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Service bulletin CN-28F2-L

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 id10034752
Published by NHTSA2011-01-10
Manufacturer's numberCN-28F2-L
Manufacturer's date2010-05-01
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; UNKNOWN OR OTHER

NHTSA's summary

AUDI: MAILINGS FOR EMISSIONS SERVICE ACTION 28F2 WILL TAKE PLACE ON OR ABOUT 5/11/10. WILL CONSIST OF ADDITIONAL PREVIOUSLY INTRODUCED ENGINE VEHICLES AND INTRODUCING 3.2L, 4.2L, AND 5.2L FSI ENGINE VEHICLES. NO MODEL OR MODEL YEARS LISTED. *PE

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

Equipment and accessories, Labels and manuals

Vehicles listed
UNKNOWN UNKNOWN
UNKNOWN MANUFACTURER UNKNOWN MANUFACTURER

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