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Service bulletin P56045

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 id10142542
Published by NHTSA2018-07-02
Manufacturer's numberP56045
Manufacturer's date2018-05-01
NHTSA componentSUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:HANGER,BRACKET; SUSPENSION; TRAILER HITCHES

NHTSA's summary

Operation Name: Hendrickson Trailer Commercial Vehical Systems Document Name: Product Update - Height Control Valve Kits for INTRAAX AANLS Summary: This documents announces a design change for the above-referenced components.

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

Suspension, Trailer hitch

Vehicles listed
HENDRICKSON HENDRICKSON

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