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Service bulletin 040604039

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 id10012154
Published by NHTSA2005-02-16
Manufacturer's number040604039
Manufacturer's date2004-06-01
NHTSA componentELECTRICAL SYSTEM:IGNITION

NHTSA's summary

REVISED IGNITION RELAY DIAGNOSIS. *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

Electrical system, Ignition

Vehicles listed
CHEVROLET CAMARO2001, 2002
CHEVROLET CORVETTE2001, 2002
PONTIAC FIREBIRD2001, 2002

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

Other bulletins for the same vehicles and component
0206040082002-05-21. Service bulletin. SUBJECT REGARDING REVISED DIAGNOSTIC TROUBLE CODE P0341 CAMSHAFT POSITION SENSOR PERFORMANCE. *SLC
0206040052002-04-02. Service bulletin. SUBJECT REGARDING REVISED DIAGNOSTIC TROUBLE CODE P1221 SERVIC EMANUAL UDPATE. *TT