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Service bulletin 5NP-Z5Y2A-09

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 id10117371
Published by NHTSA2017-09-14
Manufacturer's number5NP-Z5Y2A-09
Manufacturer's date2017-08-22
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; ENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

Some 2017 MY Sonata 2.4L (LFa) vehicles may have an improperly positioned oil cooler hose clamp. This may result in a coolant leak. Follow the procedure outlined in this bulletin to inspect and reposition the oil cooler hose clamp.

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
HYUNDAI SONATA2017

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

Other bulletins for the same vehicles and component
5NP-G2Y2W-112017-11-14. Service bulletin. Hyundai Motor America is conducting a Service Campaign to replace the air intake hose on certain 2015-17MY Sonata vehicles equipped with 2.0L turbo engine. Service Campaign T2K provides a service procedure to replace the air intake hose.