# Service bulletin P56047

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.

- Type: Service bulletin
- NHTSA id: 10145095
- Published by NHTSA: 2018\-10\-01
- Manufacturer's number: P56047
- Manufacturer's date: 2018\-08\-01
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; SUSPENSION; TRAILER HITCHES

## NHTSA's summary

Operation Name: Hendrickson Trailer Commercial Vehical Systems Document Name: Product Update \- Lift Axle Control Kits Summary: This document announces a design change to the vent components on its Lift Axle Control Kits for use on applicable Hendrickson trailer integrated suspension and axle systems.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10145095-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10145095-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories, Suspension, Trailer hitch

## Vehicles listed

- HENDRICKSON HENDRICKSON

JSON: [/v1/bulletins/10145095](/v1/bulletins/10145095)

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