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Service bulletin 04006

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 id10007090
Published by NHTSA2004-05-26
Manufacturer's number04006
Manufacturer's date2004-04-23
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

NHTSA's summary

CUSTOMER SUPPORT PROGRAM - WARRANTY COVERAGE ENHANCEMENT ON TWO OXYGEN SENSORS. *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, Exhaust and emissions, Exhaust manifold, pipes and muffler

Vehicles listed
TOYOTA TUNDRA2000, 2001, 2002

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