implemented before the Recall (FL704A, Freightliner NHTSA # 16V 204) for the brake return spring. The brake return spring recall supersedes this service solution.

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

Lighting, Throttle and cruise control, Brake lights

Vehicles listed
NEWMAR DUTCH STAR2014 to 2015
NEWMAR ESSEX2014 to 2015
NEWMAR LONDON AIRE2015
NEWMAR MOUNTAIN AIRE2014 to 2015

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