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Service bulletin 8-23-NA-35-004

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 id10237584
Published by NHTSA2023-06-08
Manufacturer's number8-23-NA-35-004
Manufacturer's date2023-06-07
NHTSA componentEQUIPMENT

NHTSA's summary

Rework on coolant hoses for cabin cooling performance increase.

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

Equipment and accessories

Vehicles listed
VINFAST VF 82023

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
8-23-GL-00-0032023-06-08. Service bulletin. Battery chiller O-ring replacement & AC compressor oil addition.