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Service bulletin SIL 658

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 id10117852
Published by NHTSA2017-09-20
Manufacturer's numberSIL 658
Manufacturer's date2017-08-04
NHTSA componentSERVICE BRAKES, HYDRAULIC

NHTSA's summary

This service information letter (SIL) required inspection and replacement of hydraulic sense line hoses. Units may have been installed with improperly rated hydraulic sense line hose. Over time the hoses could leak or develop blistering of the sheathing due to the incorrect pressure rating.

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

Brakes

Vehicles listed
ALTEC EFFER CRANE

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