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Service bulletin 30321

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 id10012511
Published by NHTSA2005-03-04
Manufacturer's number30321
Manufacturer's date2004-12-01
NHTSA componentVEHICLE SPEED CONTROL

NHTSA's summary

ROUGH IDLE/HESITATION - CONTAMINATED FUEL INJECTORS - CLEANING PROCEDURE. *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
JAGUAR S-TYPE2003

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
303192005-03-04. Service bulletin. ROUGH IDLE, RESTRICTED PERFORMANCE, AND POOR HARSH TRANSMISSION SHIFTS. DIAGNOSTIC TROUBLE CODES P0174, P0171, P0301 TO P0308, P1316 AND P1582 MAY BE STORED IN THE ENGINE CONTROL MODULE (ECM). *TT