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Service bulletin Sp16-326B

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 id10110655
Published by NHTSA2017-08-04
Manufacturer's numberSp16-326B
Manufacturer's date2017-03-10
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; ENGINE AND ENGINE COOLING

NHTSA's summary

On the vehicles affected by this bulletin, re-torque the clamps on specific coolant hoses of the cooling system.

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, Cooling system

Vehicles listed
PREVOST X32014 to 2016

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