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Service bulletin L578 Rev-G

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 id10150048
Published by NHTSA2018-12-03
Manufacturer's numberL578 Rev-G
Manufacturer's date2018-10-01
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; SUSPENSION

NHTSA's summary

Operation Name: Hendrickson Trailer Commercial Vehicle Systems Document Name: Technical Procedure - Trailer Suspension Systems, Preventive Maintenance Guide, Flood Service Requirements Summary: This document provides a summary of recommended inspection and lubrication items and intervals for Hendrickson trailer suspensions, axles, brakes, wheel ends and related systems and components, including those that may have been exposed to flood water conditions.

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

Equipment and accessories, Labels and manuals, Suspension

Vehicles listed
HENDRICKSON HENDRICKSON

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