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Service bulletin 030604056

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 id10004318
Published by NHTSA2003-12-02
Manufacturer's number030604056
Manufacturer's date2003-10-01
NHTSA componentVEHICLE SPEED CONTROL

NHTSA's summary

INFORMATION ON NEW THROTTLE BODY GASKET. *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

Throttle and cruise control

Vehicles listed
BUICK LESABRE2000, 2001, 2002, 2003
BUICK PARK AVENUE2000, 2001, 2002, 2003
BUICK REGAL2000, 2001, 2002, 2003
CHEVROLET IMPALA2000, 2001, 2002, 2003
CHEVROLET MONTE CARLO2000, 2001, 2002, 2003
PONTIAC BONNEVILLE2000, 2001, 2002, 2003
PONTIAC GRAND PRIX2000, 2001, 2002, 2003

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
0506040582005-11-11. Service bulletin. INTERMITTENT CHUGGLE OR FISHBITE ON LIGHT ACCELERATION OR A HIGHWAY SPEEDS WITH NO DIAGNOSTIC TROUBLE CODES (DTCS). *TT
1209012001-12-13. Service bulletin. SUBJECT REGARDING THE CRUISE CONTROL INTERMITTENTLY BEING INOPERATIVE WHEN ATTEMPTING TO SET OR RESUME SPEED. *SLC
013600912001-09-27. Service bulletin. SUBJECT REGARDING SHOP MANUAL CORRECTION FOR IDLE SPEED ACTUATOR RESISTANCE CHECK. *YH