WenmarOpen by Wenmar Pro

Service bulletin PA-2016-050

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 id10189475
Published by NHTSA2021-03-29
Manufacturer's numberPA-2016-050
Manufacturer's date2016-05-23
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Laydon Composites developed two air deflectors for the COE and Conventional cabs. Design was in conjunction with Hino USA and Hino Canada. This designs reduce aerodynamic drag and improves fuel economy. Hino Japan had the final say on 3 different shapes that were designed using Computational Fluid Dynamics (CFD) electing to chose the most fuel efficient.

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

Vehicles listed
HINO HINO

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