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Service bulletin T-SB-0055-12

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 id10044156
Published by NHTSA2012-05-16
Manufacturer's numberT-SB-0055-12
Manufacturer's date2012-03-13
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

NHTSA's summary

TOYOTA: CHARGING SYSTEM INOPERATIVE. SOME ENGINES MAY EXHIBIT INSUFFICIENT CHARGING PERFORMANCE FROM THE ALTERNATOR. AN UPDATED PULLEY ASSEMBLY IS AVAILABLE TO ADDRESS THIS CONDITION. *JS

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

Electrical system, Engine, Alternator, Drive belts

Vehicles listed
TOYOTA AVALON2011
TOYOTA CAMRY2011, 2012
TOYOTA HIGHLANDER2011, 2012
TOYOTA RAV42011
TOYOTA SIENNA2011, 2012
TOYOTA VENZA2011

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