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Service bulletin 190504

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 id10015583
Published by NHTSA2005-07-29
Manufacturer's number190504
Manufacturer's date2005-05-16
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

THE COOLANT RESERVOIR IS DIAGNOSED TO BE LEAKING AND INTENDED TO BE REPLACED. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
AUDI A42001, 2002, 2003, 2004, 2005
AUDI A62001, 2002, 2003, 2004, 2005

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

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