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Service bulletin 990604047

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 id6088960
Published by NHTSA2000-01-12
Manufacturer's number990604047
Manufacturer's date2007-01-01
Replaces990604047C
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE

NHTSA's summary

METAL CONTAMINATION IN VEHICLE FUEL SYSTEM. *TT UPDATED. CHEVROLET AND GMC ALL 2002 AND PRIOR LIGHT DUTY AND MEDIUM DUTY TRUCKS. *KB

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
UNKNOWN UNKNOWN

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